COMPONENT SPECIFICATIONS (B6304T2, B6304T4, B6324S5; 2008-2012)
The component specification gives the value of the component when the connector is disconnected. Where no value is given, it is not possible to measure a relevant value at the component.
Numbers in parenthesis indicate to which pin of the component the value corresponds.
| Designation | Type | Supply voltage | Value | Other |
|---|---|---|---|---|
| Air conditioning (A/C) relay | Mechanical relay | 12 V | 92 ohms ± 10% at +23°C | |
| System relay Starter relay | Mechanical relay | 12 V | 82ohms ± 10% at 23°C (coil) | |
| A/C pressure sensor | Absolute manifold absolute pressure (MAP) sensor | 5 V (#3) | Air conditioning (A/C) high pressure | |
| Brake light switch | Position switch | 12 V (#1) | The switch is closed when the pedal is depressed (terminals #1-#5) | |
| Intake pressure sensor | 5 V (#3) | |||
| Fuel temperature sensor | NTC resistor | 5 V (#3) | 2500 ohms ± 6% at 20 °C (#1-#2) | Integrated in the fuel pressure sensor |
| Fuel pressure sensor | Piezo resistive pressure sensor | 5 V (#3) | ||
| Engine cooling fan (FC) control module | 12 V (#2) | |||
| Evaporative emission system (EVAP) valve | Electromagnetic valve | 12 V (#1) | 20, 5 ohms ± 1, 5 ohms | |
| Relief valve | Electromagnetic valve | 12 V | Coil 13.3 ohms | Off/On function |
| Accelerator pedal (AP) position sensor | Electronic pedal sensor with two output signals, PWM and a linear analog signal | 12 V (#1) power supply digital position sensor 5 V (#6) Power supply analog position sensor | ||
| Throttle unit | Electronic throttle module (ETM) with two integrated potentiometers and a throttle motor | 5 V (#5) | 1.2ohms (#1-#2 motor winding) at normal operating temperature. | |
| Injector | Electromagnetic injector valve | 12 V (#2) | Approximately 12 ohms at 20°C (terminal #1-#2) | |
| Camshaft position (CMP) sensor | Magneto-resistive sensor | 5 V (#1) | ||
| Knock sensor (KS) | Piezo electric component | Greater than 1 Mohms at 25 ± 10°C(#1-#2) | ||
| Oil level and oil temperature sensor | 5 V (#3) | |||
| Ignition coil | 12 v (#1) | Approximately 0.98 ohms (primary winding) | ||
| Preheating, front heated oxygen sensor | PTC resistor | 12 V (#3) | 2.18 - 2.68 ohms at 20 °C (#1-#2) | |
| Preheating, rear heated oxygen sensor (HO2S) | PTC resistor | 12 V (#1) | Approximately 13 ohms ± 1.3ohms (terminal #1-#2) | |
| Leak diagnostic unit | Consists of pump, electromagnetic valve and an internal heating element (PTC resistor) | 12 V (#4) | 118ohms (#1-#4 pump motor winding) 29.5ohms ± 10% (terminals #3-#4 Valve coil) 30ohms (#2-#4 Heating element) | |
| Engine coolant temperature (ECT) sensor | NTC resistor | 5 V (#1) | 15040 ohms at -20 °C 2450 ohms at 20 °C 318 ohms at 80 °C (#1- #2) | |
| Reset valve camshaft | Electromagnetic valve | 12 V (#1) | 7.4 ohms ± 0.5 ohms at 20 °C (#1-#2) | |
| Flywheel sensor | Induction sensor | 125, 5 ohms ± 17 ohms(#1-#2) | ||
| Outside temperature sensor | NTC resistor | 5 V (#1) | 18702 ohms at -20 °C 6318 ohms at 0 °C 2424 ohms at 20 °C 1034 ohms at 40 °C (#1- #3) | |
| Charge pressure sensor | Piezo-resistive pressure sensor (pressure) NTC sensor (temperature) | 5V | 2.5 Kohms at 20 °C (temp) Max pressure 500 kPa | |
| Turbocharger (TC) control valve | Electromagnetic valve | 12 V | Coil 23 ± 1.2 ohms Power consumption 0.72 A at 12V -40 °C and 100 % output. | Adjustable 0 -100 % (duty cycle) |
COMPONENT SPECIFICATIONS (B6324S; 2007-2010)
The component specification gives the value of the component when the connector is disconnected. Where no value is given, it is not possible to measure a relevant value at the component.
Numbers in parenthesis indicate to which pin of the component the value corresponds.
| Designation | Type | Supply voltage | Value | Other |
|---|---|---|---|---|
| Air conditioning (A/C) relay | Mechanical relay | 12 V | 92 ohms ± 10% at +23°C | |
| System relay Starter relay | Mechanical relay | 12 V | 82ohms ± 10% at 23°C (coil) | |
| A/C pressure sensor | Absolute manifold absolute pressure (MAP) sensor | 5 V (#3) | Air conditioning (A/C) high pressure | |
| Brake light switch | Position switch | 12 V (#1) | The switch is closed when the pedal is depressed (terminals #1-#5) | |
| Intake pressure sensor | 5 V (#3) | |||
| Fuel temperature sensor | NTC resistor | 5 V (#3) | 2500 ohms ± 6% at 20 °C (#1-#2) | Integrated in the fuel pressure sensor |
| Fuel pressure sensor | Piezo resistive pressure sensor | 5 V (#3) | ||
| Engine cooling fan (FC) control module | 12 V (#2) | |||
| Evaporative emission system (EVAP) valve | Electromagnetic valve | 12 V (#1) | 20, 5 ohms ± 1, 5 ohms | |
| Actuator, variable intake | Actuator, DC motor 1&2 | 12 V (#1) | 4 ohms | |
| Accelerator pedal (AP) position sensor | Electronic pedal sensor with two output signals, PWM and a linear analog signal | 12 V (#1) power supply digital position sensor 5 V (#6) Power supply analog position sensor | ||
| Throttle unit | Electronic throttle module (ETM) with two integrated potentiometers and a throttle motor | 5 V (#5) | 1.2ohms (#1-#2 motor winding) at normal operating temperature. | |
| Injector | Electromagnetic injector valve | 12 V (#2) | Approximately 12 ohms at 20°C (terminal #1-#2) | |
| Camshaft position (CMP) sensor | Magneto-resistive sensor | 5 V (#1) | ||
| Knock sensor (KS) | Piezo electric component | Greater than 1 Mohms at 25 ± 10°C(#1-#2) | ||
| Oil level and oil temperature sensor | 5 V (#3) | |||
| Ignition coil | 12 v (#1) | Approximately 0.98 ohms (primary winding) | ||
| Preheating, front heated oxygen sensor | PTC resistor | 12 V (#3) | 2.18 - 2.68 ohms at 20 °C (#1-#2) | |
| Preheating, rear heated oxygen sensor (HO2S) | PTC resistor | 12 V (#1) | Approximately 13 ohms ± 1.3ohms (terminal #1-#2) | |
| Leak diagnostic unit | Consists of pump, electromagnetic valve and an internal heating element (PTC resistor) | 12 V (#4) | 118ohms (#1-#4 pump motor winding) 29.5ohms ± 10% (terminals #3-#4 Valve coil) 30ohms (#2-#4 Heating element) | |
| Engine coolant temperature (ECT) sensor | NTC resistor | 5 V (#1) | 15040 ohms at -20 °C 2450 ohms at 20 °C 318 ohms at 80 °C (#1- #2) | |
| Reset valve camshaft | Electromagnetic valve | 12 V (#1) | 7.4 ohms ± 0.5 ohms at 20 °C (#1-#2) | |
| Flywheel sensor | Induction sensor | 125, 5 ohms ± 17 ohms(#1-#2) | ||
| Outside temperature sensor | NTC resistor | 5 V (#1) | 18702 ohms at -20 °C 6318 ohms at 0 °C 2424 ohms at 20 °C 1034 ohms at 40 °C (#1- #3) | |
| Cam profile solenoid | Electromagnetic valve | 12 V (#1) | 8, 5 ohms ± 0, 5 ohms |
COMPONENT SPECIFICATIONS (B6324S2, B6324S4; 2010-2012)
The component specification gives the value of the component when the connector is disconnected. Where no value is given, it is not possible to measure a relevant value at the component.
Numbers in parenthesis indicate to which pin of the component the value corresponds.
| Designation | Type | Supply voltage | Value | Miscellaneous |
|---|---|---|---|---|
| Air conditioning (A/C) relay | Mechanical relay | 12 V | 92 ohms ± 10% at +23°C | |
| System relay Starter relay | Mechanical relay | 12 V | 82ohms ± 10% at 23°C (coil) | |
| A/C pressure sensor | Absolute manifold absolute pressure (MAP) sensor | 5 V (#3) | Air conditioning (A/C) high pressure | |
| Brake light switch | Position switch | 12 V (#1) | The switch is closed when the pedal is depressed (terminals #1-#5) | |
| Intake pressure sensor | 5 V (#3) | |||
| Fuel temperature sensor | NTC resistor | 5 V (#3) | 2500 ohms ± 6% at 20 °C (#1-#2) | Integrated in the fuel pressure sensor |
| Fuel pressure sensor | Piezo resistive pressure sensor | 5 V (#3) | ||
| Engine cooling fan (FC) control module | 12 V (#2) | |||
| Evaporative emission system (EVAP) valve | Electromagnetic valve | 12 V (#1) | 20, 5 ohms ± 1, 5 ohms | |
| Actuator, variable intake | Actuator, DC motor 1&2 | 12 V (#1) | 4 ohms | |
| Accelerator pedal (AP) position sensor | Electronic pedal sensor with two output signals, PWM and a linear analog signal | 12 V (#1) power supply digital position sensor 5 V (#6) Power supply analog position sensor | ||
| Throttle unit | Electronic throttle module (ETM) with two integrated potentiometers and a throttle motor | 5 V (#5) | 1.2ohms (#1-#2 motor winding) at normal operating temperature. | |
| Injector | Electromagnetic injector valve | 12 V (#2) | Approximately 12 ohms at 20°C (terminal #1-#2) | |
| Camshaft position (CMP) sensor | Magneto-resistive sensor | 5 V (#1) | ||
| Knock sensor (KS) | Piezo electric component | Greater than 1 Mohms at 25 ± 10°C(#1-#2) | ||
| Oil level and oil temperature sensor | 5 V (#3) | |||
| Ignition coil | 12 v (#1) | Approximately 0.98 ohms (primary winding) | ||
| Preheating, front heated oxygen sensor | PTC resistor | 12 V (#3) | 2.18 - 2.68 ohms at 20 °C (#1-#2) | |
| Preheating, rear heated oxygen sensor (HO2S) | PTC resistor | 12 V (#1) | Approximately 13 ohms ± 1.3ohms (terminal #1-#2) | |
| Leak diagnostic unit | Consists of pump, electromagnetic valve and an internal heating element (PTC resistor) | 12 V (#4) | 118ohms (#1-#4 pump motor winding) 29.5ohms ± 10% (terminals #3-#4 Valve coil) 30ohms (#2-#4 Heating element) | |
| Engine coolant temperature (ECT) sensor | NTC resistor | 5 V (#1) | 15040 ohms at -20 °C 2450 ohms at 20 °C 318 ohms at 80 °C (#1- #2) | |
| Reset valve camshaft | Electromagnetic valve | 12 V (#1) | 7.4 ohms ± 0.5 ohms at 20 °C (#1-#2) | |
| Flywheel sensor | Induction sensor | 125, 5 ohms ± 17 ohms(#1-#2) | ||
| Outside temperature sensor | NTC resistor | 5 V (#1) | 18702 ohms at -20 °C 6318 ohms at 0 °C 2424 ohms at 20 °C 1034 ohms at 40 °C (#1- #3) | |
| Cam profile solenoid | Electromagnetic valve | 12 V (#1) | 8, 5 ohms ± 0, 5 ohms |
COMPONENT SPECIFICATIONS (B8444S; 2007-2010)
The component specification gives the value of the component when the connector is disconnected. Where no value is given, it is not possible to measure a relevant value at the component.
Numbers in parenthesis indicate to which pin of the component the value corresponds.
| Designation | Type | Supply voltage | Value | Other |
|---|---|---|---|---|
| Air conditioning (A/C) relay | Mechanical relay | 12 V | 92 ohms ± 10% at +23°C | |
| System relay Starter relay | Mechanical relay | 12 V | 82ohms ± 10% at 23°C (coil) | |
| A/C pressure sensor | Absolute manifold absolute pressure (MAP) sensor | 5 V (#3) | Air conditioning (A/C) high pressure | |
| Brake light switch | Position switch | 12 V (#1) | The switch is closed when the pedal is depressed (terminals #1-#5) | |
| Intake pressure sensor | 5 V (#3) | |||
| Fuel temperature sensor | NTC resistor | 5 V (#3) | 2500 ohms ± 6% at 20 °C (#1-#2) | Integrated in the fuel pressure sensor |
| Fuel pressure sensor | Piezo resistive pressure sensor | 5 V (#3) | ||
| Engine cooling fan (FC) control module | 12 V (#2) | |||
| Evaporative emission system (EVAP) valve | Electromagnetic valve | 12 V (#1) | 20, 5 ohms ± 1, 5 ohms | |
| Valve variable inlet | Electromagnetic valve | 12 V (#1) | 37 - 44 ohms | |
| Accelerator pedal (AP) position sensor | Electronic pedal sensor with two output signals, PWM and a linear analog signal | 12 V (#1) power supply digital position sensor 5 V (#6) Power supply analog position sensor | ||
| Throttle unit | Electronic throttle module (ETM) with two integrated potentiometers and a throttle motor | 5 V (#5) | 1.2ohms (#1-#2 motor winding) at normal operating temperature. | |
| Injector | Electromagnetic injector valve | 12 V (#2) | Approximately 12 ohms at 20°C (terminal #1-#2) | |
| Camshaft position (CMP) sensor | Magneto-resistive sensor | 5 V (#1) | See CAMSHAFT SENSOR | |
| Knock sensor (KS) | Piezo electric component | Greater than 1 Mohms at 25 ± 10°C(#1-#2) | ||
| Oil level and oil temperature sensor | 5 V (#3) | |||
| Ignition coil | 12 v (#1) | Approximately 0.98 ohms (primary winding) | ||
| Electric water pump | 12 v (#1) | |||
| Preheating front heated oxygen sensor (HO2S) | PTC resistor | 12 V (#3) | 2.18 - 2.68 ohms at 20 °C (#1-#2) | |
| Preheating, rear heated oxygen sensor (HO2S) | PTC resistor | 12 V (#1) | Approximately 13 ohms ± 1.3ohms (terminal #1-#2) | |
| Leak diagnostic unit | Consists of pump, electromagnetic valve and an internal heating element (PTC resistor) | 12 V (#4) | 118ohms (#1-#4 pump motor winding) 29.5ohms ± 10% (terminals #3-#4 Valve coil) 30ohms (#2-#4 Heating element) | |
| Engine coolant temperature (ECT) sensor | NTC resistor | 5 V (#1) | 15.040 ohms at -20 °C 2450 ohms at 20 °C 318 ohms at 80 °C (#1- #2) | |
| Oil pressure sensor | Pressure switch (Pressostat) | Grounded in the engine block | Closed switch when the oil pressure is low | |
| Reset valve camshaft | Electromagnetic valve | 12 V (#1) | 7.4 ohms ± 0.5 ohms at 20 °C (#1-#2) | |
| Flywheel sensor | Induction sensor | 125, 5 ohms ± 17 ohms(#1-#2) | See ENGINE SPEED SENSOR, CRANKSHAFT | |
| Outside temperature sensor | NTC resistor | 5 V (#1) | 18702 ohms at -20 °C 6318 ohms at 0 °C 2424 ohms at 20 °C 1034 ohms at 40 °C (#1- #3) |
SIGNAL SPECIFICATION (B6304T2, B6304T4; 2008-2012)
All values below are measured between the relevant terminal in column 2 and #Axx (#Axx on the breakout box) unless otherwise stated in parenthesis after the table entry.
Connector A (96-pin) corresponds to terminals #A1 - #B36 on the breakout box.
Connector B (58-pin engine side) corresponds to terminals #C1 - #58 on the breakout box.
Note. Connect the breakout box and check the ground connections before starting to measure.
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Miscellaneous |
|---|---|---|---|---|---|
| #A1 | #A1 | ||||
| #A2 | #A2 | ||||
| #A3 | #A3 | ||||
| #A4 | #A4 | ||||
| #A5 | #A5 | ||||
| #A6 | #A6 | Impulse sensor, signal (-) | U=U low | Measured to terminal #A30 (#A30). | |
| #A7 | #A7 | Camshaft sensor intake, ground | U=U low | U=U low | |
| #A8 | #A8 | Camshaft sensor exhaust, ground | U=U low | U=U low | |
| #A9 | #A9 | Front heated oxygen sensor (HO2S), bank 1, signal (+) | Lambda = 1 when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A10 | #A10 | Front heated oxygen sensor (HO2S), bank 1, signal (-) | Lambda = 1 when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A11 | #A11 | Camshaft sensor intake, supply voltage | U =5 V | U =5 V | |
| #A12 | #A12 | Camshaft sensor exhaust, supply voltage | U =5 V | U =5 V | |
| #A13 | #A13 | Charge pressure sensor (-) | U =5 V | U =5 V | |
| #A14 | #A14 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A15 | #A15 | ||||
| #A16 | #A16 | ||||
| #A17 | #A17 | Electronic throttle module (ETA), ground | U=U low | U=U low | |
| #A18 | #A18 | Rear heated oxygen sensor (HO2S), bank 1, signal (-). | |||
| #A19 | #A19 | Knock sensor (KS) 1, signal (-) | U=U low | ||
| #A20 | #A20 | Knock sensor (KS) 2, signal (-) | U=U low | ||
| #A21 | #A21 | Fuel temperature/fuel pressure sensor, ground | U=U low | U=U low | |
| #A22 | #A22 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A23 | #A23 | Manifold absolute pressure (MAP) sensor, ground | U=U low | U=U low | |
| #A24 | #A24 | Manifold absolute pressure (MAP) sensor, supply voltage | U =5 V | ||
| #A25 | #A25 | ||||
| #A26 | #A26 | ||||
| #A27 | #A27 | ||||
| #A28 | #A28 | ||||
| #A29 | #A29 | ||||
| #A30 | #A30 | Impulse sensor, signal (+) | U=U low | U=sinus voltage Uapprox.1.7 to 1.9 V | Measured to terminal #A6 (#A6). The voltage increases with increased engine speed (rpm). |
| #A31 | #A31 | ||||
| #A32 | #A32 | ||||
| #A33 | #A33 | Exhaust camshaft position (CMP) sensor, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A8 (#A8). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A34 | #A34 | Intake camshaft position (CMP) sensor, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A7 (#A7). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A35 | #A35 | ||||
| #A36 | #A36 | ||||
| #A37 | #A37 | Charge pressure sensor, pressure signal | 0.4V corresponds to approx. 20 kPa 4.65V corresponds to approx. 300 kPa | ||
| #A38 | #A38 | ||||
| #A39 | #A39 | ||||
| #A40 | #A40 | Rear heated oxygen sensor (HO2S), bank 1, signal (+) | Lambda = 1 at approx. 700 mV lambda >1 at approx. 200 mV | ||
| #A41 | #A41 | ||||
| #A42 | #A42 | Knock sensor (KS) 1, signal (+) | U=2.5 V | Measured to terminal #A19 (#A19). | |
| #A43 | #A43 | Knock sensor (KS) 2, signal (+) | U=2.5 V | Measured to terminal #A20 (#A20). | |
| #A44 | #A44 | ||||
| #A45 | #A45 | Engine coolant temperature (ECT) sensor, signal (-) | |||
| #A46 | #A46 | Fuel temperature sensor, signal | Measurement range: -40 °C to +130 °C. -40 °C corresponds to approx.13.5ohms 20 °C corresponds to approx. 2500ohms 130 °C corresponds to approx. 85ohms | ||
| #A47 | #A47 | Fuel temperature/fuel pressure sensor, supply voltage | U =5 V | ||
| #A48 | #A48 | Electronic throttle module (ETA), voltage feed | U =5 V | U =5 V | |
| #A49 | #A49 | ||||
| #A50 | #A50 | ||||
| #A51 | #A51 | ||||
| #A52 | #A52 | ||||
| #A53 | #A53 | ||||
| #A54 | #A54 | ||||
| #A55 | #A55 | ||||
| #A56 | #A56 | Ignition coil cyl 4, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A57 | #A57 | Ignition coil cyl 2, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A58 | #A58 | Ignition coil cyl 6, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A59 | #A59 | Ignition coil cyl 3, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A60 | #A60 | Ignition coil cyl 5, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #B1 | #A61 | Ignition coil cyl 1, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #B2 | #A62 | Misfire signal | Pulse width modulation (PWM) signal, for ignition coil cyl. 1, 4, 6 and 7 | ||
| #B3 | #A63 | Oil level and oil temperature sensor, signal | Pulse width modulation (PWM) signal | ||
| #B4 | #A64 | ||||
| #B5 | #A65 | Electronic throttle module (ETA), throttle position sensor circuit 1, signal | Unaffected: Uapprox.0.8 V Fully depressed accelerator pedal: Uapprox.4 V | Voltage varies depending on the position of the throttle. Voltage increases with increased throttle opening. | |
| #B6 | #A66 | Intake air temperature (IAT) sensor signal | (+20 °C) U=3.50 V (+30 °C) U=3.00 V (+40 °C) U=2.50 V | (+20 °C) U=3.50 V (+30 °C) U=3.00 V (+40 °C) U=2.50 V | The intake air temperature (IAT) sensor is integrated in the mass air flow (MAF) sensor. |
| #B7 | #A67 | Electronic throttle module (ETA), throttle position sensor circuit 2, signal | Unaffected: Uapprox.1.7 V Fully depressed accelerator pedal: Uapprox.4.1 V | Voltage varies depending on the position of the throttle. Voltage increases with increased throttle opening. | |
| #B8 | #A68 | Engine coolant temperature (ECT) sensor, signal | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | U drops with increased engine coolant temperature. |
| #B9 | #A69 | Manifold absolute pressure (MAP) sensor, signal | Uapprox.3.7 V at 1000 mbar | ||
| #B10 | #A70 | Mass air flow (MAF) sensor, signal | Uapprox.0.6 V | Uapprox.1.4 V | U increases with increasing air mass |
| #B11 | #A71 | Fuel pressure sensor, signal | 0.5V corresponds to approx. 50 kPa 4.5V corresponds to approx. 1000 kPa | ||
| #B12 | #A72 | Charge pressure sensor, temperature signal | Measurement range: -40 °C to +130 °C. -40 °C corresponds to approx.48ohms 20 °C corresponds to approx. 2500ohms 130 °C corresponds to approx. 85ohms | ||
| #B13 | #A73 | Power supply from system relay | U = U bat | U = U bat | |
| #B14 | #A74 | Electronic Throttle Module (ETA) engine, control signal (-) | Idle = -1.5 Wide open throttle (WOT) = 2 | Pulse width modulation (PWM) signal. U top =U bat Pulse ratio 0-100% The polarity of the control signal switches when the damper motor is to be deployed in the opposite direction. | The damper motor is controlled using a pulse width modulation (PWM) signal from the integrated power stage in the engine control module (ECM) measured to terminal #A75. |
| #B15 | #A75 | Electronic Throttle Module (ETA) engine, control signal (+) | Idle = -1.5 Wide open throttle (WOT) = 2 | Pulse width modulation (PWM) signal. U top =U bat Pulse ratio 0-100% The polarity of the control signal switches when the damper motor is to be deployed in the opposite direction. | The damper motor is controlled using a pulse width modulation (PWM) signal from the integrated power stage in the engine control module (ECM) measured to terminal #A74. |
| #B16 | #A76 | Front heated oxygen sensor (HO2S) bank 1 preheating, control signal | U top = 12 V pulse ratio 30 - 60 % f=8 Hz | Pulsed 12 V-signal. | |
| #B17 | #A77 | ||||
| #B18 | #A78 | Injector 1, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B19 | #A79 | Injector 5, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B20 | #A80 | Injector 3, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B21 | #A81 | Injector 6, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B22 | #A82 | Injector 2, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B23 | #A83 | Injector 4, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B24 | #A84 | Evaporative emission system (EVAP) valve, control signal (signal ground) | U = U bat | Pulse width modulation (PWM) signal during opening (control) of the evaporative emission system (EVAP) valve. The pulse ratio varies with regulating. | |
| #B25 | #A85 | Variable A/C compressor, control signal | U top = 12 V pulse ratio 30 - 75 % f=400 Hz | Pulsed 12 V-signal. | |
| #B26 | #A86 | Reset valve camshaft intake (VVT), control signal | Pulse width modulation (PWM) signal U top =U bat f=300 Hz Pulse ratio 5% | The pulse ratio varies during regulation. | |
| #B27 | #A87 | ||||
| #B28 | #A88 | Rear heated oxygen sensor preheating bank 1, control signal | U top = 12 V pulse ratio 30 - 60 % | ||
| #B29 | #A89 | ||||
| #B30 | #A90 | Relief valve | U = U bat | U = U bat | |
| #B31 | #A91 | ||||
| #B32 | #A92 | LIN signal, Generator (GEN) | |||
| #B33 | #A93 | ||||
| #B34 | #A94 | ||||
| #B35 | #A95 | Turbocharger (TC) control valve | U = U bat | U = U bat | PWM signal during opening (control) of the turbocharger (TC) control valve. % duty varies depending on control. |
| #B36 | #A96 |
CONNECTOR A
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Miscellaneous |
|---|---|---|---|---|---|
| #C1 | #B1 | ||||
| #C2 | #B2 | Power ground | U=U low | Ground terminal connected to chassis. | |
| #C3 | #B3 | Power supply from system relay | |||
| #C4 | #B4 | Power ground | U = U bat | Ground terminal connected to chassis. | |
| #C5 | #B5 | Power supply from system relay | U=U low | ||
| #C6 | #B6 | Power ground | U = U bat | Ground terminal connected to chassis. | |
| #C7 | #B7 | ||||
| #C8 | #B8 | Cooling fan control module, control signal | Pulse width modulation (PWM) signal to engine cooling fan (FC) control module | ||
| #C9 | #B9 | Start relay, signal (-) | |||
| #C10 | #B10 | Air conditioning (A/C) relay, control signal (signal ground) | |||
| #C11 | #B11 | Starter relay, control signal (+) | |||
| #C12 | #B12 | ||||
| #C13 | #B13 | Automatic: transmission control module (TCM), gear position signal. Manual: clutch pedal switch | With P/N connected: U=U low With P/N disconnected U=U bat | Grounded in the transmission control module (TCM) when in P/N. | |
| #C14 | #B14 | Power supply (wake up, 15-feed | U = U bat | U = U bat | |
| #C15 | #B15 | Start, signal 50-feed | U = U bat | U = U bat | Ignition off: U=U low |
| #C16 | #B16 | Supply from B+ | |||
| #C17 | #B17 | Start, signal 50-feed | U=U bat at crank | The engine control module (ECM) requests engine starting via the central electronic module (CEM). | |
| #C18 | #B18 | ||||
| #C19 | #B19 | ||||
| #C20 | #B20 | ||||
| #C21 | #B21 | Fuel pump (FP) control module, control signal | Pulse width modulated (PWM) signal to the central electronic module (CEM) to control the fuel pump (FP) relay. | ||
| #C22 | #B22 | ||||
| #C23 | #B23 | Leak diagnostic unit, pump | U = U bat | U = U bat | Certain markets only. |
| #C24 | #B24 | ||||
| #C25 | #B25 | ||||
| #C26 | #B26 | Accelerator pedal (AP) position sensor, PWM signal | PWM signal U top =U bat t=5 ms pulse ratio 8 - 88 % | Pulse width modulation (PWM) signal U top =U bat t=5 ms pulse ratio 6-14% | The PWM signal from the accelerator pedal (AP) position sensor to the engine control module (ECM). The pulse ratio increases as the accelerator pedal (AP) is depressed. |
| #C27 | #B27 | System relay, control signal | U=U low | Engine control module (ECM) grounds with ignition on and releases after afterrun. | |
| #C28 | #B28 | ||||
| #C29 | #B29 | ||||
| #C30 | #B30 | Brake light switch | |||
| #C31 | #B31 | A/C high pressure sensor, power supply | U =5 V | ||
| #C32 | #B32 | ||||
| #C33 | #B33 | ||||
| #C34 | #B34 | Outside temperature sensor, ground | U=U low | ||
| #C35 | #B35 | Outside temperature sensor, Signal | (0 °C) U=2.92 V (+10 °C) U=2.40 V (+20 °C) U=1.90 V (+30 °C) U =1.46 V | Temperature range: -40 to +30 °C ref: 2.87 V at 21 °C | |
| #C36 | #B36 | ||||
| #C37 | #B37 | ||||
| #C38 | #B38 | ||||
| #C39 | #B39 | ||||
| #C40 | #B40 | ||||
| #C41 | #B41 | Communication lead, control modules (CAN L) | |||
| #C42 | #B42 | ||||
| #C43 | #B43 | ||||
| #C44 | #B44 | ||||
| #C45 | #B45 | Leak diagnostic unit, preheating, control signal | Heating element activated: U=U low Heating element not activated: U=U bat Certain markets only. | ||
| #C46 | #B46 | Leak diagnostic unit valve, control signal | Valve activated: U=U low Valve not activated: U=U bat Certain markets only. | ||
| #C47 | #B47 | ||||
| #C48 | #B48 | ||||
| #C49 | #B49 | ||||
| #C50 | #B50 | ||||
| #C51 | #B51 | A/C high pressure sensor, signal | U=1.4 V | The voltage increases with increased pressure. | |
| #C52 | #B52 | ||||
| #C53 | #B53 | A/C high pressure sensor, ground | U=U low | ||
| #C54 | #B54 | Communication cable control module (CAN H) | |||
| #C55 | #B55 | ||||
| #C56 | #B56 | ||||
| #C57 | #B57 | ||||
| #C58 | #B58 |
CONNECTOR B
SIGNAL SPECIFICATION (B6324S, B6324S5; 2007-2012)
All values below are measured between the relevant terminal in column 2 and #Axx (#Axx on the breakout box) unless otherwise stated in parenthesis after the table entry.
Connector A (96-pin) corresponds to terminals #A1 - #B36 on the breakout box.
Connector B (58-pin engine side) corresponds to terminals #C1 - #58 on the breakout box.
Note. Connect the breakout box and check the ground connections before starting to measure.
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Miscellaneous |
|---|---|---|---|---|---|
| #A1 | #A1 | ||||
| #A2 | #A2 | ||||
| #A3 | #A3 | ||||
| #A4 | #A4 | ||||
| #A5 | #A5 | ||||
| #A6 | #A6 | Impulse sensor, signal (-) | U=U low | Measured to terminal #A30 (#A30). | |
| #A7 | #A7 | Camshaft sensor intake, ground | U=U low | U=U low | |
| #A8 | #A8 | Camshaft sensor exhaust, ground | U=U low | U=U low | |
| #A9 | #A9 | Front heated oxygen sensor (HO2S), bank 1, signal (+) | Lambda = 1 when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A10 | #A10 | Front heated oxygen sensor (HO2S), bank 1, signal (-) | Lambda = 1 when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A11 | #A11 | Camshaft sensor intake, supply voltage | U =5 V | U =5 V | |
| #A12 | #A12 | Camshaft sensor exhaust, supply voltage | U =5 V | U =5 V | |
| #A13 | #A13 | Engine coolant temperature (ECT) sensor, signal | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | U drops with increased engine coolant temperature. |
| #A14 | #A14 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A15 | #A15 | ||||
| #A16 | #A16 | ||||
| #A17 | #A17 | Electronic throttle module (ETA), ground | U=U low | U=U low | |
| #A18 | #A18 | Rear heated oxygen sensor (HO2S), bank 1, signal (-). | |||
| #A19 | #A19 | Knock sensor (KS) bank 1, signal (-) | U=U low | ||
| #A20 | #A20 | Knock sensor (KS) bank 2, signal (-) | U=U low | ||
| #A21 | #A21 | Fuel temperature/fuel pressure sensor, ground | U=U low | U=U low | |
| #A22 | #A22 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A23 | #A23 | Manifold absolute pressure (MAP) sensor, ground | U=U low | U=U low | |
| #A24 | #A24 | Manifold absolute pressure (MAP) sensor, supply voltage | U =5 V | ||
| #A25 | #A25 | ||||
| #A26 | #A26 | ||||
| #A27 | #A27 | ||||
| #A28 | #A28 | ||||
| #A29 | #A29 | ||||
| #A30 | #A30 | Impulse sensor, signal (+) | U=U low | U=sinus voltage Uapprox.1.7 to 1.9 V | Measured to terminal #A6 (#A6). The voltage increases with increased engine speed (rpm). |
| #A31 | #A31 | Front heated oxygen sensor (HO2S), bank 2, signal (+) | Lambda = when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A32 | #A32 | Front heated oxygen sensor (HO2S), bank 2, signal (-) | Lambda = when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A33 | #A33 | Exhaust camshaft position (CMP) sensor, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A8 (#A8). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A34 | #A34 | Intake camshaft position (CMP) sensor, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A7 (#A7). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A35 | #A35 | ||||
| #A36 | #A36 | ||||
| #A37 | #A37 | ||||
| #A38 | #A38 | Actuator variable intake upper, control signal | |||
| #A39 | #A39 | Actuator variable intake lower, control signal | |||
| #A40 | #A40 | Rear heated oxygen sensor (HO2S), bank 1, signal (+) | Lambda = 1 at approx. 700 mV lambda >1 at approx. 200 mV | ||
| #A41 | #A41 | Rear heated oxygen sensor (HO2S), bank 2, signal (+) | Lambda = 1 at approx. 700 mV lambda >1 at approx. 200 mV | ||
| #A42 | #A42 | Knock sensor (KS) bank 1, signal (+) | U=2.5 V | Measured to terminal #A19 (#A19). | |
| #A43 | #A43 | Knock sensor (KS) bank 2, signal (+) | U=2.5 V | Measured to terminal #A20 (#A20). | |
| #A44 | #A44 | ||||
| #A45 | #A45 | Rear heated oxygen sensor (HO2S) bank 2, ground | U=U low | U=U low | |
| #A46 | #A46 | Fuel temperature sensor, signal | Measurement range: -40 to +130 °C. | ||
| #A47 | #A47 | Fuel temperature/fuel pressure sensor, supply voltage | U =5 V | ||
| #A48 | #A48 | Electronic throttle module (ETA), voltage feed | U =5 V | U =5 V | |
| #A49 | #A49 | ||||
| #A50 | #A50 | ||||
| #A51 | #A51 | ||||
| #A52 | #A52 | ||||
| #A53 | #A53 | ||||
| #A54 | #A54 | ||||
| #A55 | #A55 | ||||
| #A56 | #A56 | Ignition coil cyl 4, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A57 | #A57 | Ignition coil cyl 2, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A58 | #A58 | Ignition coil cyl 6, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A59 | #A59 | Ignition coil cyl 3, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A60 | #A60 | Ignition coil cyl 5, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #B1 | #A61 | Ignition coil cyl 1, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #B2 | #A62 | Misfire signal | Pulse width modulation (PWM) signal, for ignition coil cyl. 1, 4, 6 and 7 | ||
| #B3 | #A63 | Oil level and oil temperature sensor, signal | Pulse width modulation (PWM) signal | ||
| #B4 | #A64 | ||||
| #B5 | #A65 | Electronic throttle module (ETA), throttle position sensor circuit 1, signal | Unaffected: Uapprox.0.8 V Fully depressed accelerator pedal: Uapprox.4 V | Voltage varies depending on the position of the throttle. Voltage increases with increased throttle opening. | |
| #B6 | #A66 | Intake air temperature (IAT) sensor signal | (+20 °C) U=3.50 V (+30 °C) U=3.00 V (+40 °C) U=2.50 V | (+20 °C) U=3.50 V (+30 °C) U=3.00 V (+40 °C) U=2.50 V | The intake air temperature (IAT) sensor is integrated in the mass air flow (MAF) sensor. |
| #B7 | #A67 | Electronic throttle module (ETA), throttle position sensor circuit 2, signal | Unaffected: Uapprox.1.7 V Fully depressed accelerator pedal: Uapprox.4.1 V | Voltage varies depending on the position of the throttle. Voltage increases with increased throttle opening. | |
| #B8 | #A68 | Engine coolant temperature (ECT) sensor, signal | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | U drops with increased engine coolant temperature. |
| #B9 | #A69 | Manifold absolute pressure (MAP) sensor, signal | Uapprox.3.7 V at 1000 mbar | ||
| #B10 | #A70 | Mass air flow sensor, signal | Uapprox.0.6 V | Uapprox.1.4 V | U increases with increasing air mass |
| #B11 | #A71 | Fuel pressure sensor, signal | |||
| #B12 | #A72 | ||||
| #B13 | #A73 | Power supply from system relay | U = U bat | U = U bat | |
| #B14 | #A74 | Electronic Throttle Module (ETA) engine, control signal (-) | Idle = -1.5 Wide open throttle (WOT) = 2 | Pulse width modulation (PWM) signal. U top =U bat Pulse ratio 0-100% The polarity of the control signal switches when the damper motor is to be deployed in the opposite direction. | The damper motor is controlled using a pulse width modulation (PWM) signal from the integrated power stage in the engine control module (ECM) measured to terminal #A75. |
| #B15 | #A75 | Electronic Throttle Module (ETA) engine, control signal (+) | Idle = -1.5 Wide open throttle (WOT) = 2 | Pulse width modulation (PWM) signal. U top =U bat Pulse ratio 0-100% The polarity of the control signal switches when the damper motor is to be deployed in the opposite direction. | The damper motor is controlled using a pulse width modulation (PWM) signal from the integrated power stage in the engine control module (ECM) measured to terminal #A74. |
| #B16 | #A76 | Front heated oxygen sensor (HO2S) bank 1 preheating, control signal | U top = 12 V pulse ratio 30 - 60 % f=8 Hz | Pulsed 12 V-signal. | |
| #B17 | #A77 | Front heated oxygen sensor (HO2S) bank 2 preheating, control signal | U top = 12 V pulse ratio 30 - 60 % f=8 Hz | Pulsed 12 V-signal. | |
| #B18 | #A78 | Injector 1, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B19 | #A79 | Injector 5, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B20 | #A80 | Injector 3, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B21 | #A81 | Injector 6, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B22 | #A82 | Injector 2, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B23 | #A83 | Injector 4, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B24 | #A84 | Evaporative emission system (EVAP) valve, control signal (signal ground) | U = U bat | Pulse width modulation (PWM) signal during opening (control) of the evaporative emission system (EVAP) valve. The pulse ratio varies with regulating. | |
| #B25 | #A85 | Variable A/C compressor, control signal | U top = 12 V pulse ratio 30 - 75 % f=400 Hz | Pulsed 12 V-signal. | |
| #B26 | #A86 | Reset valve camshaft intake (VVT), control signal | Pulse width modulation (PWM) signal U top =U bat f=300 Hz Pulse ratio 5% | The pulse ratio varies during regulation. | |
| #B27 | #A87 | ||||
| #B28 | #A88 | Rear heated oxygen sensor preheating bank 1, control signal | U top = 12 V Pulse ratio 30 - 60 % | ||
| #B29 | #A89 | Rear heated oxygen sensor preheating bank 2, control signal | U top = 12 V Pulse ratio 30 - 60 % | ||
| #B30 | #A90 | Cam profile solenoid 1, control signal | U = U bat | U = U bat | |
| #B31 | #A91 | Cam profile solenoid 2, control signal | U = U bat | U = U bat | |
| #B32 | #A92 | LIN signal, Generator (GEN) | |||
| #B33 | #A93 | ||||
| #B34 | #A94 | ||||
| #B35 | #A95 | ||||
| #B36 | #A96 |
CONNECTOR A
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Miscellaneous |
|---|---|---|---|---|---|
| #C1 | #B1 | ||||
| #C2 | #B2 | Power ground | U=U low | Ground terminal connected to chassis. | |
| #C3 | #B3 | Power supply from system relay | U = U bat | U = U bat | |
| #C4 | #B4 | Power ground | U = U bat | Ground terminal connected to chassis. | |
| #C5 | #B5 | Power supply from system relay | U = U bat | U = U bat | |
| #C6 | #B6 | Power ground | U = U bat | Ground terminal connected to chassis. | |
| #C7 | #B7 | ||||
| #C8 | #B8 | Cooling fan control module, control signal | Pulse width modulation (PWM) signal to engine cooling fan (FC) control module | ||
| #C9 | #B9 | Start relay, signal (-) | |||
| #C10 | #B10 | Air conditioning (A/C) relay, control signal (signal ground) | |||
| #C11 | #B11 | Starter relay, control signal (+) | |||
| #C12 | #B12 | ||||
| #C13 | #B13 | Automatic: transmission control module (TCM), gear position signal. Manual: clutch pedal switch | With P/N connected: U=U low With P/N disconnected U=U bat | Grounded in the transmission control module (TCM) when in P/N. | |
| #C14 | #B14 | Power supply (wake up, 15-feed | U = U bat | U = U bat | |
| #C15 | #B15 | Start, signal 50-feed | U = U bat | U = U bat | Ignition off: U=U low |
| #C16 | #B16 | Supply from B+ | |||
| #C17 | #B17 | Start, signal 50-feed | U=U bat at crank | The engine control module (ECM) requests engine starting via the central electronic module (CEM). | |
| #C18 | #B18 | ||||
| #C19 | #B19 | ||||
| #C20 | #B20 | ||||
| #C21 | #B21 | Fuel pump (FP) control module, control signal | Pulse width modulated (PWM) signal to the central electronic module (CEM) to control the fuel pump (FP) relay. | ||
| #C22 | #B22 | ||||
| #C23 | #B23 | ||||
| #C24 | #B24 | ||||
| #C25 | #B25 | ||||
| #C26 | #B26 | Accelerator pedal (AP) position sensor, PWM signal | PWM signal U top =U bat t=5 ms pulse ratio 8 - 88 % | Pulse width modulation (PWM) signal U top =U bat t=5 ms pulse ratio 6-14% | The PWM signal from the accelerator pedal (AP) position sensor to the engine control module (ECM). The pulse ratio increases as the accelerator pedal (AP) is depressed. |
| #C27 | #B27 | System relay, control signal | U=U low | Engine control module (ECM) grounds with ignition on and releases after afterrun. | |
| #C28 | #B28 | ||||
| #C29 | #B29 | ||||
| #C30 | #B30 | Brake light switch | |||
| #C31 | #B31 | A/C high pressure sensor, power supply | U =5 V | ||
| #C32 | #B32 | ||||
| #C33 | #B33 | ||||
| #C34 | #B34 | Outside temperature sensor, ground | U=U low | ||
| #C35 | #B35 | Outside temperature sensor, Signal | (0 °C) U=2.92 V (+10 °C) U=2.40V (+20 °C) U=1.90 V (+30 °C) U=1.46 V | Temperature range: -40 to +30 °C ref: 2.87 V at 21 °C | |
| #C36 | #B36 | ||||
| #C37 | #B37 | ||||
| #C38 | #B38 | ||||
| #C39 | #B39 | ||||
| #C40 | #B40 | ||||
| #C41 | #B41 | Communication lead, control modules (CAN L) | |||
| #C42 | #B42 | ||||
| #C43 | #B43 | ||||
| #C44 | #B44 | ||||
| #C45 | #B45 | Leak diagnostic unit, preheating, control signal | Heating element activated: U=U low Heating element not activated: U=U bat Certain markets only. | ||
| #C46 | #B46 | Leak diagnostic unit valve, control signal | Valve activated: U=U low Valve not activated: U=U bat Certain markets only. | ||
| #C47 | #B47 | ||||
| #C48 | #B48 | ||||
| #C49 | #B49 | ||||
| #C50 | #B50 | ||||
| #C51 | #B51 | A/C high pressure sensor, signal | U=1.4 V | The voltage increases with increased pressure. | |
| #C52 | #B52 | ||||
| #C53 | #B53 | A/C high pressure sensor, ground | U=U low | ||
| #C54 | #B54 | Communication cable control module (CAN H) | |||
| #C55 | #B55 | ||||
| #C56 | #B56 | ||||
| #C57 | #B57 | ||||
| #C58 | #B58 |
CONNECTOR B
SIGNAL SPECIFICATION (B6324S2, B6324S4; 2010-2012)
All values below are measured between the relevant terminal in column 2 and #Axx (#Axx on the breakout box) unless otherwise stated in parenthesis after the table entry.
Connector A (96-pin) corresponds to terminals #A1 - #B36 on the breakout box.
Connector B (58-pin engine side) corresponds to terminals #C1 - #58 on the breakout box.
Note. Connect the breakout box and check the ground connections before starting to measure.
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Miscellaneous |
|---|---|---|---|---|---|
| #A1 | #A1 | ||||
| #A2 | #A2 | ||||
| #A3 | #A3 | ||||
| #A4 | #A4 | ||||
| #A5 | #A5 | ||||
| #A6 | #A6 | Impulse sensor, signal (-) | U=U low | Measured to terminal #A30 (#A30). | |
| #A7 | #A7 | Camshaft sensor intake, ground | U=U low | U=U low | |
| #A8 | #A8 | Camshaft sensor exhaust, ground | U=U low | U=U low | |
| #A9 | #A9 | Front heated oxygen sensor (HO2S), bank 1, signal (+) | Lambda = 1 when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A10 | #A10 | Front heated oxygen sensor (HO2S), bank 1, signal (-) | Lambda = 1 when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A11 | #A11 | Camshaft sensor intake, supply voltage | U =5 V | U =5 V | |
| #A12 | #A12 | Camshaft sensor exhaust, supply voltage | U =5 V | U =5 V | |
| #A13 | #A13 | Engine coolant temperature (ECT) sensor, signal | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | U drops with increased engine coolant temperature. |
| #A14 | #A14 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A15 | #A15 | ||||
| #A16 | #A16 | ||||
| #A17 | #A17 | Electronic throttle module (ETA), ground | U=U low | U=U low | |
| #A18 | #A18 | Middle heated oxygen sensor bank 1, signal (-). | |||
| #A19 | #A19 | Knock sensor (KS) bank 1, signal (-) | U=U low | ||
| #A20 | #A20 | Knock sensor (KS) bank 2, signal (-) | U=U low | ||
| #A21 | #A21 | Fuel temperature/fuel pressure sensor, ground | U=U low | U=U low | |
| #A22 | #A22 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A23 | #A23 | Manifold absolute pressure (MAP) sensor, ground | U=U low | U=U low | |
| #A24 | #A24 | Manifold absolute pressure (MAP) sensor, supply voltage | U =5 V | ||
| #A25 | #A25 | ||||
| #A26 | #A26 | ||||
| #A27 | #A27 | ||||
| #A28 | #A28 | ||||
| #A29 | #A29 | ||||
| #A30 | #A30 | Impulse sensor, signal (+) | U=U low | U=sinus voltage Uapprox.1.7 to 1.9 V | Measured to terminal #A6 (#A6). The voltage increases with increased engine speed (rpm). |
| #A31 | #A31 | ||||
| #A32 | #A32 | ||||
| #A33 | #A33 | Exhaust camshaft position (CMP) sensor, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A8 (#A8). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A34 | #A34 | Intake camshaft position (CMP) sensor, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A7 (#A7). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A35 | #A35 | ||||
| #A36 | #A36 | ||||
| #A37 | #A37 | ||||
| #A38 | #A38 | Actuator variable intake upper, control signal | |||
| #A39 | #A39 | Actuator variable intake lower, control signal | |||
| #A40 | #A40 | Middle heated oxygen sensor bank 1, signal (+). | Lambda = 1 at approx. 700 mV lambda >1 at approx. 200 mV | ||
| #A41 | #A41 | Rear heated oxygen sensor (HO2S), bank 1, signal (+) | Lambda = 1 at approx. 700 mV lambda >1 at approx. 200 mV | ||
| #A42 | #A42 | Knock sensor (KS) bank 1, signal (+) | U=2.5 V | Measured to terminal #A19 (#A19). | |
| #A43 | #A43 | Knock sensor (KS) bank 2, signal (+) | U=2.5 V | Measured to terminal #A20 (#A20). | |
| #A44 | #A44 | ||||
| #A45 | #A45 | Rear heated oxygen sensor bank 1, ground | U=U low | U=U low | |
| #A46 | #A46 | Fuel temperature sensor, signal | Measurement range: -40 to +130 °C. | ||
| #A47 | #A47 | Fuel temperature/fuel pressure sensor, supply voltage | U =5 V | ||
| #A48 | #A48 | Electronic throttle module (ETA), voltage feed | U =5 V | U =5 V | |
| #A49 | #A49 | ||||
| #A50 | #A50 | ||||
| #A51 | #A51 | ||||
| #A52 | #A52 | ||||
| #A53 | #A53 | ||||
| #A54 | #A54 | ||||
| #A55 | #A55 | ||||
| #A56 | #A56 | Ignition coil cyl 4, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A57 | #A57 | Ignition coil cyl 2, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A58 | #A58 | Ignition coil cyl 6, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A59 | #A59 | Ignition coil cyl 3, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A60 | #A60 | Ignition coil cyl 5, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #B1 | #A61 | Ignition coil cyl 1, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #B2 | #A62 | Misfire signal | Pulse width modulation (PWM) signal, for ignition coil cyl. 1, 4, 6 and 7 | ||
| #B3 | #A63 | Oil level and oil temperature sensor, signal | Pulse width modulation (PWM) signal | ||
| #B4 | #A64 | ||||
| #B5 | #A65 | Electronic throttle module (ETA), throttle position sensor circuit 1, signal | Unaffected: Uapprox.0.8 V Fully depressed accelerator pedal: Uapprox.4 V | Voltage varies depending on the position of the throttle. Voltage increases with increased throttle opening. | |
| #B6 | #A66 | Intake air temperature (IAT) sensor signal | (+20 °C) U=3.50 V (+30 °C) U=3.00 V (+40 °C) U=2.50 V | (+20 °C) U=3.50 V (+30 °C) U=3.00 V (+40 °C) U=2.50 V | The intake air temperature (IAT) sensor is integrated in the mass air flow (MAF) sensor. |
| #B7 | #A67 | Electronic throttle module (ETA), throttle position sensor circuit 2, signal | Unaffected: Uapprox.1.7 V Fully depressed accelerator pedal: Uapprox.4.1 V | Voltage varies depending on the position of the throttle. Voltage increases with increased throttle opening. | |
| #B8 | #A68 | Engine coolant temperature (ECT) sensor, signal | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | U drops with increased engine coolant temperature. |
| #B9 | #A69 | Manifold absolute pressure (MAP) sensor, signal | Uapprox.3.7 V at 1000 mbar | ||
| #B10 | #A70 | Mass air flow sensor, signal | Uapprox.0.6 V | Uapprox.1.4 V | U increases with increasing air mass |
| #B11 | #A71 | Fuel pressure sensor, signal | |||
| #B12 | #A72 | ||||
| #B13 | #A73 | Power supply from system relay | U = U bat | U = U bat | |
| #B14 | #A74 | Electronic Throttle Module (ETA) engine, control signal (-) | Idle = -1.5 Wide open throttle (WOT) = 2 | Pulse width modulation (PWM) signal. U top =U bat Pulse ratio 0-100% The polarity of the control signal switches when the damper motor is to be deployed in the opposite direction. | The damper motor is controlled using a pulse width modulation (PWM) signal from the integrated power stage in the engine control module (ECM) measured to terminal #A75. |
| #B15 | #A75 | Electronic Throttle Module (ETA) engine, control signal (+) | Idle = -1.5 Wide open throttle (WOT) = 2 | Pulse width modulation (PWM) signal. U top =U bat Pulse ratio 0-100% The polarity of the control signal switches when the damper motor is to be deployed in the opposite direction. | The damper motor is controlled using a pulse width modulation (PWM) signal from the integrated power stage in the engine control module (ECM) measured to terminal #A74. |
| #B16 | #A76 | Front heated oxygen sensor (HO2S) bank 1 preheating, control signal | U top = 12 V pulse ratio 30 - 60 % f=8 Hz | Pulsed 12 V-signal. | |
| #B17 | #A77 | Middle heated oxygen sensor bank 1 preheating, control signal | U top = 12 V pulse ratio 30 - 60 % f=8 Hz | Pulsed 12 V-signal. | |
| #B18 | #A78 | Injector 1, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B19 | #A79 | Injector 5, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B20 | #A80 | Injector 3, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B21 | #A81 | Injector 6, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B22 | #A82 | Injector 2, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B23 | #A83 | Injector 4, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B24 | #A84 | Evaporative emission system (EVAP) valve, control signal (signal ground) | U = U bat | Pulse width modulation (PWM) signal during opening (control) of the evaporative emission system (EVAP) valve. The pulse ratio varies with regulating. | |
| #B25 | #A85 | Variable A/C compressor, control signal | U top = 12 V pulse ratio 30 - 75 % f=400 Hz | Pulsed 12 V-signal. | |
| #B26 | #A86 | Reset valve camshaft intake (VVT), control signal | Pulse width modulation (PWM) signal U top =U bat f=300 Hz Pulse ratio 5% | The pulse ratio varies during regulation. | |
| #B27 | #A87 | ||||
| #B28 | #A88 | ||||
| #B29 | #A89 | Rear heated oxygen sensor preheating bank 1, control signal | U top = 12 V Pulse ratio 30 - 60 % | ||
| #B30 | #A90 | ||||
| #B31 | #A91 | ||||
| #B32 | #A92 | LIN signal, alternator, radiator temperature sensor | |||
| #B33 | #A93 | ||||
| #B34 | #A94 | ||||
| #B35 | #A95 | ||||
| #B36 | #A96 |
CONNECTOR A
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Miscellaneous |
|---|---|---|---|---|---|
| #C1 | #B1 | ||||
| #C2 | #B2 | Power ground | U=U low | Ground terminal connected to chassis. | |
| #C3 | #B3 | Power supply from system relay | U = U bat | U = U bat | |
| #C4 | #B4 | Power ground | U = U bat | Ground terminal connected to chassis. | |
| #C5 | #B5 | Power supply from system relay | U = U bat | U = U bat | |
| #C6 | #B6 | Power ground | U = U bat | Ground terminal connected to chassis. | |
| #C7 | #B7 | ||||
| #C8 | #B8 | Cooling fan control module, control signal | Pulse width modulation (PWM) signal to engine cooling fan (FC) control module | ||
| #C9 | #B9 | Start relay, signal (-) | |||
| #C10 | #B10 | Air conditioning (A/C) relay, control signal (signal ground) | |||
| #C11 | #B11 | Starter relay, control signal (+) | |||
| #C12 | #B12 | ||||
| #C13 | #B13 | Automatic: transmission control module (TCM), gear position signal. Manual: clutch pedal switch | With P/N connected: U=U low With P/N disconnected U=U bat | Grounded in the transmission control module (TCM) when in P/N. | |
| #C14 | #B14 | Power supply (wake up, 15-feed | U = U bat | U = U bat | |
| #C15 | #B15 | Start, signal 50-feed | U = U bat | U = U bat | Ignition off: U=U low |
| #C16 | #B16 | Supply from B+ | |||
| #C17 | #B17 | Start, signal 50-feed | U=U bat at crank | The engine control module (ECM) requests engine starting via the central electronic module (CEM). | |
| #C18 | #B18 | ||||
| #C19 | #B19 | ||||
| #C20 | #B20 | ||||
| #C21 | #B21 | Fuel pump (FP) control module, control signal | Pulse width modulated (PWM) signal to the central electronic module (CEM) to control the fuel pump (FP) relay. | ||
| #C22 | #B22 | ||||
| #C23 | #B23 | ||||
| #C24 | #B24 | ||||
| #C25 | #B25 | ||||
| #C26 | #B26 | Accelerator pedal (AP) position sensor, PWM signal | PWM signal U top =U bat t=5 ms pulse ratio 8 - 88 % | Pulse width modulation (PWM) signal U top =U bat t=5 ms pulse ratio 6-14% | The PWM signal from the accelerator pedal (AP) position sensor to the engine control module (ECM). The pulse ratio increases as the accelerator pedal (AP) is depressed. |
| #C27 | #B27 | System relay, control signal | U=U low | Engine control module (ECM) grounds with ignition on and releases after afterrun. | |
| #C28 | #B28 | ||||
| #C29 | #B29 | ||||
| #C30 | #B30 | Brake light switch | |||
| #C31 | #B31 | A/C high pressure sensor, power supply | U =5 V | ||
| #C32 | #B32 | ||||
| #C33 | #B33 | ||||
| #C34 | #B34 | Outside temperature sensor, ground | U=U low | ||
| #C35 | #B35 | Outside temperature sensor, Signal | (0 °C) U=2.92 V (+10 °C) U=2.40 V (+20 °C) U=1.90 V (+30 °C) U =1.46 V | Temperature range: -40 to +30 °C ref: 2.87 V at 21 °C | |
| #C36 | #B36 | ||||
| #C37 | #B37 | ||||
| #C38 | #B38 | ||||
| #C39 | #B39 | ||||
| #C40 | #B40 | ||||
| #C41 | #B41 | Communication lead, control modules (CAN L) | |||
| #C42 | #B42 | ||||
| #C43 | #B43 | ||||
| #C44 | #B44 | ||||
| #C45 | #B45 | Leak diagnostic unit, preheating, control signal | Heating element activated: U=U low Heating element not activated: U=U bat Certain markets only. | ||
| #C46 | #B46 | Leak diagnostic unit valve, control signal | Valve activated: U=U low Valve not activated: U=U bat Certain markets only. | ||
| #C47 | #B47 | ||||
| #C48 | #B48 | ||||
| #C49 | #B49 | ||||
| #C50 | #B50 | ||||
| #C51 | #B51 | A/C high pressure sensor, signal | U=1.4 V | The voltage increases with increased pressure. | |
| #C52 | #B52 | ||||
| #C53 | #B53 | A/C high pressure sensor, ground | U=U low | ||
| #C54 | #B54 | Communication cable control module (CAN H) | |||
| #C55 | #B55 | ||||
| #C56 | #B56 | ||||
| #C57 | #B57 | ||||
| #C58 | #B58 |
CONNECTOR B
SIGNAL SPECIFICATION (B8444S; 2007-2010)
All values below are measured between the relevant terminal in column 2 and #Axx (#Axx on the breakout box) unless otherwise stated in parenthesis after the table entry.
Connector A (96-pin) corresponds to terminals #A1 - #B36 on the breakout box.
Connector B (58-pin engine side) corresponds to terminals #C1 - #58 on the breakout box.
Note. Connect the breakout box and check the ground connections before starting to measure.
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Miscellaneous |
|---|---|---|---|---|---|
| #A1 | #A1 | ||||
| #A2 | #A2 | ||||
| #A3 | #A3 | ||||
| #A4 | #A4 | ||||
| #A5 | #A5 | ||||
| #A6 | #A6 | Impulse sensor, signal (-) | U=U low | Measured to terminal #A30 (#A30). | |
| #A7 | #A7 | Camshaft sensor intake/exhaust bank 1/2, ground | U=U low | U=U low | |
| #A8 | #A8 | ||||
| #A9 | #A9 | ||||
| #A10 | #A10 | Signal ground, intake air temperature (IAT) sensor | U=U low | U=U low | The intake air temperature (IAT) sensor is integrated in the mass air flow (MAF) sensor. |
| #A11 | #A11 | Electronic throttle module (ETA), ground | U=U low | U=U low | |
| #A12 | #A12 | Engine coolant temperature (ECT) sensor, ground | U=U low | U=U low | |
| #A13 | #A13 | ||||
| #A14 | #A14 | Fuel temperature/fuel pressure sensor, ground | U=U low | U=U low | |
| #A15 | #A15 | Manifold absolute pressure (MAP) sensor, ground | U=U low | U=U low | |
| #A16 | #A16 | Oil pressure sensor | U = U bat Oil pressure warning lamp illuminates. | U=U low | 1.2 kohms to B+ |
| #A17 | #A17 | Oil level and oil temperature sensor, signal ground | U=U low | U=U low | |
| #A18 | #A18 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A19 | #A19 | Knock sensor (KS) bank 2, signal (-) | U=U low | ||
| #A20 | #A20 | Knock sensor (KS) bank 1, signal (-) | U=U low | ||
| #A21 | #A21 | ||||
| #A22 | #A22 | Rear heated oxygen sensor (HO2S) bank 2, ground | U=U low | U=U low | |
| #A23 | #A23 | ||||
| #A24 | #A24 | Electronic throttle module, voltage feed | U =5 V | ||
| #A25 | #A25 | LIN A, alternator control module (ACM) | U=8 V | U=9 V | The voltage increases with increased alternator load. |
| #A26 | #A26 | Front heated oxygen sensor (HO2S), bank 1, signal (+) | Lambda = 1 when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A27 | #A27 | Front heated oxygen sensor (HO2S), bank 1, signal (-) | Lambda = 1 when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A28 | #A28 | Front heated oxygen sensor (HO2S), bank 2, signal (+) | Lambda = when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A29 | #A29 | Front heated oxygen sensor (HO2S), bank 2, signal (-) | Lambda = when current is 0 mA | Measurement range: 0 ± 12 mA. Negative current indicates a rich fuel/air mixture. | |
| #A30 | #A30 | Impulse sensor, signal (+) | U=U low | U=sinus voltage Uapprox.1.7 to 1.9 V | Measured to terminal #A6 (#A6). The voltage increases with increased engine speed (rpm). |
| #A31 | #A31 | Camshaft position sensor exhaust bank 1, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A7 (#A7). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A32 | #A32 | Camshaft position sensor exhaust bank 2, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A7 (#A7). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A33 | #A33 | Camshaft position sensor intake bank 1, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A7 (#A7). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A34 | #A34 | Camshaft position sensor intake bank 2, signal | U = 5 V or U low | U= Pulsed signal U max. >4.5 V U min. <1 V | Measure against #A7 (#A7). The frequency varies with engine rpm. Measure with advanced measuring tool. |
| #A35 | #A35 | ||||
| #A36 | #A36 | ||||
| #A37 | #A37 | ||||
| #A38 | #A38 | ||||
| #A39 | #A39 | ||||
| #A40 | #A40 | Rear heated oxygen sensor (HO2S), bank 2, signal (+) | Lambda = 1 at approx. 700 mV lambda >1 at approx. 200 mV | ||
| #A41 | #A41 | Rear heated oxygen sensor (HO2S), bank 1, signal (+) | Lambda = 1 at approx. 700 mV lambda >1 at approx. 200 mV | ||
| #A42 | #A42 | Knock sensor (KS) bank 2, signal (+) | U=2.5 V | Measured to terminal #A19 (#A19). | |
| #A43 | #A43 | Knock sensor (KS) bank 1, signal (+) | U=2.5 V | Measured to terminal #A20 (#A20). | |
| #A44 | #A44 | ||||
| #A45 | #A45 | Rear heated oxygen sensor (HO2S), bank 1, signal (-) | |||
| #A46 | #A46 | Fuel temperature sensor, signal | Measurement range: -40 to +130 °C. | ||
| #A47 | #A47 | Fuel temperature/fuel pressure sensor, supply voltage | U =5 V | ||
| #A48 | #A48 | Manifold absolute pressure (MAP) sensor, supply voltage | U =5 V | ||
| #A49 | #A49 | Variable A/C compressor, control signal | U top = 12 V pulse ratio 30 - 75 % f=400 Hz | Pulsed 12 V-signal. | |
| #A50 | #A50 | ||||
| #A51 | #A51 | ||||
| #A52 | #A52 | ||||
| #A53 | #A53 | ||||
| #A54 | #A54 | Ignition coil cyl 7, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A55 | #A55 | Ignition coil cyl 8, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A56 | #A56 | Ignition coil cyl 5, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A57 | #A57 | Ignition coil cyl 6, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A58 | #A58 | Ignition coil cyl 3, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A59 | #A59 | Ignition coil cyl 4, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #A60 | #A60 | Ignition coil cyl 1, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #B1 | #A61 | Ignition coil cyl 2, control signal | U=U low | U top = 12 V pulse ratio 30% f=240 Hz | Pulse ratio and frequency increases with increased engine speed (rpm) |
| #B2 | #A62 | Misfire signal 1 | Pulse width modulation (PWM) signal, for ignition coil cyl. 1, 4, 6 and 7 | ||
| #B3 | #A63 | Oil level and oil temperature sensor, signal | Pulse width modulation (PWM) signal | ||
| #B4 | #A64 | Misfire signal 2 | Pulse width modulation (PWM) signal, for ignition coil cyl. 2, 3, 5 and 8 | ||
| #B5 | #A65 | Electronic throttle module (ETA), throttle position sensor circuit 1, signal | Unaffected: Uapprox.0.8 V Fully depressed accelerator pedal: Uapprox.4 V | Voltage varies depending on the position of the throttle. Voltage increases with increased throttle opening. | |
| #B6 | #A66 | Intake air temperature (IAT) sensor signal | (+20 °C) U=3.50 V (+30 °C) U=3.00 V (+40 °C) U=2.50 V | (+20 °C) U=3.50 V (+30 °C) U=3.00 V (+40 °C) U=2.50 V | The intake air temperature (IAT) sensor is integrated in the mass air flow (MAF) sensor. |
| #B7 | #A67 | Electronic throttle module (ETA), throttle position sensor circuit 2, signal | Unaffected: Uapprox.1.7 V Fully depressed accelerator pedal: Uapprox.4.1 V | Voltage varies depending on the position of the throttle. Voltage increases with increased throttle opening. | |
| #B8 | #A68 | Engine coolant temperature (ECT) sensor, signal | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | (+30 °C) U=1.22 V (+80 °C) U=0.29 V (+100 °C) U=0.17 V | U drops with increased engine coolant temperature. |
| #B9 | #A69 | Manifold absolute pressure (MAP) sensor, signal | Uapprox.3.7 V at 1000 mbar | ||
| #B10 | #A70 | Mass air flow (MAF) sensor, signal | Uapprox.0.6 V | Uapprox.1.4 V | U increases with increasing air mass |
| #B11 | #A71 | Fuel pressure sensor, signal | |||
| #B12 | #A72 | Camshaft sensor, supply voltage | U =5 V | CAM5 | |
| #B13 | #A73 | ||||
| #B14 | #A74 | Electronic Throttle Module (ETA) engine, control signal (-) | Idle = -1.5 Wide open throttle (WOT) 2 | Pulse width modulation (PWM) signal. U top =U bat Pulse ratio 0-100% The polarity of the control signal switches when the damper motor is to be deployed in the opposite direction. | The damper motor is controlled using a pulse width modulation (PWM) signal from the integrated power stage in the engine control module (ECM) measured to terminal #A75. |
| #B15 | #A75 | Electronic Throttle Module (ETA) engine, control signal (+) | Idle = -1.5 Wide open throttle (WOT) 2 | Pulse width modulation (PWM) signal. U top =U bat Pulse ratio 0-100% The polarity of the control signal switches when the damper motor is to be deployed in the opposite direction. | The damper motor is controlled using a pulse width modulation (PWM) signal from the integrated power stage in the engine control module (ECM) measured to terminal #A74. |
| #B16 | #A76 | Front heated oxygen sensor (HO2S) bank 2 preheating, control signal | U top = 12 V pulse ratio 30 - 60 % f=8 Hz | Pulsed 12 V-signal. | |
| #B17 | #A77 | Front heated oxygen sensor (HO2S) bank 1 preheating, control signal | U top = 12 V pulse ratio 30 - 60 % f=8 Hz | Pulsed 12 V-signal. | |
| #B18 | #A78 | Injector 2, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B19 | #A79 | Injector 1, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B20 | #A80 | Injector 4, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B21 | #A81 | Injector 3, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B22 | #A82 | Injector 6, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B23 | #A83 | Injector 5, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B24 | #A84 | Injector 8, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B25 | #A85 | Injector 7, control signal | U = U bat | T = 2-3 ms | T increases with engine speed and load |
| #B26 | #A86 | Reset valve camshaft inlet (VVT) bank 2, control signal | Pulse width modulation (PWM) signal U top =U bat f=300 Hz Pulse ratio 5% | The pulse ratio varies during regulation. | |
| #B27 | #A87 | Reset valve camshaft inlet (VVT) bank 1, control signal | Pulse width modulation (PWM) signal U top =U bat f=300 Hz Pulse ratio 5% | The pulse ratio varies during regulation. | |
| #B28 | #A88 | Rear heated oxygen sensor preheating bank 2, control signal | U top = 12 V Pulse ratio 30 - 60 % | ||
| #B29 | #A89 | Rear heated oxygen sensor preheating bank 1, control signal | U top = 12 V Pulse ratio 30 - 60 % | ||
| #B30 | #A90 | Reset valve camshaft exhaust (VVT) bank 2, control signal | Pulse width modulation (PWM) signal U top =U bat f=300 Hz Pulse ratio 5% | The pulse ratio varies with regulating | |
| #B31 | #A91 | Reset valve camshaft exhaust (VVT) bank 1, control signal | Pulse width modulation (PWM) signal U top =U bat f=300 Hz Pulse ratio 5% | The pulse ratio varies with regulating | |
| #B32 | #A92 | Evaporative emission system (EVAP) valve, control signal (signal ground) | U = U bat | Pulse width modulation (PWM) signal during opening (control) of the evaporative emission system (EVAP) valve. The pulse ratio varies with regulating. | |
| #B33 | #A93 | ||||
| #B34 | #A94 | ||||
| #B35 | #A95 | Valve variable inlet, control signal | |||
| #B36 | #A96 |
CONNECTOR A
| Breakout box terminal | Terminal Control module | Signal type | Ignition on | Engine idling | Miscellaneous |
|---|---|---|---|---|---|
| #C1 | #B1 | Signal ground | U=U low | Ground terminal connected to chassis. | |
| #C2 | #B2 | Power ground | U=U low | Ground terminal connected to chassis. | |
| #C3 | #B3 | Power ground | U=U low | Ground terminal connected to chassis. | |
| #C4 | #B4 | Power supply from system relay | U = U bat | ||
| #C5 | #B5 | Power ground | U=U low | Ground terminal connected to chassis. | |
| #C6 | #B6 | Power supply from system relay | U = U bat | ||
| #C7 | #B7 | ||||
| #C8 | #B8 | A/C linear pressure sensor, ground | U=U low | ||
| #C9 | #B9 | Outside temperature sensor, ground | U=U low | ||
| #C10 | #B10 | ||||
| #C11 | #B11 | Starter relay, control signal (+) | |||
| #C12 | #B12 | A/C linear pressure sensor, signal | U=1.4 V | The voltage increases with increased pressure. | |
| #C13 | #B13 | ||||
| #C14 | #B14 | ||||
| #C15 | #B15 | Transmission control module (TCM), signal gear position | With P/N connected: U=U low With P/N disconnected U=U bat | Grounded in the transmission control module (TCM) when in P/N. | |
| #C16 | #B16 | System relay, control signal | U=U low | Engine control module (ECM) grounds with ignition on and releases after afterrun. | |
| #C17 | #B17 | Start, signal 50-feed | U=U bat at crank | The engine control module (ECM) requests engine starting via the central electronic module (CEM). | |
| #C18 | #B18 | ||||
| #C19 | #B19 | Air conditioning (A/C) line pressure sensor, power supply | U =5 V | ||
| #C20 | #B20 | Fuel pump activation, control signal | Pulse width modulated (PWM) signal to the central electronic module (CEM) to control the fuel pump (FP) relay. | ||
| #C21 | #B21 | ||||
| #C22 | #B22 | ||||
| #C23 | #B23 | Leak diagnostic unit, preheating, control signal | Heating element activated: U=U low Heating element not activated: U=U bat Certain markets only. | ||
| #C24 | #B24 | ||||
| #C25 | #B25 | ||||
| #C26 | #B26 | ||||
| #C27 | #B27 | Power supply (wake up, 15-feed | U = U bat | U = U bat | |
| #C28 | #B28 | Accelerator pedal (AP) position sensor, PWM signal | PWM signal U top =U bat t=5 ms pulse ratio 8 - 88 % | Pulse width modulation (PWM) signal U top =U bat t=5 ms pulse ratio 6-14% | The PWM signal from the accelerator pedal (AP) position sensor to the engine control module (ECM). The pulse ratio increases as the accelerator pedal (AP) is depressed. |
| #C29 | #B29 | Outside temperature sensor, Signal | (0 °C) U=2.92 V (+10 °C) U=2.40 V (+20 °C) U=1.90 V (+30 °C) U =1.46 V | Temperature range: -40 to +30 °C ref: 2.87 V at 21 °C | |
| #C30 | #B30 | Signal ignition on, 15-feed | U = U bat | U = U bat | Ignition off: U=U low |
| #C31 | #B31 | ||||
| #C32 | #B32 | ||||
| #C33 | #B33 | Leak diagnostic unit pump motor, power supply | Pump motor running: U=U low Pump motor not running: U=U bat | Certain markets only. | |
| #C34 | #B34 | ||||
| #C35 | #B35 | ||||
| #C36 | #B36 | ||||
| #C37 | #B37 | ||||
| #C38 | #B38 | ||||
| #C39 | #B39 | ||||
| #C40 | #B40 | ||||
| #C41 | #B41 | Brake light switch, signal | When brake pedal is actuated U=U bat When brake pedal is not actuated U=U low | Signal via the central electronic module (CEM). | |
| #C42 | #B42 | ||||
| #C43 | #B43 | ||||
| #C44 | #B44 | ||||
| #C45 | #B45 | Communication lead, control modules (CAN L) | |||
| #C46 | #B46 | Electric water pump relay, control signal | |||
| #C47 | #B47 | ||||
| #C48 | #B48 | Leak diagnostic unit valve, control signal | Valve activated: U=U low Valve not activated: U=U bat Certain markets only. | ||
| #C49 | #B49 | Cooling fan control module, control signal | Pulse width modulation (PWM) signal to engine cooling fan (FC) control module | ||
| #C50 | #B50 | ||||
| #C51 | #B51 | Start relay, signal (-) | |||
| #C52 | #B52 | ||||
| #C53 | #B53 | Air conditioning (A/C) relay, control signal (signal ground) | |||
| #C54 | #B54 | Power supply, engine control module (ECM), 30-feed | U = U bat | U = U bat | |
| #C55 | #B55 | ||||
| #C56 | #B56 | ||||
| #C57 | #B57 | ||||
| #C58 | #B58 | Communication cable control module (CAN H) |
CONNECTOR B