COMPONENT SPECIFICATION
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.
The number to the right of the voltage value indicates the terminal pin on the component to which the value refers.
| Designation | Type | Supply voltage | Value | Miscellaneous |
|---|---|---|---|---|
| Air conditioning (A/C) relay | Mechanical relay | 12V (#1) | Approximately 70 ohms (coil) | |
| A/C pressure sensor | Absolute pressure sensor | 5 V (#3) | ||
| Air conditioning (A/C) pressure switch | Pressure switch (Pressostat) | 12 V (#2) | 0 ohms at air conditioning (A/C) off | |
| Stop lamp switch | Position switch | 12 V (#1) | The switch is closed when the pedal is depressed (terminals #1-#2) | |
| Fuel temperature sensor | NTC resistor | 5V (#3) | 2500 ohms at 20° (terminals #1-#2 | Integrated in the fuel pressure sensor |
| Fuel pressure sensor | Piezo resistive pressure sensor | 5V (#3) | ||
| Evaporative emission system (EVAP) valve | Electromagnetic valve | 12 V (#1) | 17-24 ohms at 20°C (terminals #1-#2) | |
| Accelerator pedal (AP) position sensor | Electronic pedal sensor with two output signals, PWM and a linear analog signal | 12 V (#1) 5 V (#6) | ||
| Throttle unit | Electronic throttle control module with two integrated potentiometers and a damper motor | Potentiometers: 5 V (#3) | ||
| Fuel injector | Electromagnetic injector valve | 12 V (#1) | Approximately 12 ohms at 20°C (terminal #1-#2) | |
| Camshaft sensor | Magneto-resistive sensor | 5 V (#1) | ||
| Knock sensor (KS) | Piezo electric component | Separate signal ground for the knock sensor (KS) | ||
| Preheating front heated oxygen sensor (HO2S) | PTC resistor | Preheating: 12 V (#3) | 2, 6-3, 4 ohms at 20°C (terminals #3-#4) | |
| Preheating, rear heated oxygen sensor (HO2S) | PTC resistor | Preheating: 12 V (#1) | Approximately 9 ohms at 20°C (terminal #1-#2) | |
| Mass air flow (MAF) sensor | 12 V (#2) 5 V (#4) | |||
| Air temperature sensor, intake | NTC resistor | 5 V (#1) | Approximately 2300 ohms at 20°C (#1-#2) | Integrated mass air flow (MAF) sensor |
| Leak diagnostic unit | Consists of an air pump, an electromagnetic valve and an internal heating element (PTC resistor) | 12 V (#4) | Approximately 118 ohms (terminals #1-#4 pump motor winding) 27.9 -34.1 ohms (terminals #3-#4 Valve coil) | The heating element for heating up the pulsed secondary air injection system (PAIR) pump is controlled by the central electronic module (CEM) |
| 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) | |
| Oil pressure switch | Pressure switch (Pressostat) | 12 V (#1) | Grounded in the cylinder block. Closed switch when the oil pressure is low | |
| Intake camshaft reset valve | Electromagnetic valve | 12 V (#1) | 3-5 ohms (#1-#2) | |
| Flywheel sensor | Engine speed sensor | 125 ohms (+/- 17 ohms) at 20°C (terminals #1-#2) | ||
| System relay | Mechanical relay | 12V (#1) | Approximately 80 ohms (coil) | |
| Starter relay | Mechanical relay | 12V (#1) | Approximately 80 ohms (coil) | |
| Intake pressure sensor | Semi-conductor type | +5V (#3) | 10 ohms (#1-#2) |
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.
The number to the right of the voltage value indicate to which pin of the component the value corresponds.
| Designation | Type | Supply voltage | Value | Miscellaneous |
|---|---|---|---|---|
| Air conditioning (A/C) relay | Mechanical relay | 12V (#1) | Approximately 70 ohms (coil) | |
| A/C pressure sensor | Absolute pressure sensor | 5 V (#3) | ||
| Air conditioning (A/C) pressure switch | Pressure switch (Pressostat) | 12 V (#2) | 0 ohms at air conditioning (A/C) off | |
| Stop lamp switch | Position switch | 12 V (#1) | The switch is closed when the pedal is depressed (terminals #1-#2) | |
| Fuel temperature sensor | NTC resistor | 5V (#3) | 2500 ohms at 20 °C (#1-#2) | Integrated in the fuel pressure sensor |
| Fuel pressure sensor | Piezo resistive pressure sensor | 5V (#3) | ||
| Evaporative emission system (EVAP) valve | Electromagnetic valve | 12 V (#1) | 17-24 ohms at 20 °C (#1-#2) | |
| Accelerator pedal (AP) position sensor | Electronic pedal sensor with two output signals, PWM and a linear analog signal | 12 V (terminal #1) 5 V (terminal #6) | ||
| Throttle unit | Electronic throttle control module with two integrated potentiometers and a damper motor | Potentiometers: 5 V (#3) | ||
| Fuel injector | Electromagnetic injector valve | 12 V (#1) | Approximately 12 ohms at 20°C (terminal #1-#2) | |
| Camshaft sensor | Magneto-resistive sensor | 5 V (#1) | ||
| Knock sensor (KS) | Piezo electric component | Separate signal ground for the knock sensor (KS). | ||
| Clutch pedal switch | Position switch | 12 V (#1), ground terminal (#2) | Closed at 75% pressed down. | |
| Preheating, front heated oxygen sensor | PTC resistor | Preheating: 12 V (#3) | 2.6-3.4 ohms at 20 °C (#3-#4) | |
| Preheating, rear heated oxygen sensor (HO2S) | PTC resistor | Preheating: 12 V (#1) | Approximately 9 ohms at 20 °C (#1-#2) | |
| Mass air flow (MAF) sensor | 12 V (#2) 5 V (#4) | |||
| Air temperature sensor, intake | NTC resistor | 5 V (#1) | Approximately 2300 ohms at 20 °C (#1-#2) | Integrated mass air flow (MAF) sensor |
| Leak diagnostic unit | Consists of an air pump, an electromagnetic valve and an internal heating element (PTC resistor) | 12 V (#4) | Approximately 118 ohms (terminals #1-#4 pump motor winding) 27.9 -34.1 ohms (terminals #3-#4 Valve coil) | The heating element for heating up the pulsed secondary air injection system (PAIR) pump is controlled by the central electronic module (CEM) |
| 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) | |
| Oil pressure switch | Pressure switch (Pressostat) | 12 V (#1) | Grounded in the cylinder block. Closed switch when the oil pressure is low | |
| Oil level sensor | Electronic sensor with PTC resistor and capacitive measurement element | 5 V (#3) | ||
| Intake camshaft reset valve | Electromagnetic valve | 12 V (#1) | 3-5 ohms (#1-#2) | |
| Flywheel sensor | Engine speed sensor | 125ohms (+/- 17 ohms) at 20 °C (#1-#2) | ||
| System relay | Mechanical relay | 12V (#1) | Approximately 80 ohms (coil) | |
| Starter relay | Mechanical relay | 12V (#1) | Approximately 80 ohms (coil) | |
| Intake pressure sensor | Semi-conductor type | +5V (#3) | 10 ohms (#1-#2) |
General
All values given below are between the terminals stated in column 1 (and breakout box terminal in the terminal) and terminal #B1 (#C1) unless otherwise indicated in column 6 (Miscellaneous).
Control module terminals
- #A1-#A60 correspond to adapter connector A (breakout box #A1-#A60)
- #A61-#A96 correspond to adapter connector B (breakout box #B1-#B36)
- #B1-#B58 correspond to adapter connector C (breakout box #C1-#C58).
Note. It is important to connect the breakout box and check the ground terminals before taking readings.
| U= | DC voltage in volts (V) | U low = | Voltage approximately 0 V |
|---|---|---|---|
| U bat = | Battery voltage (V) |
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Engine idling | Other |
|---|---|---|---|---|---|
| #A1 | #A1 | ||||
| #A2 | #A2 | ||||
| #A3 | #A3 | Mass air flow (MAF), signal ground, intake air temperature (IAT) sensor | U=U low | U=U low | |
| #A4 | #A4 | Manifold absolute pressure (MAP) sensor, signal ground | U=U low | U=U low | |
| #A5 | #A5 | Fuel pressure sensor, signal ground | U=U low | U=U low | |
| #A6 | #A6 | ||||
| #A7 | #A7 | ||||
| #A8 | #A8 | ||||
| #A9 | #A9 | ||||
| #A10 | #A10 | ||||
| #A11 | #A11 | Rear and center heated oxygen sensor (HO2S), signal (-) | Center heated oxygen sensor (HO2S): certain markets only. Not measured. | ||
| #A12 | #A12 | Misfire signal | Pulse width modulation (PWM) signal | ||
| #A13 | #A13 | Fuel pressure sensor, power supply 5 V | U =5 V | ||
| #A14 | #A14 | ||||
| #A15 | #A15 | Throttle position (TP) sensor, power supply 5 V | U =5 V | ||
| #A16 | #A16 | Manifold absolute pressure (MAP) sensor, power supply 5V | U =5 V | ||
| #A17 | #A17 | Intake camshaft position (CMP) sensor, power supply 5 V | U =5 V | ||
| #A18 | #A18 | ||||
| #A19 | #A19 | Intake camshaft position (CMP) sensor, signal ground | U=U low | U=U low | |
| #A20 | #A20 | Knock sensor (KS), signal (-) | U=U low | ||
| #A21 | #A21 | Engine speed (RPM) sensor, signal (-) | U=2.5 V | U = sine wave voltage U top =5 V U offset = 2.5 V | Measure to terminal #A62 (#A62). The voltage and the frequency increase with engine speed |
| #A22 | #A22 | Engine coolant temperature (ECT) sensor, signal ground | U=U low | U=U low | |
| #A23 | #A23 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A24 | #A24 | Throttle position (TP), signal ground | U=U low | U=U low | |
| #A25 | #A25 | ||||
| #A26 | #A26 | ||||
| #A27 | #A27 | ||||
| #A28 | #A28 | ||||
| #A29 | #A29 | ||||
| #A30 | #A30 | ||||
| #A31 | #A31 | ||||
| #A32 | #A32 | ||||
| #A33 | #A33 | ||||
| #A34 | #A34 | Ignition coil cyl 4, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A35 | #A35 | Ignition coil cyl 5, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A36 | #A36 | ||||
| #A37 | #A37 | ||||
| #A38 | #A38 | ||||
| #A39 | #A39 | Exhaust camshaft position (CMP) sensor, power supply 5V | U=5 V | ||
| #A40 | #A40 | ||||
| #A41 | #A41 | ||||
| #A42 | #A42 | ||||
| #A43 | #A43 | Exhaust camshaft position (CMP) sensor, signal ground | U=U low | U=U low | |
| #A44 | #A44 | ||||
| #A45 | #A45 | ||||
| #A46 | #A46 | Knock sensor (KS), signal (+) | U=U low | ||
| #A47 | #A47 | Front heated oxygen sensor (HO2S), signal (+) | Not measured. | ||
| #A48 | #A48 | Front heated oxygen sensor (HO2S), signal (-) | Not measured. | ||
| #A49 | #A49 | Rear heated oxygen sensor (HO2S), preheating, control signal | U top =12 V, pulse ratio 30-60% | Pulsed 12 V signal. | |
| #A50 | #A50 | Center heated oxygen sensor (HO2S), preheating, control signal | U top =12 V, pulse ratio 30-60% | Pulsed 12 V signal. Certain markets only. | |
| #A51 | #A51 | ||||
| #A52 | #A52 | ||||
| #A53 | #A53 | Evaporative emission system (EVAP) valve, control signal | U = U bat | Pulse width modulation (PWM) signal during opening (control) of the evaporative emission system (EVAP) valve. % duty varies depending on control. | |
| #A54 | #A54 | ||||
| #A55 | #A55 | ||||
| #A56 | #A56 | ||||
| #A57 | #A57 | ||||
| #A58 | #A58 | Ignition coil cyl 1, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A59 | #A59 | Ignition coil cyl 2, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A60 | #A60 | Ignition coil cyl 3, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A61 | #B1 | ||||
| #A62 | #B2 | Engine speed (RPM) sensor, signal (+) | U=2.5 V | U=sine wave voltage U top =5 V U offset =2.5V | Measured to terminal #A21 (#A21). The frequency increases with engine speed |
| #A63 | #B3 | Intake camshaft position (CMP) sensor, signal | U=5 V | U = Pulsed signal U top = 5 V U offset = 2.5V | The frequency varies according to engine speed (RPM) |
| #A64 | #B4 | Exhaust camshaft position (CMP) sensor, signal | U=5 V | U = Pulsed signal U top = 5 V U offset = 2.5V | The frequency varies according to engine speed (RPM) |
| #A65 | #B5 | ||||
| #A66 | #B6 | ||||
| #A67 | #B7 | 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. |
| #A68 | #B8 | Rear heated oxygen sensor (HO2S), signal (+) | Not measured. | ||
| #A69 | #B9 | Manifold absolute pressure (MAP) sensor, signal | Uapprox.2 V | U | U increases with higher air pressure |
| #A70 | #B10 | Mass air flow (MAF) sensor, signal | U=1 V | Uapprox.1.7 V | U increases with increasing air mass |
| #A71 | #B11 | Fuel pressure sensor, signal fuel temperature | Uapprox. 0.5 V-4.5 V | Uapprox. 0.5 V-4.5 V | U drops with increased fuel temperature. The fuel temperature sensor is integrated in the fuel pressure sensor. |
| #A72 | #B12 | Throttle position (TP) sensor circuit 2, signal | U approx. 0.4 - 4.5 V | U approx. 0.4 - 4.5 V | The voltage varies depending on the position of the throttle. U decreases with increasing throttle opening. |
| #A73 | #B13 | ||||
| #A74 | #B14 | Throttle unit motor, control signal (-) | 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 | #B15 | Throttle unit motor, control signal (+) | 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 (#B14) | |
| #A76 | #B16 | Front heated oxygen sensor (HO2S), preheating, control signal | U top =12 V, pulse ratio 30-60% | Pulsed 12 V signal | |
| #A77 | #B17 | ||||
| #A78 | #B18 | Reset valve camshaft intake (VVT), control signal | PWM-signal U top =U bat f=250 Hz (±12.5 Hz) | % duty varies depending on control. | |
| #A79 | #B19 | ||||
| #A80 | #B20 | Injector no. 5, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A81 | #B21 | Injector no. 4, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A82 | #B22 | Injector no. 3, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A83 | #B23 | Injector no. 2, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A84 | #B24 | Injector no. 1, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A85 | #B25 | ||||
| #A86 | #B26 | ||||
| #A87 | #B27 | ||||
| #A88 | #B28 | LIN A (Local Interconnect Network), Alternator Control Module (ACM), Premair sensor. | Alternator Control Module (ACM): MY 2005- only. Premair sensor: MY 2006- and certain markets only. | ||
| #A89 | #B29 | ||||
| #A90 | #B30 | ||||
| #A91 | #B31 | Oil pressure sensor | Supplied with U bat from the engine control module (ECM). Closed switch (oil pressure): U low . Switch open-circuit (no/low oil pressure):U bat . | ||
| #A92 | #B32 | ||||
| #A93 | #B33 | Mass air flow (MAF), signal, intake air temperature (IAT) sensor | (+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. |
| #A94 | #B34 | Fuel pressure sensor, signal fuel pressure | 480 +/- 5 kPa (absolute pressure) U = 1.8 - 2 V | The voltage increases with higher fuel pressure. | |
| #A95 | #B35 | Center heated oxygen sensor (HO2S), signal (+) | Not measured. Certain markets only. | ||
| #A96 | #B36 | Throttle position (TP) sensor circuit 1, signal | U approx. 0.4 - 4.5 V | U approx. 0.4 - 4.5 V | U varies depending on the position of the throttle. U increases with increased throttle opening. |
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Engine idling | Other |
|---|---|---|---|---|---|
| #B1 | #C1 | Power ground 1 | U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B2 | #C2 | Power ground 2 | U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B3 | #C3 | Power ground 3 | U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B4 | #C4 | Power supply from the system relay | U bat | Power supply 12 V engine control module (ECM) from the system relay. | |
| #B5 | #C5 | ||||
| #B6 | #C6 | Power supply from the system relay | U bat | Power supply 12V engine control module (ECM) from the system relay. | |
| #B7 | #C7 | Engine cooling fan control module, control signal | PWM signal to the engine cooling fan control module | ||
| #B8 | #C8 | Starter relay, control signal (-) | |||
| #B9 | #C9 | ||||
| #B10 | #C10 | A/C relay, control signal | Air conditioning (A/C) relay activated: U=U low Air conditioning (A/C) relay not activated: U = U bat | ||
| #B11 | #C11 | ||||
| #B12 | #C12 | ||||
| #B13 | #C13 | ||||
| #B14 | #C14 | ||||
| #B15 | #C15 | Transmission control module (TCM), signal gear position | With P/N engaged: U=U low With P/N disengaged: U=U bat | Grounded in the Transmission Control Module (TCM) at P/N. | |
| #B16 | #C16 | System relay, control signal | U=U low | Relay activated: U=U low Relay not activated: U=U bat Note that the relay can be closed after ignition off due to time for "after run". | |
| #B17 | #C17 | Start, signal 50-supply | Signal from the ignition switch. The cable is shared with the central electronic module (CEM). When the ignition is in position for start: U=U low | ||
| #B18 | #C18 | ||||
| #B19 | #C19 | ||||
| #B20 | #C20 | Fuel pump control module, control signal | PWM signal pulse ratio 50% (+/-10%) engine at operating temperature | PWM signal transmitted by the engine control module (ECM) to the fuel pump control module. The pulse ratio varies with the requested fuel pressure. | |
| #B21 | #C21 | ||||
| #B22 | #C22 | ||||
| #B23 | #C23 | Leak diagnostic unit, preheating, control signal | Heating element activated: U=U low Heating element not activated: U=U bat Only certain markets. | ||
| #B24 | #C24 | ||||
| #B25 | #C25 | ||||
| #B26 | #C26 | Accelerator pedal (AP) position sensor, PWM signal | PWM signal U top =U bat t=5 ms pulse ratioapprox. 6-90% | PWM signal U top =U bat t=5 ms pulse ratioapprox. 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. |
| #B27 | #C27 | ||||
| #B28 | #C28 | Air conditioning (A/C) low pressure switch, signal | High air conditioning (A/C) pressure: U=U bat Low air conditioning A/C pressure: U=U low | ||
| #B29 | #C29 | ||||
| #B30 | #C30 | Power supply (Wake up, 15-supply) | 12V | 12V | |
| #B31 | #C31 | A/C high pressure sensor, power supply | |||
| #B32 | #C32 | ||||
| #B33 | #C33 | Leak diagnostic unit, pump motor, power supply | Pump motor running: U=U low Pump motor not running: U=U bat | Certain markets only. | |
| #B34 | #C34 | ||||
| #B35 | #C35 | ||||
| #B36 | #C36 | ||||
| #B37 | #C37 | ||||
| #B38 | #C38 | ||||
| #B39 | #C39 | ||||
| #B40 | #C40 | ||||
| #B41 | #C41 | Stop lamp switch, signal | When the brake pedal is depressed: U=U bat When the brake pedal is unaffected U=U low | Signal via the central electronic module (CEM). | |
| #B42 | #C42 | ||||
| #B43 | #C43 | ||||
| #B44 | #C44 | HS-CAN L, transmission control module (TCM) | |||
| #B45 | #C45 | HS-CAN L | Connected to #B58 (#C58) (HS-CAN H) via terminating resistor. | ||
| #B46 | #C46 | Leak diagnostic unit, valve, control signal | Valve activated: U=U low Valve not activated: U=U bat Only certain markets. | ||
| #B47 | #C47 | A/C high pressure sensor, signal ground | U=U low | ||
| #B48 | #C48 | ||||
| #B49 | #C49 | ||||
| #B50 | #C50 | ||||
| #B51 | #C51 | A/C high pressure sensor, signal | The voltage increases with increased pressure | ||
| #B52 | #C52 | ||||
| #B53 | #C53 | ||||
| #B54 | #C54 | Power supply, engine control module (ECM) (terminal 30) | |||
| #B55 | #C55 | ||||
| #B56 | #C56 | ||||
| #B57 | #C57 | HS-CAN H, transmission control module (TCM) | |||
| #B58 | #C58 | HS-CAN H | Connected to #B45 (#C45) (HS-CAN L) via terminating resistor. |
CONNECTOR B
General
All values given below are between the terminals stated in column 1 and breakout box terminal in the terminal) and terminal #B1 (#C1) unless otherwise indicated in column 6 (Miscellaneous).
Control module terminals
- #A1-#A60 correspond to adapter connector A (breakout box #A1-#A60)
- #A61-#A96 correspond to adapter connector B (breakout box #B1-#B36)
- #B1-#B58 correspond to adapter connector C (breakout box #C1-#C58).
Note. It is important to connect the breakout box and check the ground terminals before taking readings.
| U= | DC voltage in volts (V) | U low = | Voltage approximately 0 V |
|---|---|---|---|
| U bat = | Battery voltage (V) |
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Engine idling | Other |
|---|---|---|---|---|---|
| #A1 | #A1 | ||||
| #A2 | #A2 | ||||
| #A3 | #A3 | Mass air flow (MAF), signal ground, intake air temperature (IAT) sensor | U=U low | U=U low | |
| #A4 | #A4 | Manifold absolute pressure (MAP) sensor, signal ground | U=U low | U=U low | |
| #A5 | #A5 | Fuel pressure sensor, signal ground | U=U low | U=U low | |
| #A6 | #A6 | ||||
| #A7 | #A7 | ||||
| #A8 | #A8 | ||||
| #A9 | #A9 | ||||
| #A10 | #A10 | Oil level sensor, signal ground | U=U low | U=U low | |
| #A11 | #A11 | Rear and center heated oxygen sensor (HO2S), signal (-) | Center heated oxygen sensor (HO2S): certain markets only. Not measured. | ||
| #A12 | #A12 | Misfire signal | Pulse width modulation (PWM) signal | ||
| #A13 | #A13 | Fuel pressure sensor, power supply 5 V | U =5 V | ||
| #A14 | #A14 | Oil level sensor, power supply | U =5 V | ||
| #A15 | #A15 | Throttle position (TP) sensor, power supply 5 V | U =5 V | ||
| #A16 | #A16 | Manifold absolute pressure (MAP) sensor, power supply 5V | U =5 V | ||
| #A17 | #A17 | Intake camshaft position (CMP) sensor, power supply 5 V | U =5 V | ||
| #A18 | #A18 | ||||
| #A19 | #A19 | Intake camshaft position (CMP) sensor, signal ground | U=U low | U=U low | |
| #A20 | #A20 | Knock sensor (KS), signal (-) | U=U low | ||
| #A21 | #A21 | Engine speed (RPM) sensor, signal (-) | U=2.5 V | U = sine wave voltage U top =5 V U offset = 2.5 V | Measure to terminal #A62 (#A62). The voltage and the frequency increase with engine speed |
| #A22 | #A22 | Engine coolant temperature (ECT) sensor, signal ground | U=U low | U=U low | |
| #A23 | #A23 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A24 | #A24 | Throttle position (TP), signal ground | U=U low | U=U low | |
| #A25 | #A25 | ||||
| #A26 | #A26 | ||||
| #A27 | #A27 | ||||
| #A28 | #A28 | ||||
| #A29 | #A29 | ||||
| #A30 | #A30 | ||||
| #A31 | #A31 | ||||
| #A32 | #A32 | ||||
| #A33 | #A33 | ||||
| #A34 | #A34 | Ignition coil cyl 4, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A35 | #A35 | Ignition coil cyl 5, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A36 | #A36 | ||||
| #A37 | #A37 | ||||
| #A38 | #A38 | ||||
| #A39 | #A39 | Exhaust camshaft position (CMP) sensor, power supply 5V | U =5 V | ||
| #A40 | #A40 | Oil level sensor, signal | Pulse width modulation (PWM) signal U top =5 V Pulse duty factor 17-83% T=120ms Pulse train with three pulses followed by a pause of 1.2 seconds. Pulse no. 1= oil temperature. Pulse no. 2= oil level. Pulse no. 3= oil quality. The pulse duty factor for each pulse changes according to the current: - oil temperature - oil level - oil quality. | The PWM signal is generated by the oil level sensor. | |
| #A41 | #A41 | ||||
| #A42 | #A42 | ||||
| #A43 | #A43 | Exhaust camshaft position (CMP) sensor, signal ground | U=U low | U=U low | |
| #A44 | #A44 | ||||
| #A45 | #A45 | ||||
| #A46 | #A46 | Knock sensor (KS), signal (+) | U=U low | ||
| #A47 | #A47 | Front heated oxygen sensor (HO2S), signal (+) | Not measured. | ||
| #A48 | #A48 | Front heated oxygen sensor (HO2S), signal (-) | Not measured. | ||
| #A49 | #A49 | Rear heated oxygen sensor (HO2S), preheating, control signal | U top =12 V, pulse ratio 30-60% | Pulsed 12 V signal. | |
| #A50 | #A50 | Center heated oxygen sensor (HO2S), preheating, control signal | U top =12 V, pulse ratio 30-60% | Pulsed 12 V signal. Certain markets only. | |
| #A51 | #A51 | ||||
| #A52 | #A52 | ||||
| #A53 | #A53 | Evaporative emission system (EVAP) valve, control signal | U = U bat | Pulse width modulation (PWM) signal during opening (control) of the evaporative emission system (EVAP) valve. % duty varies depending on control. | |
| #A54 | #A54 | ||||
| #A55 | #A55 | ||||
| #A56 | #A56 | ||||
| #A57 | #A57 | ||||
| #A58 | #A58 | Ignition coil cyl 1, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A59 | #A59 | Ignition coil cyl 2, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A60 | #A60 | Ignition coil cyl 3, control signal | U=U low | The frequency increases with engine speed (RPM) | |
| #A61 | #B1 | ||||
| #A62 | #B2 | Engine speed (RPM) sensor, signal (+) | U=2.5 V | U=sine wave voltage U top =5 V U offset =2.5V | Measured to terminal #A21 (#A21). The frequency increases with engine speed |
| #A63 | #B3 | Intake camshaft position (CMP) sensor, signal | U =5 V | U = Pulsed signal U top = 5 V U offset = 2.5V | The frequency varies according to engine speed (RPM) |
| #A64 | #B4 | Exhaust camshaft position (CMP) sensor, signal | U =5 V | U = Pulsed signal U top = 5 V U offset = 2.5V | The frequency varies according to engine speed (RPM) |
| #A65 | #B5 | ||||
| #A66 | #B6 | ||||
| #A67 | #B7 | 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. |
| #A68 | #B8 | Rear heated oxygen sensor (HO2S), signal (+) | Not measured. | ||
| #A69 | #B9 | Manifold absolute pressure (MAP) sensor, signal | Uapprox.2 V | U | U increases with higher air pressure |
| #A70 | #B10 | Mass air flow (MAF) sensor, signal | U=1 V | Uapprox.1.7 V | U increases with increasing air mass |
| #A71 | #B11 | Fuel pressure sensor, signal fuel temperature | Uapprox. 0.5 V-4.5 V | Uapprox. 0.5 V-4.5 V | U drops with increased fuel temperature. The fuel temperature sensor is integrated in the fuel pressure sensor. |
| #A72 | #B12 | Throttle position (TP) sensor circuit 2, signal | U approx. 0.4 - 4.5 V | U approx. 0.4 - 4.5 V | The voltage varies depending on the position of the throttle. U decreases with increasing throttle opening. |
| #A73 | #B13 | ||||
| #A74 | #B14 | Throttle unit motor, control signal (-) | 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 | #B15 | Throttle unit motor, control signal (+) | 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 (#B14) | |
| #A76 | #B16 | Front heated oxygen sensor (HO2S), preheating, control signal | U top =12 V, pulse ratio 30-60% | Pulsed 12 V signal | |
| #A77 | #B17 | ||||
| #A78 | #B18 | Reset valve camshaft intake (VVT), control signal | PWM-signal U top =U bat f=250 Hz (±12.5 Hz) | % duty varies depending on control. | |
| #A79 | #B19 | Engine cooling fan control module, control signal | PWM signal to the engine cooling fan control module | ||
| #A80 | #B20 | Injector no. 5, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A81 | #B21 | Injector no. 4, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A82 | #B22 | Injector no. 3, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A83 | #B23 | Injector no. 2, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A84 | #B24 | Injector no. 1, control signal | U = U bat | T=2-3 ms | Time increases with engine speed (RPM) and load |
| #A85 | #B25 | ||||
| #A86 | #B26 | ||||
| #A87 | #B27 | ||||
| #A88 | #B28 | LIN A (Local Interconnect Network), Alternator Control Module (ACM), Premair sensor. | Alternator Control Module (ACM): MY 2005- only. Premair sensor: MY 2006- and certain markets only. | ||
| #A89 | #B29 | ||||
| #A90 | #B30 | ||||
| #A91 | #B31 | Oil pressure sensor | Supplied with U bat from the engine control module (ECM). Closed switch (oil pressure): U low . Switch open-circuit (no/low oil pressure):U bat . | ||
| #A92 | #B32 | ||||
| #A93 | #B33 | Mass air flow (MAF), signal, intake air temperature (IAT) sensor | (+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. |
| #A94 | #B34 | Fuel pressure sensor, signal fuel pressure | 480 +/- 5 kPa (absolute pressure) U = 1.8 - 2 V | The voltage increases with higher fuel pressure. | |
| #A95 | #B35 | Center heated oxygen sensor (HO2S), signal (+) | Not measured. Certain markets only. | ||
| #A96 | #B36 | Throttle position (TP) sensor circuit 1, signal | U approx. 0.4 - 4.5 V | U approx. 0.4 - 4.5 V | U varies depending on the position of the throttle. U increases with increased throttle opening. |
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Engine idling | Other |
|---|---|---|---|---|---|
| #B1 | #C1 | Power ground 1 | U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B2 | #C2 | Power ground 2 | U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B3 | #C3 | Power ground 3 | U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B4 | #C4 | Power supply from the system relay | U bat | Power supply 12 V engine control module (ECM) from the system relay. | |
| #B5 | #C5 | ||||
| #B6 | #C6 | Power supply from the system relay | U bat | Power supply 12V engine control module (ECM) from the system relay. | |
| #B7 | #C7 | ||||
| #B8 | #C8 | Starter relay, control signal (-) | |||
| #B9 | #C9 | ||||
| #B10 | #C10 | A/C relay, control signal | Air conditioning (A/C) relay activated: U=U low Air conditioning (A/C) relay not activated: U = U bat | ||
| #B11 | #C11 | ||||
| #B12 | #C12 | ||||
| #B13 | #C13 | ||||
| #B14 | #C14 | ||||
| #B15 | #C15 | Transmission control module (TCM), signal gear position. Clutch pedal switch, open - closed. | With P/N engaged: U=U low With P/N disengaged: U=U bat | Grounded in the Transmission Control Module (TCM) at P/N. Pedal pressed down: U=U low | |
| #B16 | #C16 | System relay, control signal | U=U low | Relay activated: U=U low Relay not activated: U=U bat Note that the relay can be closed after ignition off due to time for "after run". | |
| #B17 | #C17 | Start, signal 50-supply | Signal from the ignition switch. The cable is shared with the central electronic module (CEM). When the ignition is in position for start: U=U low | ||
| #B18 | #C18 | ||||
| #B19 | #C19 | ||||
| #B20 | #C20 | Fuel pump control module, control signal | PWM signal pulse ratio 50% (+/-10%) engine at operating temperature | PWM signal transmitted by the engine control module (ECM) to the fuel pump control module. The pulse ratio varies with the requested fuel pressure. | |
| #B21 | #C21 | ||||
| #B22 | #C22 | ||||
| #B23 | #C23 | Leak diagnostic unit, preheating, control signal | Heating element activated: U=U low Heating element not activated: U=U bat Only certain markets. | ||
| #B24 | #C24 | ||||
| #B25 | #C25 | ||||
| #B26 | #C26 | Accelerator pedal (AP) position sensor, PWM signal | PWM signal U top =U bat t=5 ms pulse ratioapprox. 6-90% | PWM signal U top =U bat t=5 ms pulse ratioapprox. 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. |
| #B27 | #C27 | ||||
| #B28 | #C28 | Air conditioning (A/C) low pressure switch, signal | High air conditioning (A/C) pressure: U=U bat Low air conditioning A/C pressure: U=U low | ||
| #B29 | #C29 | ||||
| #B30 | #C30 | Power supply (Wake up, 15-supply) | 12V | 12V | |
| #B31 | #C31 | A/C high pressure sensor, power supply | |||
| #B32 | #C32 | ||||
| #B33 | #C33 | Leak diagnostic unit, pump motor, power supply | Pump motor running: U=U low Pump motor not running: U=U bat | Certain markets only. | |
| #B34 | #C34 | ||||
| #B35 | #C35 | ||||
| #B36 | #C36 | ||||
| #B37 | #C37 | ||||
| #B38 | #C38 | ||||
| #B39 | #C39 | ||||
| #B40 | #C40 | ||||
| #B41 | #C41 | Stop lamp switch, signal | When the brake pedal is depressed: U=U bat When the brake pedal is unaffected U=U low | Signal via the central electronic module (CEM). | |
| #B42 | #C42 | ||||
| #B43 | #C43 | ||||
| #B44 | #C44 | HS-CAN L, transmission control module (TCM) | |||
| #B45 | #C45 | HS-CAN L | Connected to #B58 (#C58) (HS-CAN H) via terminating resistor. | ||
| #B46 | #C46 | Leak diagnostic unit, valve, control signal | Valve activated: U=U low Valve not activated: U=U bat Only certain markets. | ||
| #B47 | #C47 | A/C high pressure sensor, signal ground | U=U low | ||
| #B48 | #C48 | ||||
| #B49 | #C49 | ||||
| #B50 | #C50 | ||||
| #B51 | #C51 | A/C high pressure sensor, signal | The voltage increases with increased pressure | ||
| #B52 | #C52 | ||||
| #B53 | #C53 | ||||
| #B54 | #C54 | Power supply, engine control module (ECM) (terminal 30) | |||
| #B55 | #C55 | ||||
| #B56 | #C56 | ||||
| #B57 | #C57 | HS-CAN H, transmission control module (TCM) | |||
| #B58 | #C58 | HS-CAN H | Connected to #B45 (#C45) (HS-CAN L) via terminating resistor. |
CONNECTOR B
General
All values given below are between the terminals stated in column 1 and breakout box terminal in the terminal) and terminal #B1 (#C1) unless otherwise indicated in column 6 (Miscellaneous).
Control module terminals
- #A1-#A60 correspond to adapter connector A (breakout box #A1-#A60)
- #A61-#A96 correspond to adapter connector B (breakout box #B1-#B36)
- #B1-#B58 correspond to adapter connector C (breakout box #C1-#C58).
Note. It is important to connect the breakout box and check the ground terminals before taking readings.
| U= | DC voltage in volts (V) | U low = | Voltage approximately 0 V |
|---|---|---|---|
| U bat = | Battery voltage (V) |
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Idle | Other |
|---|---|---|---|---|---|
| #A1 | #A1 | Injector no. 1, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A2 | #A2 | Injector no. 3, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A3 | #A3 | Injector no. 5, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A4 | #A4 | ||||
| #A5 | #A5 | ||||
| #A6 | #A6 | ||||
| #A7 | #A7 | Knock sensor (KS) 1, signal (+) | U=U low | ||
| #A8 | #A8 | ||||
| #A9 | #A9 | Oil pressure sensor | Supplied with U bat from the engine control module (ECM). Closed switch (oil pressure): U low Switch open-circuit (no/low oil pressure):Ubat. | ||
| #A10 | #A10 | ||||
| #A11 | #A11 | ||||
| #A12 | #A12 | Engine coolant temperature (ECT) sensor, signal ground | U=U low | U=U low | |
| #A13 | #A13 | Sensor, signal ground | U=U low | U=U low | |
| #A14 | #A14 | Throttle position (TP), signal ground | U=U low | U=U low | |
| #A15 | #A15 | Fuel pressure sensor, signal ground | U=U low | U=U low | |
| #A16 | #A16 | Intake camshaft position (CMP) sensor, power supply 5 V | U =5 V | ||
| #A17 | #A17 | Camshaft position (CMP) sensor, exhaust, power supply 5 V | U =5 V | ||
| #A18 | #A18 | Mass air flow sensor, power supply 5 V | U =5 V | Connected internally via power amplifier in Engine Control Module (ECM) with boost pressure sensor, fuel pressure sensor and AC high pressure sensor. | |
| #A19 | #A19 | Throttle position (TP) sensor, power supply 5 V | U =5 V | ||
| #A20 | #A20 | ||||
| #A21 | #A21 | ||||
| #A22 | #A22 | ||||
| #A23 | #A23 | ||||
| #A24 | #A24 | ||||
| #A25 | #A25 | Injector no. 2, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A26 | #A26 | Injector no. 4, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A27 | #A27 | ||||
| #A28 | #A28 | ||||
| #A29 | #A29 | ||||
| #A30 | #A30 | ||||
| #A31 | #A31 | Knock sensor (KS) 2, signal (-) | U=U low | ||
| #A32 | #A32 | ||||
| #A33 | #A33 | ||||
| #A34 | #A34 | Ignition coil cyl 3, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A35 | #A35 | ||||
| #A36 | #A36 | Intake camshaft position (CMP) sensor, signal ground | U=U low | U=U low | |
| #A37 | #A37 | Exhaust camshaft position (CMP) sensor, signal ground | U=U low | U=U low | |
| #A38 | #A38 | Boost pressure sensor (T-MAP), signal ground | U=U low | U=U low | |
| #A39 | #A39 | ||||
| #A40 | #A40 | ||||
| #A41 | #A41 | Fuel pressure sensor, signal fuel temperature | Uapprox. 0.5-4.5 V | Uapprox. 0.5-4.5 V | U drops with increased fuel temperature. The fuel temperature sensor is integrated in the fuel pressure sensor. |
| #A42 | #A42 | 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. |
| #A43 | #A43 | Boost pressure sensor, power supply 5 V | U =5 V | Connected internally via power amplifier in Engine Control Module (ECM) with mass air flow sensor, fuel pressure sensor and AC high pressure sensor. | |
| #A44 | #A44 | Fuel pressure sensor, power supply | U =5 V | U =5 V | Connected internally via power amplifier in Engine Control Module (ECM) with boost pressure sensor, mass air flow sensor and AC high pressure sensor. |
| #A45 | #A45 | ||||
| #A46 | #A46 | LIN bus (Local Interconnect Network) | Alternator control module (ACM) 2005-. | ||
| #A47 | #A47 | ||||
| #A48 | #A48 | ||||
| #A49 | #A49 | Rear heated oxygen sensor (HO2S) preheating, control signal | U = U bat | Preheating off: U=U bat Preheating on: U=U low | Pulsed signal. |
| #A50 | #A50 | Evaporative emission system (EVAP) valve, control signal | U = U bat | Pulse width modulation (PWM) signal during opening (control) of the evaporative emission system (EVAP) valve. % duty varies depending on control. | |
| #A51 | #A51 | Turbocharger (TC) control valve, control signal | U = U bat | U = U bat | PWM signal during opening (control) of the turbocharger (TC) control valve. % duty varies depending on control. |
| #A52 | #A52 | ||||
| #A53 | #A53 | Engine speed (RPM) sensor, signal (-) | U=2.5 V | U = sine wave voltage U top = 5 V U offset = 2.5 V | Measure to terminal #A77 #B17). The frequency increases with engine speed (RPM). |
| #A54 | #A54 | ||||
| #A55 | #A55 | Knock sensor (KS) 1, signal (-) | U=U low | ||
| #A56 | #A56 | ||||
| #A57 | #A57 | Ignition coil cyl 2, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A58 | #A58 | Ignition coil cyl 5, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A59 | #A59 | Exhaust camshaft position (CMP) sensor, signal | U =5 V | U = Pulsed signal U top = 5 V U offset = 2.5V | The frequency varies according to engine speed (RPM). |
| #A60 | #A60 | ||||
| #A61 | #B1 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A62 | #B2 | ||||
| #A63 | #B3 | Mass air flow (MAF) sensor, signal | U = 1 V | Uapprox.1.5 V | U increases with increasing air mass. |
| #A64 | #B4 | ||||
| #A65 | #B5 | Throttle position (TP) sensor circuit 1, signal | Uapprox. 0.4-4 V | Uapprox. 0.4-4 V | U varies depending on the position of the throttle. U increases with increased throttle opening. |
| #A66 | #B6 | ||||
| #A67 | #B7 | Front heated oxygen sensor (HO2S), signal (+) | Pulsed current signal, not measured. | ||
| #A68 | #B8 | Front heated oxygen sensor (HO2S), pump current | Pulsed current supply, not measured. | ||
| #A69 | #B9 | ||||
| #A70 | #B10 | ||||
| #A71 | #B11 | ||||
| #A72 | #B12 | Reset valve camshaft intake (VVT), control signal | PWM signal U top=U bat f=250 Hz (±12.5 Hz) | % duty varies depending on control. | |
| #A73 | #B13 | Front heated oxygen sensor (HO2S), preheating, control signal | U = U bat | Preheating off: U=U bat Preheating on: U=U low | |
| #A74 | #B14 | Throttle unit motor, control signal (+) | 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 throttle motor is controlled using a PWM signal from the integrated power amplifier in the Engine Control Module (ECM) measured to terminal #A75 (#B15). | |
| #A75 | #B15 | Throttle unit motor, control signal (-) | 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 throttle motor is controlled using a PWM signal from the integrated power amplifier in the Engine Control Module (ECM) measured to terminal #A74 (#B14). | |
| #A76 | #B16 | ||||
| #A77 | #B17 | Engine speed (RPM) sensor, signal (+) | U=2.5 V | U = sine wave voltage U top = 5 V U offset = 2.5 V | Measured to #A53 (#A53). The frequency increases with engine speed (RPM). |
| #A78 | #B18 | ||||
| #A79 | #B19 | Knock sensor (KS) 2, signal (+) | U=U low | ||
| #A80 | #B20 | ||||
| #A81 | #B21 | Ignition coil cyl 1, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A82 | #B22 | Ignition coil cyl 4, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A83 | #B23 | Intake camshaft position (CMP) sensor, signal | U =5 V | U = Pulsed signal U top = 5 V U offset = 2.5V | The frequency varies according to engine speed (RPM). |
| #A84 | #B24 | ||||
| #A85 | #B25 | ||||
| #A86 | #B26 | Boost pressure sensor (T-MAP), signal air pressure intake manifold | Uapprox.2 V | Uapprox.2 V | U increases with higher air pressure. |
| #A87 | #B27 | Boost pressure sensor (T-MAP), signal intake air temperature (IAT) sensor | (+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 boost pressure sensor. |
| #A88 | #B28 | Throttle position (TP) sensor circuit 2, signal | Uapprox.4-0.4 V | Uapprox.4-0.4 V | The voltage varies depending on the position of the throttle. U decreases with increasing throttle opening. |
| #A89 | #B29 | Fuel pressure sensor, signal fuel pressure | 350-400 kPa (absolute pressure) U = 1.8 - 2 V | The voltage increases with higher fuel pressure. | |
| #A90 | #B30 | Rear heated oxygen sensor (HO2S), signal (+) | Uapprox.0.50 V | Between 0.6 -0.3 V | |
| #A91 | #B31 | Front heated oxygen sensor (HO2S), signal (-) | Pulsed current signal, not measured. | ||
| #A92 | #B32 | Front heated oxygen sensor (HO2S), calibration current | Pulsed current signal, not measured. | ||
| #A93 | #B33 | ||||
| #A94 | #B34 | ||||
| #A95 | #B35 | Rear heated oxygen sensor (HO2S), signal (-) | U=U low | U=U low | |
| #A96 | #B36 | Reset valve camshaft exhaust (VVT), control signal | PWM signal U top =U bat f=250 Hz (±12.5 Hz) | % duty varies depending on control. |
CONNECTOR A
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Idle | Other |
|---|---|---|---|---|---|
| #B1 | #C1 | ||||
| #B2 | #C2 | Power ground 1 | U=U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B3 | #C3 | Power supply from the system relay | U = U bat | Power supply 12 V engine control module (ECM) from the system relay. | |
| #B4 | #C4 | ||||
| #B5 | #C5 | ||||
| #B6 | #C6 | Power ground 3 | U=U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B7 | #C7 | ||||
| #B8 | #C8 | Engine cooling fan control module, control signal | PWM signal to the engine cooling fan control module. | ||
| #B9 | #C9 | Starter relay, control signal (-) | |||
| #B10 | #C10 | A/C relay, control signal | Air conditioning (A/C) relay activated: U=U low Air conditioning (A/C) relay not activated: U = U bat | ||
| #B11 | #C11 | Starter relay, power supply (15-feed) | 12 V | 12 V | |
| #B12 | #C12 | ||||
| #B13 | #C13 | Transmission control module (TCM), signal gear position / Clutch pedal switch, open - closed | With P/N connected: U=U low With P/N disconnected: U = U bat | P/N | Grounded in the transmission control module (TCM) when in P/N. Pedal pressed down:U=U low |
| #B14 | #C14 | Wake-up, 15-feed | 12 V | 12 V | |
| #B15 | #C15 | Power supply (15-feed) | 12 V | 12 V | |
| #B16 | #C16 | Power supply, engine control module (ECM) (terminal 30) | |||
| #B17 | #C17 | Start, signal 50-supply | Signal from the ignition switch via the central electronic module (CEM). When the ignition is in position for start: U=U low | ||
| #B18 | #C18 | ||||
| #B19 | #C19 | ||||
| #B20 | #C20 | ||||
| #B21 | #C21 | Fuel pump (FP) control module, control signal | PWM signal pulse ratio 35% (+/-5%) engine at operating temperature | PWM signal transmitted by the engine control module (ECM) to the fuel pump (FP) control module. The pulse ratio varies with the requested fuel pressure. | |
| #B22 | #C22 | ||||
| #B23 | #C23 | Leak diagnostic unit, pump motor, power supply | Pump motor running: U=U low Pump motor not running: U = U bat | Certain markets only. | |
| #B24 | #C24 | ||||
| #B25 | #C25 | Air conditioning (A/C) low pressure switch, signal | High air conditioning (A/C) pressure: U bat Low air conditioning (A/C) pressure: U low | ||
| #B26 | #C26 | Accelerator pedal (AP) position sensor, PWM signal | PWM signal U top =U bat t=5 ms pulse ratioapprox. 6-90% | PWM signal from accelerator pedal sensor, directly connected to Engine Control Module (ECM). | |
| #B27 | #C27 | System relay, control signal | U=U low | Relay activated: U=U low Relay not activated: U=U bat Note that the relay can be closed after ignition off due to time for "after run". | |
| #B28 | #C28 | ||||
| #B29 | #C29 | ||||
| #B30 | #C30 | Stop lamp switch, signal | When the brake pedal is depressed: U=U bat When the brake pedal is unaffected U=U low | Signal via the central electronic module (CEM). | |
| #B31 | #C31 | A/C high pressure sensor, power supply | Connected internally via power amplifier in Engine Control Module (ECM) with boost pressure sensor, fuel pressure sensor and mass air flow sensor. | ||
| #B32 | #C32 | ||||
| #B33 | #C33 | ||||
| #B34 | #C34 | ||||
| #B35 | #C35 | ||||
| #B36 | #C36 | ||||
| #B37 | #C37 | ||||
| #B38 | #C38 | ||||
| #B39 | #C39 | ||||
| #B40 | #C40 | ||||
| #B41 | #C41 | HS-CAN L | Connected to #B54 (#C54) (HS-CAN H) via terminating resistor. | ||
| #B42 | #C42 | ||||
| #B43 | #C43 | ||||
| #B44 | #C44 | HS-CAN L, transmission control module (TCM) | |||
| #B45 | #C45 | Leakage diagnosis unit, preheating, control signal | Heating element activated: U=U low. Heating element not activated: U=U bat. | ||
| #B46 | #C46 | Leak diagnostic unit, valve, control signal | Only certain markets. Valve activated: U=U low Valve not activated: U = U bat | ||
| #B47 | #C47 | Diagnostic lead C-line | |||
| #B48 | #C48 | ||||
| #B49 | #C49 | ||||
| #B50 | #C50 | ||||
| #B51 | #C51 | Air conditioning (A/C) high pressure sensor signal | The voltage increases with increased pressure. | ||
| #B52 | #C52 | ||||
| #B53 | #C53 | A/C high pressure sensor, signal ground | U=U low | ||
| #B54 | #C54 | HS-CAN H | Connected to #B41 (#C41) (HS-CAN L) via terminating resistor | ||
| #B55 | #C55 | ||||
| #B56 | #C56 | ||||
| #B57 | #C57 | HS-CAN H, transmission control module (TCM) | |||
| #B58 | #C58 |
CONNECTOR B
General
All values given below are between the terminals stated in column 1 (Control module terminal) and terminal #B1 (#C1) unless otherwise indicated in column 6 (Miscellaneous).
Control module terminals
- #A1-#A60 correspond to adapter connector A (breakout box #A1-#A60)
- #A61-#A96 correspond to adapter connector B (breakout box #B1-#B36)
- #B1-#B58 correspond to adapter connector C (breakout box #C1-#C58).
Note. It is important to connect the breakout box and check the ground terminals before taking readings.
| U= | DC voltage in volts (V) | U low = | Voltage approximately 0 V |
|---|---|---|---|
| U bat = | Battery voltage (V) |
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Idle | Other |
|---|---|---|---|---|---|
| #A1 | #A1 | Injector no. 1, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A2 | #A2 | Injector no. 3, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A3 | #A3 | Injector no. 5, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A4 | #A4 | ||||
| #A5 | #A5 | ||||
| #A6 | #A6 | ||||
| #A7 | #A7 | ||||
| #A8 | #A8 | ||||
| #A9 | #A9 | ||||
| #A10 | #A10 | ||||
| #A11 | #A11 | ||||
| #A12 | #A12 | ||||
| #A13 | #A13 | Camshaft position (CMP) sensor, exhaust, power supply 5 V | U =5 V | ||
| #A14 | #A14 | ||||
| #A15 | #A15 | Fuel pressure sensor, signal ground | U=U low | U = Ulow | |
| #A16 | #A16 | Intake camshaft position (CMP) sensor, power supply 5 V | U =5 V | ||
| #A17 | #A17 | Boost pressure sensor, voltage feed 5 V | U =5 V | Connected internally via end-stage in Engine control module (ECM) with mass airflow sensor, fuel pressure sensor and AC high pressure sensor. | |
| #A18 | #A18 | Mass airflow sensor, voltage feed 5 V | U =5 V | Connected internally via end-stage in Engine control module (ECM) with boost pressure sensor, fuel pressure sensor and AC high pressure sensor. | |
| #A19 | #A19 | Throttle position (TP) sensor, power supply 5 V | U =5 V | ||
| #A20 | #A20 | ||||
| #A21 | #A21 | LIN bus (Local Interconnect Network) | Alternator control module (ACM) 2005-. | ||
| #A22 | #A22 | ||||
| #A23 | #A23 | ||||
| #A24 | #A24 | ||||
| #A25 | #A25 | Injector no. 2, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A26 | #A26 | Injector no. 4, control signal | U = U bat | T= 1-3 ms | Time increases with engine speed (RPM) and load |
| #A27 | #A27 | ||||
| #A28 | #A28 | ||||
| #A29 | #A29 | ||||
| #A30 | #A30 | ||||
| #A31 | #A31 | ||||
| #A32 | #A32 | ||||
| #A33 | #A33 | Oil pressure sensor | Supplied with U bat from the engine control module (ECM). Closed switch (oil pressure): U low Switch open-circuit (no/low oil pressure):Ubat. | ||
| #A34 | #A34 | ||||
| #A35 | #A35 | Ignition coil cyl 3, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A36 | #A36 | Intake camshaft position (CMP) sensor, signal ground | U=U low | U=U low | |
| #A37 | #A37 | Exhaust camshaft position (CMP) sensor, signal ground | U=U low | U=U low | |
| #A38 | #A38 | Boost pressure sensor (T-MAP), signal air pressure intake manifold | Uapprox.2 V | Uapprox.2 V | U increases with higher air pressure. |
| #A39 | #A39 | Boost pressure sensor (T-MAP), signal ground | U=U low | U=U low | |
| #A40 | #A40 | Throttle position (TP), signal ground | U=U low | U=U low | |
| #A41 | #A41 | Sensor, signal ground | U=U low | U=U low | |
| #A42 | #A42 | Engine coolant temperature (ECT) sensor, signal ground | U=U low | U=U low | |
| #A43 | #A43 | Rear heated oxygen sensor (HO2S), signal (-) | U=U low | U=U low | |
| #A44 | #A44 | Fuel pressure sensor, power supply 5 V | U =5 V | U =5 V | Connected internally via end-stage in Engine control module (ECM) with boost pressure sensor, mass airflow sensor and AC high pressure sensor |
| #A45 | #A45 | ||||
| #A46 | #A46 | ||||
| #A47 | #A47 | ||||
| #A48 | #A48 | ||||
| #A49 | #A49 | Rear heated oxygen sensor (HO2S) preheating, control signal | U = U bat | Preheating off: U=U bat Preheating on: U=U low | Pulsed signal. |
| #A50 | #A50 | Evaporative emission system (EVAP) valve, control signal | U = U bat | Pulse width modulation (PWM) signal during opening (control) of the evaporative emission system (EVAP) valve. % duty varies depending on control. | |
| #A51 | #A51 | Turbocharger (TC) control valve, control signal | U = U bat | U = U bat | PWM signal during opening (control) of the turbocharger (TC) control valve. % duty varies depending on control. |
| #A52 | #A52 | ||||
| #A53 | #A53 | Engine speed (RPM) sensor, signal (-) | U=2.5 V | U = sine wave voltage U top = 5 V U offset = 2.5 V | Measure to terminal #A77 (#B17). The frequency increases with engine speed (RPM). |
| #A54 | #A54 | ||||
| #A55 | #A55 | Knock sensor (KS) 2, signal (-) | U=U low | ||
| #A56 | #A56 | Knock sensor (KS) 1, signal (-) | U=U low | ||
| #A57 | #A57 | ||||
| #A58 | #A58 | Ignition coil cyl 2, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A59 | #A59 | Ignition coil cyl 5, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A60 | #A60 | Intake camshaft position (CMP) sensor, signal | U =5 V | U = Pulsed signal U top = 5 V U offset = 2.5V | The frequency varies according to engine speed (RPM). |
| #A61 | #B1 | Exhaust camshaft position (CMP) sensor, signal | U =5 V | U = Pulsed signal U top = 5 V U offset = 2.5V | The frequency varies according to engine speed (RPM). |
| #A62 | #B2 | Mass air flow (MAF) sensor, signal ground | U=U low | U=U low | |
| #A63 | #B3 | Mass air flow (MAF) sensor, signal | U = 1 V | Uapprox.1.5 V | U increases with increasing air mass. |
| #A64 | #B4 | ||||
| #A65 | #B5 | Throttle position (TP) sensor circuit 1, signal | Uapprox. 0.4-4 V | Uapprox. 0.4-4 V | U varies depending on the position of the throttle. U increases with increased throttle opening. |
| #A66 | #B6 | Fuel pressure sensor, signal fuel temperature | Uapprox. 0.5-4.5 V | Uapprox. 0.5-4.5 V | U drops with increased fuel temperature. The fuel temperature sensor is integrated in the fuel pressure sensor. |
| #A67 | #B7 | 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. |
| #A68 | #B8 | ||||
| #A69 | #B9 | Front heated oxygen sensor (HO2S), signal (+) | Pulsed current signal, not measured. | ||
| #A70 | #B10 | Front heated oxygen sensor (HO2S), pump current | Pulsed current supply, not measured. | ||
| #A71 | #B11 | ||||
| #A72 | #B12 | Reset valve camshaft intake (VVT), control signal | PWM signal U top=U bat f=250 Hz (±12.5 Hz) | % duty varies depending on control. | |
| #A73 | #B13 | Front heated oxygen sensor (HO2S), preheating, control signal | U = U bat | Preheating off: U=U bat Preheating on: U=U low | |
| #A74 | #B14 | Throttle unit motor, control signal (+) | 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 | #B15 | Throttle unit motor, control signal (-) | 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 (#B14). | |
| #A76 | #B16 | ||||
| #A77 | #B17 | Engine speed (RPM) sensor, signal (+) | U=2.5 V | U = sine wave voltage U top = 5 V U offset = 2.5 V | Measured to #A53 (#A53). The frequency increases with engine speed (RPM). |
| #A78 | #B18 | ||||
| #A79 | #B19 | Knock sensor (KS) 2, signal (+) | U=U low | ||
| #A80 | #B20 | Knock sensor (KS) 1, signal (+) | U=U low | ||
| #A81 | #B21 | ||||
| #A82 | #B22 | Ignition coil cyl 1, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A83 | #B23 | Ignition coil cyl 4, control signal | U=U low | The frequency increases with engine speed (RPM). | |
| #A84 | #B24 | ||||
| #A85 | #B25 | ||||
| #A86 | #B26 | ||||
| #A87 | #B27 | Boost pressure sensor (T-MAP), signal intake air temperature (IAT) sensor | (+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 boost pressure sensor. |
| #A88 | #B28 | Throttle position (TP) sensor circuit 2, signal | Uapprox.4-0.4 V | Uapprox.4-0.4 V | The voltage varies depending on the position of the throttle. U decreases with increasing throttle opening. |
| #A89 | #B29 | ||||
| #A90 | #B30 | ||||
| #A91 | #B31 | Fuel pressure sensor, signal fuel pressure | 350-400 kPa (absolute pressure) U = 1.8 - 2 V | The voltage increases with higher fuel pressure. | |
| #A92 | #B32 | Rear heated oxygen sensor (HO2S), signal (+) | Uapprox.0.50 V | Between 0.6 -0.3 V | |
| #A93 | #B33 | Front heated oxygen sensor (HO2S), signal (-) | Pulsed current signal, not measured. | ||
| #A94 | #B34 | Front heated oxygen sensor (HO2S), calibration current | Pulsed current signal, not measured. | ||
| #A95 | #B35 | ||||
| #A96 | #B36 | Reset valve camshaft exhaust (VVT), control signal | PWM-signal U top =U bat f=250 Hz (±12.5 Hz) | % duty varies depending on control. |
CONNECTOR A
| Control module terminal | Breakout box terminal | Signal type | Ignition on | Idle | Other |
|---|---|---|---|---|---|
| #B1 | #C1 | Power ground 1 | U=U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B2 | #C2 | Power ground 2 | U=U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B3 | #C3 | Power ground 3 | U=U low | Ground terminal, connected to the chassis at the right-hand suspension turret | |
| #B4 | #C4 | Power supply from the system relay | U = U bat | Power supply 12 V engine control module (ECM) from the system relay. | |
| #B5 | #C5 | ||||
| #B6 | #C6 | Power supply from the system relay | U = U bat | Power supply 12 V engine control module (ECM) from the system relay. | |
| #B7 | #C7 | Engine cooling fan control module, control signal | PWM signal to the engine cooling fan control module. | ||
| #B8 | #C8 | Starter relay, control signal (-) | |||
| #B9 | #C9 | ||||
| #B10 | #C10 | A/C relay, control signal | Air conditioning (A/C) relay activated: U=U low Air conditioning (A/C) relay not activated: U = U bat | ||
| #B11 | #C11 | ||||
| #B12 | #C12 | ||||
| #B13 | #C13 | ||||
| #B14 | #C14 | ||||
| #B15 | #C15 | Transmission control module (TCM), signal gear position | With P/N connected: U=U low With P/N disconnected: U = U bat | P/N | Grounded in the transmission control module (TCM) at P/N. |
| #B16 | #C16 | System relay, control signal | U=U low | Relay activated: U=U low Relay not activated: U=U bat Note that the relay can be closed after ignition off due to time for "after run". | |
| #B17 | #C17 | Start, signal 50-supply | Signal from the ignition switch via the central electronic module (CEM). When the ignition is in position for start: U=U low | ||
| #B18 | #C18 | ||||
| #B19 | #C19 | ||||
| #B20 | #C20 | Fuel pump (FP) control module, control signal | PWM signal pulse ratio 35% (+/-5%) engine at operating temperature | PWM signal transmitted by the engine control module (ECM) to the fuel pump (FP) control module. The pulse ratio varies with the requested fuel pressure. | |
| #B21 | #C21 | ||||
| #B22 | #C22 | ||||
| #B23 | #C23 | Leak diagnostic unit, preheating, control signal | Heating element activated: U=U low Heating element not activated: U = U bat | ||
| #B24 | #C24 | ||||
| #B25 | #C25 | Accelerator pedal (AP) position sensor, PWM signal ground | U=U low | ||
| #B26 | #C26 | Accelerator pedal (AP) position sensor, PWM signal | PWM signal U top =U bat t=5 ms pulse ratioapprox. 6-90% | The pulse width modulation (PWM) signal from the accelerator pedal (AP) position sensor to the engine control module (ECM) via the central electronic module (CEM). | |
| #B27 | #C27 | ||||
| #B28 | #C28 | Air conditioning (A/C) low pressure switch, signal | High air conditioning (A/C) pressure: U bat Low air conditioning (A/C) pressure: U low | ||
| #B29 | #C29 | ||||
| #B30 | #C30 | Power supply (Wake up, 15-supply) | 12 V | 12 V | |
| #B31 | #C31 | A/C high pressure sensor, power supply | U =5 V | Connected internally via end-stage in Engine control module (ECM) with boost pressure sensor, fuel pressure sensor and mass airflow sensor | |
| #B32 | #C32 | ||||
| #B33 | #C33 | Leak diagnostic unit, pump motor, power supply | Pump motor running: U=U low Pump motor not running: U=U bat | Certain markets only. | |
| #B34 | #C34 | ||||
| #B35 | #C35 | ||||
| #B36 | #C36 | ||||
| #B37 | #C37 | ||||
| #B38 | #C38 | ||||
| #B39 | #C39 | ||||
| #B40 | #C40 | ||||
| #B41 | #C41 | Stop lamp switch, signal | When the brake pedal is depressed: U=U bat When the brake pedal is unaffected U=U low | Signal via the central electronic module (CEM). | |
| #B42 | #C42 | ||||
| #B43 | #C43 | Diagnostic lead C-line | |||
| #B44 | #C44 | HS-CAN L, transmission control module (TCM) | |||
| #B45 | #C45 | HS-CAN L | Connected to #B58 (#C58) (HS-CAN H) via terminating resistor. | ||
| #B46 | #C46 | Leak diagnostic unit, valve, control signal | Only certain markets. Valve activated: U=U low Valve not activated: U = U bat | ||
| #B47 | #C47 | A/C high pressure sensor, signal ground | U=U low | ||
| #B48 | #C48 | ||||
| #B49 | #C49 | ||||
| #B50 | #C50 | ||||
| #B51 | #C51 | Air conditioning (A/C) high pressure sensor signal | The voltage increases with increased pressure. | ||
| #B52 | #C52 | ||||
| #B53 | #C53 | ||||
| #B54 | #C54 | Power supply, engine control module (ECM) (terminal 30) | |||
| #B55 | #C55 | ||||
| #B56 | #C56 | ||||
| #B57 | #C57 | HS-CAN H, transmission control module (TCM) | |||
| #B58 | #C58 | HS-CAN H | Connected to #B45 (#C45) (HS-CAN L) via terminating resistor |
CONNECTOR B
COMPONENT SPECIFICATIONS
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.
The number to the right of the voltage value indicates the terminal pin on the component to which the value refers.
| Designation | Type | Supply voltage | Value | Miscellaneous |
|---|---|---|---|---|
| Air conditioning (A/C) relay | Mechanical relay | 12V (#1) | Approximately 70 ohms (coil) | |
| A/C pressure sensor | Absolute pressure sensor | 5 V (#3) | ||
| Air conditioning (A/C) pressure switch | Pressure switch (Pressostat) | 12 V (#2) | 0 ohms at air conditioning (A/C) off | |
| Brake lamp switch | Position switch | 12 V (#1) | The switch is closed when the pedal is depressed (#1-#2) | |
| Fuel temperature sensor | NTC resistor | 5V (#3) | 5896 ohms at 0 °C 3792 ohms at 10 °C 2500ohms at 20 °C 1707ohms at 30 °C 1175 ohms at 40 °C (#1-#2) | Integrated in the fuel pressure sensor |
| Fuel pressure sensor | Piezo-resistive pressure sensor | 5V (#3) | ||
| Engine cooling fan (FC) control module | 12 V (#2) | |||
| Evaporative emission system (EVAP) valve | Electromagnetic valve | 12 V (#1) | 17-24 ohms at 20 °C (#1-#2) | |
| Accelerator pedal (AP) position sensor | Electronic pedal sensor with two output signals, PWM and a linear analog signal | 5 V (#1) 12 V (#6) | ||
| Throttle unit | Electronic throttle control module with two integrated potentiometers and a damper motor | 5 V (#3) | 1.2-3.5 ohms (terminals #1-#4 motor winding). 1000-1500 ohms (terminals #2-#3 Parallel connection of potentiometers 1 and 2). Approximately 820 ohms when the throttle is closed. Approximately 1580 ohms at wide open throttle (terminals #2-#6 potentiometer 1). Approximately 1480 ohms when the throttle is closed. Approximately 500 ohms at wide open throttle (terminals #2-#5 potentiometer 2) | |
| Fuel injector | Electromagnetic injector valve | 12 V (#1) | 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 (terminal #1-#2 front knock sensor (KS)). Greater than 1 Mohms (terminals #3-#4 rear knock sensor (KS)) | Separate signal ground for the knock sensors (KS) | |
| Clutch pedal switch | Position switch | 12 V (#1), ground terminal (#2) | Closed at 75% pressed down. | |
| Charge pressure sensor | Absolute pressure sensor | 5 V (#3) | ||
| Preheating front heated oxygen sensor (HO2S) | PTC resistor | 12 V (#3) | 2.6-3.4 ohms at 20 °C (#3-#4) | |
| Preheating, rear heated oxygen sensor (HO2S) | PTC resistor | 12 V (#1) | Approximately 9 ohms at 20 °C (#1-#2) | |
| Mass air flow (MAF) sensor | 12 V (#2) 5 V (#4) | |||
| Air temperature sensor, intake | NTC resistor | 5 V (#3) | 5886 ohms at 0 °C 3791 ohms at 10 °C 2510 ohms at 20 °C 1715 ohms 30 °C (#1-#2) | Integrated in the boost pressure sensor |
| Leak diagnostic unit | Consists of an air pump, an electromagnetic valve and an internal heating element (PTC resistor) | 12 V (#4) | Approximately 118 ohms (terminals #1-#4 pump motor winding) 27.9 -34.1 ohms (terminals #3-#4 Valve coil) | |
| 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) | |
| Oil pressure switch | Pressure switch (Pressostat) | 12 V (#1) | Grounded in the cylinder block. Closed switch when the oil pressure is low | |
| Camshaft reset valve | Electromagnetic valve | 12 V (#1) | 3-5 ohms (#1-#2) | |
| Flywheel sensor | Engine speed sensor | 125ohms (+/- 17 ohms) at 20 °C (#1-#2) | ||
| System relay | Mechanical relay | 12V (#1) | Approximately 80 ohms (coil) | |
| Starter relay | Mechanical relay | 12V (#1) | Approximately 80 ohms (coil) | |
| Turbocharger (TC) control valve | Electromagnetic valve (3 way) | 12 V (#1) | 23 ohms (+/- 1, 2 ohms) at 20 °C (#1-#2) |
See also:
• SIGNAL SPECIFICATION
• COMPONENT SPECIFICATIONS