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Engine Controls - Pin Voltage Charts BMW X5 E53

Pin Voltage Charts 4 illustrations ~517 words

INTRODUCTION

Pin voltage (value) charts are used for diagnosing intermittent symptoms and faults that are unable to be resolved during self-diagnostics. Pin voltage tests ensure Powertrain Control Module (PCM) is receiving and transmitting proper voltage and other signals. Before performing pin voltage tests, ensure engine mechanical condition has been thoroughly inspected and self-diagnostics has been attempted. Technical Service Bulletins (TSBs) may also be helpful in correcting a hard to diagnose problem. BMW models use two 9-pin connectors and one 24-pin, 40-pin and 52-pin connector. (Scheme 1)- (Scheme 4).

Scheme 1

Scheme 1: IDENTIFYING PCM 9-PIN CONNECTOR

Scheme 2

Scheme 2: IDENTIFYING PCM 24-PIN CONNECTOR

Scheme 3

Scheme 3: IDENTIFYING PCM 40-PIN CONNECTOR

Scheme 4

Scheme 4: IDENTIFYING PCM 52-PIN CONNECTOR

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (3-SERIES)

TerminalSignal Type
No. 1Unloader Relay Terminal No. 15
No. 2-3Not Used
No. 4-6Ground
No. 712 Volts
No. 812 Volts
No. 912 Volts

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (3-SERIES)

PCM 52-PIN CONNECTOR TERMINAL IDENTIFICATION (3-SERIES)

TerminalSignal Type
No. 1MAF Sensor Signal
No. 2Exhaust Camshaft Sensor No. 1
No. 3Suction Jet Pump Shut-Off Valve
No. 4Throttle Valve Supply
No. 5Intake Camshaft Sensor No. 1
No. 6Not Used
No. 7Throttle Valve Supply
No. 8Crankshaft Position Sensor
No. 9Throttle Valve Sensor
No. 10Throttle Valve Potentiometer
No. 11Not Used
No. 12Starter Signal
No. 13Generator Signal
No. 14TPS Ground
No. 15Exhaust Camshaft Sensor Ground
No. 16Throttle Valve Signal
No. 17Airflow Sensor Ground
No. 18Intake Camshaft Sensor Ground
No. 19Throttle Potentiometer Signal
No. 20Throttle Position Sensor Ground
No. 21Crankshaft Position Sensor Ground
No. 22Intake Air Temperature Signal
No. 23Intake Air Temperature Ground
No. 24Coolant Temperature Sensor Signal
No. 25Coolant Temperature Signal Ground
No. 26Oil Pressure Signal
No. 27Oil Temperature Signal
No. 28Oil Temperature Sensor Ground
No. 29Knock Sensor Signal
No. 30Knock Sensor Signal
No. 31Knock Sensor Signal
No. 32Knock Sensor Signal
No. 33Cylinder No. 1 Fuel Injection Valve Signal
No. 34Cylinder No. 2 Fuel Injection Valve Signal
No. 35Cylinder No. 3 Fuel Injection Valve Signal
No. 36Cylinder No. 4 Fuel Injection Valve Signal
No. 37Cylinder No. 5 Fuel Injection Valve Signal
No. 38Cylinder No. 6 Fuel Injection Valve Signal
No. 39Oil Level Sensor Signal
No. 40VANOS Inlet Valve Signal
No. 41VANOS Outlet Valve Signal
No. 42Evaporative Emission Valve Signal
No. 43Throttle Valve Signal
No. 44Throttle Valve Signal
No. 45Characteristic MAP Cooling Signal
No. 46Idle Speed Control Valve Signal Closed
No. 47Idle Speed Control Valve Signal Open
No. 48Knock Sensor Shield Signal
No. 49Individual Control Intake System Signal Valve
No. 50-51Not Used
No. 52Secondary Air Injection Pump Valve Signal

PCM 52-PIN CONNECTOR TERMINAL IDENTIFICATION (3-SERIES)

PCM 40-PIN CONNECTOR TERMINAL IDENTIFICATION (3-SERIES)

TerminalSignal Type
No. 1Battery Charge Indicator Light Signal
No. 2Engine Start Signal Feedback
No. 3Secondary Air Injection Pump Signal
No. 4Electric Fan Signal
No. 5-9Not Used
No. 10Fuel Pump Relay No. 1 Signal
No. 11Oil Pressure Switch Signal
No. 12-16Not Used
No. 17Speed Signal
No. 18Not Used
No. 19-20Not Used
No. 21Oil Level Sensor Signal
No. 22Right Rear Wheel Speed Signal
No. 23Clutch Pedal Position Switch Signal
No. 24Brake Light Switch Signal
No. 25Not Used
No. 26To Fuse F29
No. 27Multifunction Steering Wheel Voltage Supply
No. 28Brake Light Switch Signal
No. 29A/C Compressor Signal Relay
No. 30Leakage Diagnosis Pump Signal
No. 31Not Used
No. 32Data Link Connector
No. 33Electronic Vehicle Immobilization
No. 34Leakage Diagnosis Pump Signal
No. 35Not Used
No. 36CAN Bus High Signal
No. 37CAN Bus Low Signal
No. 38Coolant Outlet Temperature Ground
No. 39Coolant Outlet Temperature Signal
No. 40Not Used

PCM 40-PIN CONNECTOR TERMINAL IDENTIFICATION (3-SERIES)

TerminalSignal Type
No. 1Ignition Coil No. 3 Signal
No. 2Ignition Coil No. 2 Signal
No. 3Ignition Coil No. 1 Signal
No. 4Not Used
No. 5-6Ground
No. 7Ignition Coil No. 6 Signal
No. 8Ignition Coil No. 5 Signal
No. 9Ignition Coil No. 4 Signal

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (3-SERIES)

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

TerminalSignal Type
No. 1Activation Unloader Relay Terminal No. 15
No. 2-3Not Used
No. 4A/T Ground
No. 5-6Ground
No. 7Terminal No. 30 Voltage Supply
No. 8Terminal 87; Fuse F2
No. 9No Information

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

PCM 24-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

TerminalSignal Type
No. 1Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Ground
No. 2Back-Up Light Signal
No. 3Transmission Control Module CAN Bus Low
No. 4Transmission Control Module CAN Bus High
No. 5Not Used
No. 6Transmission Control Module Data Link TXD
No. 7Heated Oxygen Sensor No. 1 (Rear Of Catalytic Converter) Ground
No. 8-11Not Used
No. 12Fuel Changeover Circuit; Running Losses Signal
No. 13Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Ground
No. 14Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Signal
No. 15Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Signal
No. 16Heated Oxygen Sensor No. 1 (Back Of Catalytic Converter) Signal
No. 17Not Used
No. 18Heated Oxygen Sensor No. 2 (Behind Catalytic Converter) Signal
No. 19Heated Oxygen Sensor No. 2 (Behind Catalytic Converter) Ground
No. 20Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Ground
No. 21Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Ground
No. 22Heated Oxygen Sensor No. 1 (Behind Catalytic Converter) Ground
No. 23Engine Control Module Relay Negative Activation
No. 24Heated Oxygen Sensor No. 2 (Behind Catalytic Converter) Ground

PCM 24-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

PCM 52-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

TerminalSignal Type
No. 1Hot Film Mass Airflow Sensor Signal
No. 2Camshaft Position Sensor Signal
No. 3Not Used
No. 4Throttle Potentiometer No. 1 Driver Signal
No. 5Camshaft Position Sensor Signal
No. 6Not Used
No. 7Throttle Potentiometer No. 2 Driver Signal
No. 8Crankshaft Position Sensor Signal
No. 9Throttle Valve Signal Driver Signal No. 2
No. 10Throttle Position Sensor No. 1 Signal
No. 11Not Used
No. 12Starter Voltage Signal, Terminal No. 30
No. 13Generator Terminal No. 61 Signal
No. 14Throttle Potentiometer No. 1 Driver Signal
No. 15Camshaft Position Sensor Ground
No. 16Throttle Valve Signal
No. 17Hot Film Mass Airflow Sensor Ground
No. 18Camshaft Position Sensor Ground
No. 19Throttle Position Sensor Signal
No. 20Throttle Potentiometer No. 2 Driver Ground
No. 21Camshaft Position/RPM Sensor Ground
No. 22Intake Air Temperature Sensor Signal
No. 23Intake Air Temperature Sensor Ground
No. 24Dual Temperature Switch Sensor Signal
No. 25Dual Temperature Switch Ground
No. 26Oil Pressure Switch Signal
No. 27Oil Temperature Sensor Signal
No. 28Oil Temperature Sensor Ground
No. 29Knock Sensor No. 1 Signal
No. 30Knock Sensor No. 1 Ground
No. 31Knock Sensor No. 2 Signal
No. 32Knock Sensor No. 2 Ground
No. 33Cylinder No. 1 Fuel Injection Valve Negative Activation
No. 34Cylinder No. 2 Fuel Injection Valve Negative Activation
No. 35Cylinder No. 3 Fuel Injection Valve Negative Activation
No. 36Cylinder No. 4 Fuel Injection Valve Negative Activation
No. 37Cylinder No. 5 Fuel Injection Valve Negative Activation
No. 38Cylinder No. 6 Fuel Injection Valve Negative Activation
No. 39Oil Level Sensor Signal
No. 40VANOS Valve Injection Signal
No. 41VANOS Valve Injection Signal No. 2
No. 42Emission Valve Signal
No. 43Throttle Valve Actuator
No. 44Throttle Valve Actuator
No. 45MAP Cooling Signal Thermostat
No. 46Idle Speed Control Valve Closing Winding
No. 47Idle Speed Control Valve Opening Winding
No. 48Knock Sensor Shield
No. 49Individual Control Intake System Injection Signal Valve
No. 50-51Not Used
No. 52Secondary Air Injection Pump Valve Signal

PCM 52-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

PCM 40-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

TerminalSignal Type
No. 1Instrument Cluster Charge Indicator Signal (Terminal No. 61)
No. 2Instrument Cluster Integrated Control Module Voltage Signal, Terminal No. 30
No. 3Secondary Air Injection Pump Relay Activation
No. 4Auxiliary Fan Motor Signal
No. 5-9Not Used
No. 10Fuel Pump Relay Activation
No. 11Instrument Cluster Oil Pressure Indicator
No. 12-16Not Used
No. 17Data Link Connector Engine Speed Signal Output
No. 18Not Used
No. 19Integrated Instrument Cluster Control Module Signal Back-Up Light
No. 20Not Used
No. 21Oil Level Sensor Signal
No. 22Right Rear Engine Speed Signal
No. 23Clutch Pedal Position Switch Signal
No. 24Brake Light Switch Signal
No. 25Not Used
No. 26Terminal No. 15 Voltage Supply, Fuse F14
No. 27Steering Wheel Voltage Supply Malfunction
No. 28Brake Light Test Signal
No. 29Heating & A/C Control Module Compressor Signal
No. 30Leakage Diagnosis Pump Ground
No. 31Not Used
No. 32Data Link Connector Diagnosis Signal
No. 33Electronic Drive Away Protection Control Unit Communication Link
No. 34Leakage Diagnosis Pump Signal
No. 35Not Used
No. 36CAN Bus High
No. 37CAN Bus Low
No. 38Temperature Sensor Ground
No. 39Temperature Sensor Signal
No. 40Not Used

PCM 40-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

TerminalSignal Type
No. 1Cylinder No. 3 Ignition Coil Terminal No. 1 Signal
No. 2Cylinder No. 2 Ignition Coil Terminal No. 1 Signal
No. 3Cylinder No. 1 Ignition Coil Terminal No. 1 Signal
No. 4Not Used
No. 5-6Ground
No. 7Cylinder No. 6 Ignition Coil Terminal No. 1 Signal
No. 8Cylinder No. 5 Ignition Coil Terminal No. 1 Signal
No. 9Cylinder No. 4 Ignition Coil Terminal No. 1 Signal

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES 6-CYLINDER)

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

TerminalSignal Type
No. 1-3Not Used
No. 4-6Ground
No. 7Terminal No. 30 Voltage Supply
No. 8Terminal 87; Fuse F1
No. 9Not Used

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

PCM 24-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

TerminalSignal Type
No. 1Heated Oxygen Sensor No. 2 (Behind Catalytic Converter) Ground
No. 2Back-Up Light Signal
No. 3Transmission Control Module CAN Bus Low
No. 4Transmission Control Module CAN Bus High
No. 5-6Not Used
No. 7Heated Oxygen Sensor No. 1 (Rear Of Catalytic Converter) Ground
No. 8Heated Oxygen Sensor No. 2 (Rear Of Catalytic Converter) Ground
No. 9Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Ground
No. 10Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Ground
No. 11Heated Oxygen Sensor No. 1 (Rear Of Catalytic Converter) Ground
No. 12Not Used
No. 13Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Ground
No. 14Heated Oxygen Sensor No. 2 (Back Of Catalytic Converter) Signal
No. 15Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Signal
No. 16Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Signal
No. 17Heated Oxygen Sensor No. 1 (Back Of Catalytic Converter) Signal
No. 18Not Used
No. 19Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Ground
No. 20-22Not Used
No. 23Engine Control Module Relay Terminal No. 85 Control
No. 24Not Used

PCM 24-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

PCM 52-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

TerminalSignal Type
No. 1Cylinder No. 2 Fuel Injection Valve Injection Signal
No. 2Cylinder No. 3 Fuel Injection Valve Injection Signal
No. 3Evaporative Emission Valve Signal
No. 4"E" Box Fan Temperature Signal
No. 5Not Used
No. 6Ground
No. 7Hot Film Mass Airflow Sensor Voltage Supply
No. 8Electric Throttle Actuator Signal
No. 9Hot Film Mass Airflow Sensor Ground
No. 10Electric Throttle Actuator
No. 11Not Used
No. 12Terminal No. 30 Voltage Signal
No. 13Generator Terminal No. 61 Signal
No. 14Cylinder No. 7 Fuel Injection Valve Signal
No. 15Cylinder No. 6 Fuel Injection Valve Signal
No. 16VANOS Inlet, Cylinders No. 5-8
No. 17-19Not Used
No. 20Camshaft No. 2 Hall Effect Sensor
No. 21Dual Temperature Switch Ground
No. 22Dual Temperature Switch Signal
No. 23Hot Film Mass Airflow Sensor Signal
No. 24Electric Throttle Actuator Signal
No. 25Electric Throttle Actuator Ground
No. 26Not Used
No. 27Cylinder No. 8 Fuel Injection Valve Signal
No. 28Cylinder No. 5 Fuel Injection Valve Signal
No. 29Not Available
No. 30Not Used
No. 31Cooling Characteristic Map Signal
No. 32Crankshaft Position Sensor Signal
No. 33Not Used
No. 34Hot Film Mass Airflow Sensor Signal
No. 35Knock Sensor Shield
No. 36Knock Sensor No. 2 Signal
No. 37Knock Sensor No. 4 Signal
No. 38Knock Sensor Shield
No. 39Oil Level Sensor Signal
No. 40Cylinder No. 4 Fuel Injection Valve
No. 41Cylinder No. 1 Fuel Injection Valve
No. 42Electric Throttle Actuator Signal
No. 43Electric Throttle Actuator Signal
No. 44Not Used
No. 45Crankshaft Sensor Shield Ground
No. 46Crankshaft Position Sensor Signal
No. 47Not Used
No. 48Knock Sensor Shield
No. 49Knock Sensor No. 1 Signal
No. 50Knock Sensor No. 3 Signal
No. 51Knock Sensor Shield
No. 52Secondary Air Injection Pump Valve Signal

PCM 52-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

PCM 40-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

TerminalSignal Type
No. 1Instrument Cluster Charge Indicator Signal (Terminal No. 61)
No. 2Instrument Cluster Integrated Control Module Voltage Signal, Terminal No. 30
No. 3Secondary Air Injection Pump Relay Activation
No. 4Auxiliary Fan Motor Signal
No. 5Not Used
No. 6Start Signal Terminal No. 50
No. 7Pedal Position Sensor Ground
No. 8Pedal Position Sensor Signal
No. 9Pedal Position Sensor Power
No. 10Fuel Pump Relay Activation
No. 11Instrument Cluster Oil Pressure Indicator
No. 12Pedal Position Sensor Ground
No. 13Pedal Position Sensor Signal
No. 14Pedal Position Sensor Power
No. 15-16Not Used
No. 17Data Link Connector Engine Speed Signal Output
No. 18Not Used
No. 19Integrated Instrument Cluster Control Module Signal Back-Up Light
No. 20Not Used
No. 21Not Available
No. 22Right Rear Engine Speed Signal
No. 23Clutch Pedal Position Switch Signal
No. 24Brake Light Switch Signal
No. 25Not Used
No. 26Terminal No. 15 Voltage Supply, Fuse F14
No. 27Steering Wheel Voltage Supply Malfunction
No. 28Brake Light Test Signal
No. 29Heating & A/C Control Module Compressor Signal
No. 30-31Not Used
No. 32Data Link Connector Diagnosis Signal
No. 33Electronic Drive Away Protection Control Unit Communication Link
No. 34-35Not Used
No. 36CAN Bus High
No. 37CAN Bus Low
No. 38Temperature Sensor Ground
No. 39Temperature Sensor Signal
No. 40Starter Relay Signal

PCM 40-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

TerminalSignal Type
No. 1Cylinder No. 7 Ignition Coil Terminal No. 1 Signal
No. 2Cylinder No. 8 Ignition Coil Terminal No. 1 Signal
No. 3Cylinder No. 2 Ignition Coil Terminal No. 1 Signal
No. 4Cylinder No. 3 Ignition Coil Terminal No. 1 Signal
No. 5Ground
No. 6Cylinder No. 1 Ignition Coil Terminal No. 1 Signal
No. 7Cylinder No. 4 Ignition Coil Terminal No. 1 Signal
No. 8Cylinder No. 5 Ignition Coil Terminal No. 1 Signal
No. 9Cylinder No. 6 Ignition Coil Terminal No. 1 Signal

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (5-SERIES V8)

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

TerminalSignal Type
No. 1-3Not Used
No. 4-6Ground
No. 7Terminal No. 30 Voltage Supply; Fuse F4
No. 8Terminal 87; Fuse F1
No. 9Not Used

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

PCM 24-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

TerminalSignal Type
No. 1Heated Oxygen Sensor No. 2 (Behind Catalytic Converter) Ground
No. 2Not Used
No. 3Transmission Control Module CAN Bus Low
No. 4Transmission Control Module CAN Bus High
No. 5Not Used
No. 6Diagnosis Signal
No. 7Heated Oxygen Sensor No. 1 (Rear Of Catalytic Converter) Ground
No. 8Heated Oxygen Sensor No. 2 (Rear Of Catalytic Converter) Ground
No. 9Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Ground
No. 10Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Ground
No. 11Heated Oxygen Sensor No. 1 (Rear Of Catalytic Converter) Ground
No. 12Not Used
No. 13Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Ground
No. 14Heated Oxygen Sensor No. 2 (Back Of Catalytic Converter) Signal
No. 15Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Signal
No. 16Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Signal
No. 17Heated Oxygen Sensor No. 1 (Back Of Catalytic Converter) Signal
No. 18Not Used
No. 19Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Ground
No. 20-22Not Used
No. 23Engine Control Module Relay Terminal No. 85 Control
No. 24Not Used

PCM 24-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

PCM 52-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

TerminalSignal Type
No. 1Cylinder No. 2 Fuel Injection Valve Injection Signal
No. 2Cylinder No. 3 Fuel Injection Valve Injection Signal
No. 3Evaporative Emission Valve Signal
No. 4"E" Box Fan Temperature Signal
No. 5Ground
No. 6Not Used
No. 7Hot Film Mass Airflow Sensor Voltage Supply
No. 8Electric Throttle Actuator Signal
No. 9Hot Film Mass Airflow Sensor Ground
No. 10Electric Throttle Actuator
No. 11Not Used
No. 12Terminal No. 30 Voltage Signal
No. 13Generator Terminal No. 61 Signal
No. 14Cylinder No. 7 Fuel Injection Valve Signal
No. 15Cylinder No. 6 Fuel Injection Valve Signal
No. 16VANOS Inlet, Cylinders No. 5-8
No. 17-18Not Used
No. 19Camshaft No. 2 Hall Effect Sensor Signal
No. 20Camshaft No. 1 Hall Effect Sensor Signal
No. 21Dual Temperature Switch Ground
No. 22Dual Temperature Switch Coolant Temperature Signal
No. 23Hot Film Mass Airflow Sensor Signal
No. 24Electric Throttle Actuator Signal
No. 25Electric Throttle Actuator Ground
No. 26Not Used
No. 27Cylinder No. 8 Fuel Injection Valve Signal
No. 28Cylinder No. 5 Fuel Injection Valve Signal
No. 29VANOS Inlet, Cylinders No. 1-4 Signal
No. 30Not Used
No. 31Cooling Characteristic Map Signal
No. 32Crankshaft Position Sensor Signal
No. 33Not Used
No. 34Hot Film Mass Airflow Sensor Signal
No. 35Knock Sensor Shield
No. 36Knock Sensor No. 2 Signal
No. 37Knock Sensor No. 4 Signal
No. 38Knock Sensor Shield
No. 39Oil Level Sensor Signal
No. 40Cylinder No. 4 Fuel Injection Valve
No. 41Cylinder No. 1 Fuel Injection Valve
No. 42Electric Throttle Actuator Signal
No. 43Electric Throttle Actuator Signal
No. 44Not Used
No. 45Crankshaft Sensor Shield Ground
No. 46Crankshaft Position Sensor Signal
No. 47Not Used
No. 48Knock Sensor Shield
No. 49Knock Sensor No. 1 Signal
No. 50Knock Sensor No. 3 Signal
No. 51Knock Sensor Shield
No. 52Secondary Air Injection Pump Valve Signal

PCM 52-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

PCM 40-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

TerminalSignal Type
No. 1Instrument Cluster Charge Indicator Signal (Terminal No. 61)
No. 2Instrument Cluster Integrated Control Module Voltage Signal, Terminal No. 30
No. 3Secondary Air Injection Pump Relay Activation
No. 4Auxiliary Fan Motor Signal
No. 5Not Used
No. 6Start Signal Terminal No. 50
No. 7Pedal Position Sensor Ground
No. 8Pedal Position Sensor Signal
No. 9Pedal Position Sensor Power
No. 10Fuel Pump Relay Activation
No. 11Instrument Cluster Oil Pressure Indicator
No. 12Pedal Position Sensor Ground
No. 13Pedal Position Sensor Signal
No. 14Pedal Position Sensor Power
No. 15-16Not Used
No. 17Data Link Connector Engine Speed Signal Output
No. 18Not Used
No. 19Integrated Instrument Cluster Control Module Signal Back-Up Light
No. 20Not Used
No. 21Oil Level Sensor Signal
No. 22Right Rear Engine Speed Signal
No. 23Clutch Pedal Position Switch Signal
No. 24Brake Light Switch Signal
No. 25Not Used
No. 26Terminal No. 15 Voltage Supply, Fuse F24
No. 27Steering Wheel Voltage Supply Malfunction; GPS Antenna
No. 28Brake Light Test Signal
No. 29Heating & A/C Control Module Compressor Signal
No. 30Leak Diagnosis Pump Signal
No. 31Not Used
No. 32Data Link Connector Diagnosis Signal
No. 33Electronic Drive Away Protection Control Unit Communication Link
No. 34Leakage Diagnosis Pump Signal
No. 35Not Used
No. 36CAN Bus High
No. 37CAN Bus Low
No. 38Temperature Sensor Ground
No. 39Temperature Sensor Signal
No. 40Starter Relay Signal

PCM 40-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

TerminalSignal Type
No. 1Cylinder No. 7 Ignition Coil Terminal No. 1 Signal
No. 2Cylinder No. 8 Ignition Coil Terminal No. 1 Signal
No. 3Cylinder No. 2 Ignition Coil Terminal No. 1 Signal
No. 4Cylinder No. 3 Ignition Coil Terminal No. 1 Signal
No. 5Ground
No. 6Cylinder No. 1 Ignition Coil Terminal No. 1 Signal
No. 7Cylinder No. 4 Ignition Coil Terminal No. 1 Signal
No. 8Cylinder No. 5 Ignition Coil Terminal No. 1 Signal
No. 9Cylinder No. 6 Ignition Coil Terminal No. 1 Signal

PCM 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V8)

PCM NO. 1 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1-2Not Used
No. 3Data Link Connector Communication Line
No. 4Ground
No. 5Not Used
No. 6Control Module Ground
No. 7Terminal No. 30 Voltage Supply
No. 8Terminal 87; Fuse
No. 9Not Used

PCM NO. 1 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

PCM NO. 1 24-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1 & 2Not Used
No. 3Transmission Control Module CAN Bus Low
No. 4Transmission Control Module CAN Bus High
No. 5Transmission Control Module CAN Bus Shield
No. 6Not Used
No. 7Heated Oxygen Sensor No. 1 (Rear Of Catalytic Converter) Signal
No. 8Heated Oxygen Sensor No. 1 (Rear Of Catalytic Converter) Shield
No. 9Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Ground
No. 10Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Ground
No. 11Heated Oxygen Sensor No. 1 (Rear Of Catalytic Converter) Ground
No. 12-14Not Used
No. 15Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Signal
No. 16Not Used
No. 17Heated Oxygen Sensor No. 1 (Back Of Catalytic Converter) Signal
No. 18Fuel Changeover Circuit Signal, Running Losses
No. 19Heated Oxygen Sensor No. 1 (Front Of Catalytic Converter) Signal
No. 20-22Not Used
No. 23Engine Control Module Relay Terminal No. 85 Control
No. 24Not Used

PCM NO. 1 24-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

PCM NO. 1 52-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1Not Used
No. 2Cylinder No. 4 Fuel Injection Valve Injection Signal
No. 3Evaporative Emission Valve Signal
No. 4-5Not Used
No. 6Ground
No. 7-8Not Used
No. 9Hot Film Mass Airflow Sensor Ground
No. 10-11Not Used
No. 12Terminal No. 30 Voltage Signal
No. 13Generator Terminal No. 61 Signal
No. 14Changeover Valve Signal
No. 15Cylinder No. 2 Fuel Injection Valve Signal
No. 16-17Not Used
No. 18Throttle Position Control Module Inertia Fuel Shutoff Switch Signal
No. 19Not Used
No. 20Camshaft Hall Effect Sensor Signal
No. 21Dual Temperature Switch Ground
No. 22Dual Temperature Switch Coolant Temperature Signal
No. 23Hot Film Mass Airflow Sensor Signal
No. 24-26Not Used
No. 27Cylinder No. 6 Fuel Injection Valve Signal
No. 28Cylinder No. 5 Fuel Injection Valve Signal
No. 29-30Not Used
No. 31Cooling Characteristic Map Signal
No. 32Crankshaft Position Sensor Signal
No. 33-35Not Used
No. 36Knock Sensor No. 2 Signal
No. 37Knock Sensor Shield Signal
No. 38Not Used
No. 39Oil Level Sensor Signal
No. 40Cylinder No. 3 Fuel Injection Valve
No. 41Cylinder No. 1 Fuel Injection Valve
No. 42-44Not Used
No. 45Crankshaft Position/RPM Sensor Ground
No. 46Crankshaft Position/RPM Sensor Signal
No. 47-48Not Used
No. 49Knock Sensor No. 1 Signal
No. 50Knock Sensor Shield
No. 51Not Used
No. 52Secondary Air Injection Pump Valve Signal

PCM NO. 1 52-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

PCM NO. 1 40-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1Instrument Cluster Charge Indicator Signal (Terminal No. 61)
No. 2Instrument Cluster Integrated Control Module Voltage Signal, Terminal No. 30
No. 3Secondary Air Injection Pump Relay Activation
No. 4Auxiliary Fan Motor Signal
No. 5Not Used
No. 6Start Signal Terminal No. 50
No. 7-9Not Used
No. 10Fuel Pump Relay Activation
No. 11-16Instrument Cluster Oil Pressure Indicator
No. 17Data Link Connector Engine Speed Signal Output
No. 18-20Not Used
No. 21Washer/Brake Fluid Level Light Module
No. 22Right Rear Engine Speed Signal
No. 23-25Not Used
No. 26Terminal No. 15 Voltage Supply, Fuse F24
No. 27-28Not Used
No. 29Heating & A/C Control Module Compressor Signal
No. 30Leak Diagnosis Pump Signal
No. 31-32Not Used
No. 33Electronic Drive Away Protection Control Unit Communication Link
No. 34Leakage Diagnosis Pump Signal
No. 35Not Used
No. 36CAN Bus High
No. 37CAN Bus Low
No. 38Temperature Sensor Ground
No. 39Temperature Sensor Signal
No. 40Starter Relay Signal

PCM NO. 1 40-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1Cylinder No. 1 Ignition Coil Current Feedback
No. 2Not Used
No. 3Cylinder No. 1 Ignition Coil Terminal No. 1 Signal
No. 4Not Used
No. 5Ground
No. 6Cylinder No. 1 Ignition Coil Terminal No. 1 Signal
No. 7-8Not Used
No. 9Cylinder No. 1 Ignition Coil Terminal No. 1 Signal

PCM No. 1 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

PCM NO. 2 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1-2Not Used
No. 3Data Link Connector Communication Line
No. 4Ground
No. 5Not Used
No. 6Control Module Ground
No. 7Terminal No. 30 Voltage Supply
No. 8Terminal No. 30 Voltage Supply
No. 9Terminal No. 87 Engine Electronics Fuse

PCM NO. 2 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

PCM No. 2 24-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1 & 2Not Used
No. 3CAN Bus Low
No. 4CAN Bus High
No. 5CAN Bus Shield
No. 6Not Used
No. 7Heated Oxygen Sensor No. 2 (Rear Of Catalytic Converter) Signal
No. 8Heated Oxygen Sensor No. 2 (Rear Of Catalytic Converter) Ground
No. 9Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Ground
No. 10Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Ground
No. 11Heated Oxygen Sensor No. 2 (Rear Of Catalytic Converter) Ground
No. 12-14Not Used
No. 15Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Signal
No. 16Not Used
No. 17Heated Oxygen Sensor No. 2 (Rear Of Catalytic Converter) Signal
No. 18Not Used
No. 19Heated Oxygen Sensor No. 2 (Front Of Catalytic Converter) Signal
No. 20-22Not Used
No. 23Engine Control Module Relay Terminal No. 85 Control
No. 24Not Used

PCM No. 2 24-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

PCM NO. 2 52-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1Not Used
No. 2Cylinder No. 10 Fuel Injection Valve Injection Signal
No. 3Evaporative Emission Valve No. 2 Signal
No. 4-5Not Used
No. 6Ground
No. 7-8Not Used
No. 9Hot Film Mass Airflow Sensor Ground
No. 10-13Not Used
No. 14Changeover Valve Signal
No. 15Cylinder No. 8 Fuel Injection Valve Signal
No. 16-17Not Used
No. 18Throttle Position Control Module Inertia Fuel Shutoff Switch Signal
No. 19Control Unit Recognition Ground Splice
No. 20Camshaft Hall Effect Sensor Signal
No. 21-22Not Used
No. 23Hot Film Mass Airflow Sensor Signal
No. 24-26Not Used
No. 27Cylinder No. 12 Fuel Injection Valve Signal
No. 28Cylinder No. 11 Fuel Injection Valve Signal
No. 29-31Not Used
No. 32Crankshaft Position Sensor Signal
No. 33Not Used
No. 34Intake Air Temperature Sensor
No. 35Not Used
No. 36Knock Sensor No. 4 Signal
No. 37Knock Sensor Shield Signal
No. 38-39Not Used
No. 40Cylinder No. 9 Fuel Injection Valve
No. 41Cylinder No. 7 Fuel Injection Valve
No. 42-44Not Used
No. 45Crankshaft Position/RPM Sensor Ground
No. 46Crankshaft Position/RPM Sensor Signal
No. 47Intake Air Temperature Sensor Ground
No. 48Not Used
No. 49Knock Sensor No. Signal
No. 50Knock Sensor Shield
No. 51-52Not Used

PCM NO. 2 52-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

PCM No. 2 40-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1-5Not Used
No. 6Start Signal Terminal No. 50
No. 7-9Not Used
No. 10Fuel Pump Relay Activation
No. 11-16Not Used
No. 17Data Link Connector Engine Speed Signal Output
No. 18-21Not Used
No. 22Left Rear Engine Speed Signal
No. 23-25Not Used
No. 26Terminal No. 15 Voltage Supply, Fuse F24
No. 27-32Not Used
No. 33Electronic Drive Away Protection Control Unit Communication Link
No. 34-35Not Used
No. 36CAN Bus High
No. 37CAN Bus Low
No. 38-39Not Used
No. 40Starter Relay Signal

PCM No. 2 40-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1Cylinder No. 2 Ignition Coil Current Feedback
No. 2Not Used
No. 3Cylinder No. 2 Ignition Coil Terminal No. 1 Signal
No. 4Not Used
No. 5Ground
No. 6Cylinder No. 2 Ignition Coil Terminal No. 1 Signal
No. 7-8Not Used
No. 9Cylinder No. 2 Ignition Coil Terminal No. 1 Signal

PCM No. 2 9-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

THROTTLE POSITION CONTROL MODULE (EML) 88-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)

TerminalSignal Type
No. 1Cylinder No. 7 Electronic Throttle Position Actuator (EML) Cosine Winding Signal, Connection "A"
No. 2Cylinder No. 7 Electronic Throttle Position Actuator (EML) Sine Winding Signal, Connection "A"
No. 3Cylinder No. 7 Electronic Throttle Position Actuator (EML) Cosine Winding Signal, Connection "A"
No. 4Cylinder No. 7 Electronic Throttle Position Actuator (EML) Sine Winding Signal, Connection "B"
No. 5-7Not Used
No. 8Cylinders No. 7-12 Electronic Position Actuator Potentiometer No. 2 Ground
No. 9Cylinders No. 7-12 Electronic Position Actuator Potentiometer No. 2 5-Volt Signal
No. 10No Available
No. 11Cylinders No. 7-12 Electronic Throttle Position Actuator Potentiometer No. 1 Ground
No. 12-17Not Used
No. 18Cylinders No. 1-6 Electric Throttle Position Actuator Potentiometer No. 2 Ground
No. 19Cylinders No. 1-6 Electric Throttle Position Actuator Potentiometer No. 2 5-Volt Signal
No. 20Cylinders No. 1-6 Electric Throttle Position Actuator Potentiometer No. 1 5-Volt Signal
No. 21Cylinders No. 1-6 Electric Throttle Position Actuator Potentiometer No. 1 Ground
No. 22Not Used
No. 23Cylinders No. 1-6 Electric Throttle Position Sine Winding Signal
No. 24Cylinders No. 1-6 Electric Throttle Position Cosine Winding Signal Connection "A"
No. 25Cylinders No. 1-6 Electric Throttle Position Sine Winding Signal Connection "A"
No. 26Engine Control Module Relay Terminal No. 87
No. 27Cylinders No. 1-6 Electronic Throttle Position Actuator Cosine Winding Signal, Terminal Connection "B"
No. 28Ground
No. 29Cylinders No. 7-12 Electronic Throttle Position Actuator Cosine Winding Signal, Terminal Connection "B"
No. 30Cylinders No. 7-12 Electronic Throttle Position Actuator Sine Winding Signal, Terminal Connection "B"
No. 31Cylinders No. 7-12 Electronic Throttle Position Actuator Cosine Winding Signal, Terminal Connection "B"
No. 32Cylinders No. 7-12 Electronic Throttle Position Actuator Sine Winding Signal, Terminal Connection "A"
No. 33Not Used
No. 34Ground
No. 35Not Used
No. 36No Available
No. 37Cylinders No. 7-12 Electronic Throttle Position Actuator Potentiometer No. 1 Shield
No. 38-46Not Used
No. 47Cylinders No. 1-6 Electronic Throttle Position Actuator Potentiometer No. 2 Shield
No. 48Cylinders No. 1-6 Electronic Throttle Position Actuator Potentiometer No. 1 Shield
No. 49-50Not Used
No. 51Cylinders No. 1-6 Electronic Throttle Position Actuator Sine Winding Signal, Terminal Connection "A"
No. 52Cylinders No. 1-6 Electronic Throttle Position Actuator Cosine Winding Signal, Terminal Connection "B"
No. 53Cylinders No. 1-6 Electronic Throttle Position Actuator Sine Winding Signal, Terminal Connection "B"
No. 54Engine Control Relay II Terminal No. 87
No. 55Cylinders No. 1-6 Electronic Throttle Position Actuator Cosine Winding Signal, Terminal Connection "A"
No. 56Engine Control Module II (DME) Inertia Fuel Shutoff Switch Signal
No. 57Transmission Control Module Brake Switch Signal
No. 58Not Used
No. 59Kick-Down Switch Signal
No. 60-64Not Used
No. 65Cylinders No. 7-12 Electronic Throttle Position Actuator Potentiometer No. 2 Signal
No. 66Cylinders No. 7-12 Electronic Throttle Position Actuator Potentiometer No. 1 Signal
No. 67Pedal Position Sensor No. 2 Signal Oscillator Output
No. 68Pedal Position Sensor No. 2 Signal Input
No. 69Pedal Position Sensor Shield Sensor No. 2
No. 70Pedal Position Sensor No. 3 Signal Oscillator Output
No. 71Pedal Position Sensor No. 3 Signal Input
No. 72Pedal Position Sensor No. 3 Shield
No. 73Pedal Position Sensor No. 1 Signal Oscillator Output
No. 74Pedal Position Sensor No. 1 Signal Input
No. 75Pedal Position Sensor No. 1 Shield
No. 76Cylinders No. 1-6 Electric Throttle Position Actuator Potentiometer No. 2 Signal
No. 77Cylinders No. 1-6 Electric Throttle Position Actuator Potentiometer No. 1 Signal
No. 78Not Used
No. 79Not Available
No. 80Engine Control Module Inertia Fuel Cutoff Switch Signal
No. 81Multifunction Steering Wheel Signal
No. 82-83Not Used
No. 84Engine Control Module II (DME) Shield, CAN-Bus
No. 85Engine Control Module II (DME) CAN-Bus Low
No. 86Engine Control Module II (DME) CAN-Bus High
No. 87Not Used
No. 88Data Link Connector Communication Line Data Link TXD

THROTTLE POSITION CONTROL MODULE (EML) 88-PIN CONNECTOR TERMINAL IDENTIFICATION (7-SERIES V12)