Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams




Engine Controls Schematics

Module Power, Ground, Serial Data, and MIL





Engine Control Module Description
5V1, 5V2, and Low Reference Bus (1 of 2)
RUN/CRANK Relay
CLSTER, FSCM, ISRVM/RCM, RUN/CRANK, SDM (IGN 1), and XBCM Fuses
ABS, ECM, EPB, REAR WPR, AND TCM Fuses
ECM PWR TRN, ENG SNSR, IGN COIL A, and IGN COIL B Fuses
ECM PWR TRN, ENG SNSR, IGN COIL A, and IGN COIL B Fuses
ECM PWR TRN, ENG SNSR, IGN COIL A, and IGN COIL B Fuses
ECM PWR TRN, ENG SNSR, IGN COIL A, and IGN COIL B Fuses
G106 (LAT and LE5)

5V1, 5V2, and Low Reference Bus (1 of 2)





Engine Control Module Description
5V3, 5V4, and Low Reference Bus (2 of 2)
Module Power, Ground, Serial Data, and MIL
5V3, 5V4, and Low Reference Bus (2 of 2)

5V3, 5V4, and Low Reference Bus (2 of 2)





Engine Control Module Description
Engine Data Sensors - Pressure, Temperature and Throttle Controls
5V1, 5V2, and Low Reference Bus (1 of 2)
5V1, 5V2, and Low Reference Bus (1 of 2)

Engine Data Sensors- Pressure, Temperature and Throttle Controls





Engine Control Module Description
Engine Data Sensors - Oxygen Sensors
5V3, 5V4, and Low Reference Bus (2 of 2)
ECM PWR TRN, ENG SNSR, IGN COIL A, and IGN COIL B Fuses

Engine Data Sensors- Oxygen Sensors





Engine Control Module Description
Ignition Controls - Ignition System
Engine Data Sensors - Pressure, Temperature and Throttle Controls
ECM PWR TRN, ENG SNSR, IGN COIL A, and IGN COIL B Fuses

Ignition Controls- Ignition System





Engine Control Module Description
Ignition Controls - Camshaft, Crankshaft, and Knock Sensors, Camshaft Actuators
Engine Data Sensors - Oxygen Sensors
ECM PWR TRN, ENG SNSR, IGN COIL A, and IGN COIL B Fuses
G110 and G112

Ignition Controls - Camshaft, Crankshaft, and Knock Sensors, Camshaft Actuators





Engine Control Module Description
Fuel Controls - Fuel Injectors
Ignition Controls - Ignition System

Fuel Controls- Fuel Injectors





Engine Control Module Description
Fuel Controls - Fuel Pump Controls
Ignition Controls - Camshaft, Crankshaft, and Knock Sensors, Camshaft Actuators

Fuel Controls- Fuel Pump Controls





Engine Control Module Description
Fuel Controls - Evaporative Emissions and Fuel Economy Mode Controls
Fuel Controls - Fuel Injectors
CLSTER, FSCM, ISRVM/RCM, RUN/CRANK, SDM (IGN 1), and XBCM Fuses
APO JACK (CONSOLE), APO JACK (REAR CARGO), CIGAR, DRVR PWR SEAT, FSCM/VENT SOL, LOGISTIC MODE, and SDM (BATT) Fuses
G402

Fuel Controls - Evaporative Emissions and Fuel Economy Mode Controls





Engine Control Module Description
Controlled/Monitored Subsystem References
Fuel Controls - Fuel Pump Controls
ECM PWR TRN, ENG SNSR, IGN COIL A, and IGN COIL B Fuses
APO JACK (CONSOLE), APO JACK (REAR CARGO), CIGAR, DRVR PWR SEAT, FSCM/VENT SOL, LOGISTIC MODE, and SDM (BATT) Fuses
Center Console, Door, and Instrument Panel Dimming
Power, Ground, Gauges, and Serial Data

Controlled/Monitored Subsystem References





Engine Control Module Description
Fuel Controls - Evaporative Emissions and Fuel Economy Mode Controls
Internal Mode and Tap Up/Tap Down Switches
Charging
Starting
Compressor Controls
Compressor Controls
LFW
Power, Ground, Gauges, and Serial Data
Steering Wheel Controls