Electrical Diagrams

Engine Controls Schematics

Module Power, Ground, Serial Data and MIL





5V1, 5V2, and Low Reference Bus
AIRBAG, BRK SW, ECM IGN/GLOW PLUG MDL IGN, FCSM IGN, IPC, STR/WHL/SNSR, TCM IGN, and TRANS Fuses
AIRBAG, BRK SW, ECM IGN/GLOW PLUG MDL IGN, FCSM IGN, IPC, STR/WHL/SNSR, TCM IGN, and TRANS Fuses
CNSTR VENT SOL, ECM BATT, FCSM BATT, and WPR Fuses
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
ECM PWR/TRN, EVEN IGN/INJ, FUEL HTR, and V6 FUEL INJ Fuses
FAN CLTCH (EV) and ODD IGN/INJ Fuses
Accessory Wakeup
High Speed GMLAN (Gas)
G103, G104, G105 and G106

5V1, 5V2, and Low Reference Bus





Module Power, Ground, Serial Data and MIL

Engine Data Sensors - Pressure and Temperature Controls





5V1, 5V2, and Low Reference Bus
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
G103, G104, G105 and G106

Engine Data Sensors - Heated Oxygen Sensors





ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses

Engine Data Sensors - Throttle Controls





Ignition Controls - Ignition Control Module
Engine Data Sensors - Heated Oxygen Sensors
Stop Lamp Controls and CHMSL

Ignition Controls - Ignition Control Module





Ignition Controls - Sensors
Engine Data Sensors - Throttle Controls
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
FAN CLTCH (EV) and ODD IGN/INJ Fuses
G102, G110 and G120

Ignition Controls - Sensors





Ignition Controls - Ignition Control Module
Master Electrical Schematic Icons
Master Electrical Schematic Icons

Fuel Controls - Fuel Pump Controls





Fuel Controls - Fuel Injectors
Ignition Controls - Sensors
A/C CMPRSR, ABS MDL, ABS MTR, DIESEL FUEL PUMP, GAS FUEL PUMP, HORN, and WASH Fuses
Gauges (L20, L96, LMF or LU3)
G350 and G400
G102, G110 and G120

Fuel Controls - Fuel Injectors





Fuel Controls - EVAP Controls
Fuel Controls - Fuel Pump Controls
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
ECM PWR/TRN, EVEN IGN/INJ, FUEL HTR, and V6 FUEL INJ Fuses

Fuel Controls - EVAP Controls





Fuel Controls - Fuel Injectors
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
CNSTR VENT SOL, ECM BATT, FCSM BATT, and WPR Fuses
ECM PWR/TRN, MAF/CNSTR VENT, O2 SNSR 1 (PRE)/CLS, and O2 SNSR 2 (POST) Fuses
Gauges (L20, L96, LMF or LU3)

Controlled/Monitored Subsystem References





Compressor Controls (C60)
Stop Lamp Controls and CHMSL
Charging System (Gas)
Starting System (Gas)
PNP and VSS Signals, Pressure and Temperature Controls
Module Power, Ground and Serial Data
Gauges (L20, L96, LMF or LU3)
Speed Signals (JL4)
Power, Ground, Serial Data, Speed Signals and Indicators (JL9 or JH9)