Electronic/Powertrain Control Module (ECM/PCM)

ECM Wiring Diagram (Part 1 Of 4):

BA4 = 5 VOLT REFERENCE
GF15 = MAP SIGNAL
BB5 = SENSOR GROUND
GF16 = IAT SIGNAL
BA5 = 5 VOLT REFERENCE
GF13 = TPS SIGNAL
BB6 = SENSOR GROUND
GF14 = A/C PRESSURE SIGNAL
GE16 = COOLANT TEMPERATURE SIGNAL
GE14 = O2 SIGNAL
GE15 = 02 GROUND
BB9 = VSS LOW
BB10 = VSS HIGH
BB11 = 4000 P/MI SPEED/ODO
GF9 = ESC SIGNAL

ECM Wiring Diagram (Part 2 Of 4):

GE8 = COOOLANT FAN CONTROL
GF2 = A/C CLUTCH CONTROL
BC9 = A/C REQUEST
BC7 = BYPASS
BC8 = EST
BD8 = 2X REF HI
BC5 = 1X REF HI
BD9 = REF LO

ECM Wiring Diagram (Part 3 Of 4):

BA6 = IGNITION FEED
BB1 = BATTERY
BC16 = BATTERY
BA12 = ECM GROUND
BD1 = ECM GROUND
BA11 = FUEL PUMP RELAY
BC12 = INJECTOR DRIVER 1,4
BC10 = INJECTOR DRIVER 2,3
BD5 = PEAK & HOLD JUMPER 1 & 4
BD6 = PEAK & HOLD JUMPER 1 & 4
BC13 = PEAK & HOLD JUMPER 2 & 3
BC15 = PEAK & HOLD JUMPER 2 & 3
GE12 = ALDL DIAGNOSTIC ENABLE
BA8 = ALDL SERIAL DATA

ECM Wiring Diagram (Part 4 Of 4):

GF4 = M/T SHIFT LIGHT
BD13 = PSPS
GF1 = CONTROLLED CANISTER PURGE
GE3 = IAC "A" HIGH
GE4 = IAC "A" LOW
GE5 = IAC "B" HIGH
GE6 = IAC "B" LOW
GE7 = SERVICE ENGINE SOON LIGHT