Engine Controls Diagrams
PCM Wiring Diagram (1 Of 7):
D20 OUTPUT/FIELD SERVICE ENABLE
D30 SERIAL DATA
A2 PCM GROUND
C32 PCM GROUND
A18 PCM GROUND
D1 PCM GROUND
C25 ECT SENSOR SIGNAL
B6 SENSOR GROUND
C22 TP SENSOR SIGNAL
B28 5 VOLT REFERENCE
D24 A/C EVAPORATOR TEMPERATURE SENSOR SIGNAL
B29 5 VOLT REFERENCE
C23 MAP SENSOR SIGNAL
B16 SENSOR GROUND
C21 IAT SENSOR SIGNAL
D12 A/C REFRIGERANT PRESSURE SENSOR SIGNAL
PCM Wiring Diagram:
A32 VSS SIGNAL
A31 VSS GROUND
B8 VSS OUTPUT
D22 KS SIGNAL
C19 HO2S LOW
C20 HO2S HIGH
C7 HO2S LOW
C8 HO2S HIGH
B19 MAF SENSOR SIGNAL
A9 EGR VACUUM CONTROL SIGNAL SOLENOID VALVE CONTROL
D10 EVAP CANISTER PURGE SOLENOID VALVE CONTROL
D6 REVERSE INHIBIT SOLENOID CONTROL
B13 SKIP SHIFT SOLENOID CONTROL
PCM Diagram (Part 3 Of 7):
B15 PCM BATTERY
B31 PCM BATTERY
B30 PCM IGNITION FEED
D3 PCM IGNITION FEED
A7 FUEL PUMP RELAY CONTROL
A3 INJECTOR #1 CONTROL
A4 INJECTOR #4 CONTROL
A5 INJECTOR #6 CONTROL
A6 INJECTOR #7 CONTROL
A19 INJECTOR #2 CONTROL
A21 INJECTOR #3 CONTROL
A20 INJECTOR #5 CONTROL
A22 INJECTOR #8 CONTROL
B3 DISTRIBUTOR REFERENCE LOW SIGNAL
B14 DISTRIBUTOR IGNITION FEED
B20 HIGH RESOLUTION SIGNAL
B2 LOW RESOLUTION SIGNAL
B5 IGNITION CONTROL
Powertrain Control Module (PCM) Wiring Schematic:
A14 AIR PUMP RELAY CONTROL
A13 TACH OUTPUT
C13 PERFORMANCE MODE SWITCH SIGNAL
A15 PERFORMANCE MODE INDICATOR LAMP CONTROL
A12 EBTCM TP SENSOR SIGNAL
A23 TRACTION CONTROL SYSTEM SPARK RETARD REQUEST
C11 TRACTION CONTROL SYSTEM "ACTIVE"
A25 FUEL ENABLE SIGNAL
D9 MALFUNCTION INDICATOR LAMP (MIL) CONTROL
D15 SKIP SHIFT LAMP CONTROL (MANUAL TRANSMISSION ONLY)
C1 IAC COIL "A" HIGH
C2 IAC COIL "A" LOW
C6 IAC COIL "B" HIGH
C5 IAC COIL "B" LOW
PCM Wiring Diagram:
C15 PARK NEUTRAL POSITION SIGNAL (A/T ONLY)
B1 A/C REQUEST SIGNAL
D8 A/C CLUTCH RELAY CONTROL
B21 A/C CLUTCH STATUS
B6 SENSOR GROUND
D12 A/C REFRIGERANT PRESS SENSOR SIGNAL
B28 5 VOLT REFERENCE
D24 A/C EVAPORATOR TEMPERATURE SENSOR SIGNAL
B6 SENSOR GROUND
A11 COOLING FAN RELAY CONTROL
PCM Wiring Diagram:
Cooling Fans, Early Production:
A11 COOLING FAN RELAY CONTROL
A10 SECONDARY COOLING FAN RELAY CONTROL
Cooling Fans, Late Production:
A10 COOLING FAN RELAY #2 AND #3 CONTROL
A11 COOLING FAN RELAY #1 CONTROL
PCM Diagram (Part 7 Of 7):
C14 BRAKE SIGNAL
D11 TCC SOLENOID CONTROL
B13 3-2 CONTROL SOLENOID CONTROL
B7 1-2 SHIFT SOLENOID CONTROL
B12 2-3 SHIFT SOLENOID CONTROL
D2 PCS "LOW"
C16 PCS "HIGH"
C28 RANGE SIGNAL "A"
C29 RANGE SIGNAL "B"
C30 RANGE SIGNAL "C"
D28 TFT SIGNAL
B6 SENSOR GROUND