Geo Prizm II (1992-1997) powertrain control module Wiring diagrams

1.6L A/T 1.8L A/T M/T 1.6L VIN 6 ONLY 1.8L VIN 8 ONLY 1.8L W/ A/T ONLY 19 18 PPL PPL A/T ANTI-LOCK BRAKES SYSTEM AUDIO ALARM MODULE BLK (OR BLK/WHT) WIRE BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BRAKE FLUID LEVEL SWITCH (IN BRAKE FLUID RESERVOIR) BRN WIRE BRN/YEL WIRE CLUTCH PEDAL POSITION INTERRUPT SWITCH CRUISE CONTROL ACTUATOR (RIGHT SIDE OF ENGINE, ABOVE WHEEL WELL) CRUISE CONTROL DIODE (BEHIND INSTRUMENT CLUSTER) CRUISE CONTROL ECU (BELOW RADIO) CRUISE CONTROL SWITCH CRUISE INDICATOR DC SERVO MOTOR ECU-B FUSE ECU-IG FUSE ENGINE CONTROL MODULE ENGINE CONTROLS OR TRANSMISSION SYSTEM (SHIFT SOLENOID #2) (1.8L W/ A/T ONLY) ENGINE CONTROLS SYSTEM (SENSOR GNDS) EXTERIOR LIGHTS SYSTEM (STOP LAMPS) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START IDL IDLE SIG CTRL IDLE SWITCH IDLE INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM (SPEEDOMETER) J/B 1 (BEHIND LEFT KICK PANEL) J/B 2 (BEHIND RIGHT KICK PANEL) J/B 3 (BEHIND CENTER OF I/P) J/C 3 (ATTACHED TO J/B 3- (BEHIND LEFT KICK PANEL) LAMP DRIVER MOD BREAK OUT) LT GRN WIRE MAGNETIC CLUTCH MC MO GND IGN MEM STOP O/D CUT SIG PARKING BRAKE SWITCH (CENTER CONSOLE) POWERTRAIN CONTROL MODULE PPL DIAG OD CUT PPL TC DATA LINK CONNECTOR (PARTIAL) (ON LEFT FRONT STRUT TOWER) PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RESUME/ ACCEL SENS IN RTN SENSOR GND SET/ COAST SHIFT INTERLOCK SYSTEM STARTING/CHARGING STSTEM (IGNITION SWITCH-START, CLUTCH PEDAL POSITION SWITCH) STARTING/CHARGING STSTEM (IGNITION SWITCH-START, PARK/NEUTRAL POSITION SWITCH) STOP FUSE STOPLAMP SWITCH SUPPLEMENTAL RESTRAINT SYSTEM COIL ASSEMBLY (COMBINATION SWITCH) THROTTLE ANGLE SENSOR THROTTLE POSITION SWITCH VS IN W/ M/T ONLY WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

1996 ONLY BLK WIRE BRAKE FLUID LEVEL SWITCH BREAKOUT) BRN WIRE CALIFORNIA ONLY DATA LINK CONNECTOR DATA LINK CONNECTOR - ON-BOARD DIAGNOSTICS II (DCL-OBDII) DATA LINK CONNECTOR SHIELD DAYTIME RUNNING LAMPS (DRL) RELAY 3/4 DISTRIBUTOR SHIELD ENGINE CONTROL MODULE FROM JUNCTION BLOCK 3 (DIAGRAM 1 OF 4) HIGH BEAM INDICATOR INSTRUMENT CLUSTER JUNCTION BLOCK 1 KNOCK SENSOR SHIELD LEFT HEADLAMP LOW BEAM LAMP M/T ONLY NCA WIRE NOT USED OXYGEN SENSOR OXYGEN SENSOR SHIELD POWERTRAIN CONTROL MODULE RED/YEL WIRE RIGHT FRONT TURN LAMP RIGHT HEADLAMP RIGHT PARKING LAMP RIGHT SIDE MARKER LAMP SUB HEATED OXYGEN SENSOR SUB OXYGEN SENSOR SUB- HEATED OXYGEN SENSOR SHIELD VIN 6 VIN 8 W/ ABS WHT WIRE WHT/BLK WIRE

1.6L-VIN 6 1.8L-VIN 8 1996 ONLY ABS FUSE ALT FUSE ALT-S FUSE ANTILOCK BRAKE SYSTEM ENABLE RELAY BATTERY BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE EFI F-HTR FUSE EFI F-HTR RELAY ENGINE CONTROLS SYSTEM ENGINE MAIN RELAY FAN FUSE FAN NO 1 RELAY FROM ECU-IG FUSE (J/B 1) (DIAGRAM 3 OF 6) FROM IGN FUSE (J/B 1) (DIAGRAM 2 OF 6) FROM STARTER MOTOR CONN BREAK OUT) FROM VSS CONN BREAK OUT) FUSE FUSE, RELAY BOX (LEFT FRONT OF ENGINE COMPT) FUSIBLE LINK A GENERATOR HAZ- HORN FUSE DOME FUSE HAZARD SWITCH HORN RELAY HOT IN ON OR START J/B 1 (BEHIND LEFT KICK PANEL) POWERTRAIN CONTROL MODULE RADIATOR FAN MOTOR ENGINE CONTROL MODULE RED/WHT WIRE STARTER SOLENOID TO A/C FAN NO 2 RELAY (A/C FUSE, RELAY BOX) (DIAGRAM 5 OF 6) TO ACCESSORY FUSE (J/B 1) (DIAGRAM 5 OF 6) TO CDS FUSE (A/C FUSE, RELAY BOX) (DIAGRAM 5 OF 6) TO DEFOGGER FUSE (J/B 1) (DIAGRAM 3 OF 6) TO HEADLAMP RELAY (DIAGRAM 6 OF 6) TO HEATER FUSE (J/B 2) (DIAGRAM 5 OF 6) TO IGNITION SWITCH (DIAGRAM 2 OF 6) TO JUNCTION BLOCK 1 (DOME LAMP) (DIAGRAM 4 OF 6) WHT WIRE WHT/RED WIRE

14-PIN CONN BREAK OUT BEHIND LEFT KICK PANEL) 1995 1.6L, 1.8L 1995 ONLY 1996 1.6L 1996 1.8L 1996 ONLY A/C FAN NO 2 RELAY (FUSE, RELAY BOX) A/T ACCESSORY POWER RELAY AUDIO ALARM MODULE BACKUP LAMP SWITCH BLK WIRE BLK/YEL WIRE BLU WIRE BREAK- OUT) CRUISE CONTROL MODULE SHIFTLOCK CONTROL MODULE DAYTIME RUNNING LAMPS CONTROL MODULE DEF- I/UP FUSE DEFOGGER FUSE DEFOGGER RELAY ECU-IG FUSE ELECTRICAL LOAD IDLE-UP DIODE ENGINE CONTROL MODULE FROM ALT FUSE (HOT AT ALL TIMES) (FUSE, RELAY BOX) FROM GAUGE FUSE (START/ON) (SCHEMATIC 3 OF 6) FROM IGNITION SWITCH (ON/START) (SCHEMATIC 2 OF 6) FROM J/B 1, FROM LEFT REAR ENG COMPT GROMMET) GAUGE FUSE GENERATOR GRN/RED WIRE HAZARD SWITCH HORN CONN BREAK OUT-1995) (ENG COMPT HARN, HORN CONN BREAK OUT-1996 W/ ABS) (ENG COMPT HARN, IGNITION POWER INSTRUMENT CLUSTER J/B 1 (BEHIND LEFT KIC PANEL) J/B 1 (BEHIND LEFT KICK PANEL) J/B 3 (BEHIND CENTER OF I/P) LAMP DRIVER MODULE M/T PARK/ NEUTRAL POSITION SWITCH POWER DOOR LOCK CONTROL MODULE POWERTRAIN CONTROL MODULE REAR DEFOGGER REAR DEFOGGER NOISE FILTER REAR DEFOGGER SWITCH RED WIRE RED/BLU WIRE TO ECU-IG FUSE TO ENGINE MAIN RELAY (FUSE, RELAY BOX) TO HEATER RELAY (J/B 2) SCHEMATIC 5 OF 6) TO STOP FUSE (J/B 1) (SCHEMATIC 4 OF 6) TURN FUSE VEHICLE SPEED SENSOR W/ ABS ONLY WHT WIRE WINDSHIELD WIPER MOTOR WIP FUSE YEL WIRE

1995 ONLY 1996 1.6L 1995 1.6L, 1.8L 1996 1.8L 1996 ONLY ASHTRAY ILLUMINATION LAMP AUDIO ALARM MODULE BATTERY POWER BLK WIRE BLK/WHT OR WIRE BLOWER SPEED SELECTOR SWITCH BLU/YEL WIRE CIGAR LIGHTER ILLUMINATION LAMP CONN BREAK OUT AT LEFT SIDE OF I/P-1996) CRUISE CONTROL MODULE DAYTIME RUNNING LAMPS CONTROL MODULE DOME LAMP ECU-B FUSE ELECTRICAL LOAD IDLE-UP DIODE ENGINE CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE LUGGAGE COMPARTMENT LAMP FROM CIGAR LIGHTER CONN BREAK OUT) FROM DEFOGGER FUSE (HOT AT ALL TIMES) (SCHEMATIC 3 OF 6) FROM DOME FUSE (FUSE, RELAY (HOT AT ALL TIMES) (SCHEMATIC 1 OF 6) FROM SUNROOF CONTROL MODULE CONN BREAK OUT) FROM TAIL FUSE (J/B 1) (SCHEMATIC 4 OF 6) GRN WIRE GRY WIRE HAZARD SWITCH HEATER CONTROL UNIT ILLUMINATION LAMPS ILLUMINATION CONTROLLER INSTRUMENT CLUSTER INSTRUMENT CLUSTER INSTRUMENT CLUSTER CONN BREAK OUT-1995) (I/P HARN 1, LEFT SIDE OF I/P) J/B 1 (BEHIND LEFT KICK PANEL) J/B 3 (BEHIND CENTER OF I/P) J/C 2 (BEHIND CENTER OF I/P, ATTACHED TO J/B 3) LEFT FRONT PARKING LAMP LEFT FRONT SIDE MARKER LAMP LEFT FRONT WHEEL SPEED SENSOR CONN BREAK OUT) LEFT REAR COMBINATION LAMP LIGHTS ON SIG MANUAL SELECTOR LEVER ILLUMINATION LAMP OUT POWERTRAIN CONTROL MODULE RADIO REAR DEFOGGER SWITCH A/C SWITCH RED/GRN WIRE RED/WHT WIRE RIGHT FRONT PARKING LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT LICENSE LAMP LEFT LICENSE LAMP RIGHT REAR COMBINATION LAMP STOP FUSE STOPLAMP SWITCH SUNROOF SWITCH ASSEMBLY TAIL FUSE TAILLAMP RELAY TO ELECTRICAL LOAD IDLE-UP DIODE OR ECM/PCM (SCHEMATIC 4 OF 6) W/ ABS ONLY

1.6L BLK WIRE BLK/WHT WIRE BREAK- OUT) CLUTCH PEDAL POSITION SWITCH CLUTCH PEDAL POSITION SWITCH CRUISE CONTROL DIODE CRUISE CONTROL (DIODE) CRUISE CONTROL MODULE DAYTIME RUNNING LAMPS FUSE, RELAY BOX (RIGHT OF RADIATOR) DAYTIME RUNNING LAMPS RELAY 3/4 (LEFT OF BRAKE PEDAL BRACKET) DRL FUSE DRL RELAY 2 ENGINE CONTROL MODULE FROM 20-PIN CONN BREAK OUT BELOW RADIO) FROM ECM FROM FUSE, RELAY BOX (SCHEMATIC 1 OF 5) FROM FUSE, RELAY BOX (SCHEMATIC 1 OF 6) FROM IGNITION SWITCH (START) (SCHEMATIC 2 OF 6) FROM INSTR CLUSTER CONN FROM J/B 3 FROM LEFT I/P SUPPORT BRACE GND WIRE BREAK OUT-1996) FROM PCM FUSE, RELAY BOX (LEFT OF BRAKE PEDAL BRACKET) HEADLAMP RELAY INSTRUMENT CLUSTER LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LH HEAD FUSE LH- LWR HEAD FUSE LH-UPR HEAD FUSE OUT-1995) (I/P HARN 1, OUT-1996) PARK/ NEUTRAL POSITION SWITCH POWERTRAIN CONTROL MODULE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RH HEAD FUSE RH- LWR HEAD FUSE RH-UPR HEAD FUSE RIGHT HIGH BEAM HEADLAMP RIGHT HIGH-BEAM HEADLAMP CONN BREAKOUT) RIGHT LOW BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RIGHT HIGH BEAM HEADLAMP