Wiring diagram engine performance 3.8l vin ks for Pontiac Firebird IV (1993-2002)

1 2 3 PNK PNK WIRE 1-2 SHIFT SOL CONTROL HI SPEED COOL FAN CONT LO SPEED COOL FAN CONT CMP INPUT 400 401 PPL 43 44 FUEL INJ 6 CONTROL 2-3 SHIFT SOL CONTROL 439 340 PNK IGNITION BATTERY WIRE 46 47 48 FUEL INJ 4 CONTROL FUEL INJ 5 CONTROL REFERENCE LOW 53 54 55 BYPASS IGNITION CONTROL VSS OUTPUT PCM GROUND PCM GROUND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE BYPASS CKP SYNC SIG CMP OUTPUT CMP SIGNAL COOLING FAN SYSTEM CRUISE MODULE, RADIO, INST CLUSTER 451 451 DATA LINK CONNECTOR (UNDER DASH, TO THE RIGHT OF STEERING COLUMN) DK BLU WIRE DK GRN WIRE DK GRN/ WHT WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE, TRACTION CONTROL MODULE ELECTRONIC IGNITION CONTROL MODULE (ICM) (AT FRONT END OF LEFT CYLINDER HEAD) ENG CTRL FUSE EVAP PURGE VALVE CONT EVAPORATIVE EMISSIONS (EVAP) CANISTER FUEL INJ 1 CONTROL FUEL INJ 2 CONTROL GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST, START HOT IN RUN, START IGN IGN CONTROL IGN VOLTAGE IGNITION KNOCK SENSOR (KS) BANK 2 (RIGHT SIDE OF CYL BLOCK) LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAF SENSOR INPUT THEFT DETER FUEL ENABLE REQUESTED TORQUE IN 229 463 MASS AIRFLOW (MAF) SENSOR (IN AIR DUCT, FRONT OF INT MANIFOLD) ORG/ WIRE ORG/BLK WIRE PCM BATT FUSE PNK TRANS RANGE A INPUT WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (IN ENG COMPT, BEHIND RIGHT STRUT TOWER) PPL PPL PNK 4 5 6 7 8 9 WIRE PPL/WHT WIRE PURGE SOLENOID (RIGHT FRONT OF ENG, NEXT TO INJ 2) RED/BLK WIRE REF LOW SERIAL DATA (CLASS 2) PCM GROUND SIGNAL SPLICE PACK STOPLAMP SWITCH (ON BRAKE PEDAL SUPPORT) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (BOTTOM) PCM IGN FUSE UNDERHOOD FUSE BLOCK (TOP) VEHICLE SPEED SENSOR (VSS) (ON REAR SIDE OF TRANSMISSION) VSS HIGH VSS LOW WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 PNK PNK WIRE 1 2 3 PNK PNK WIRE 1-2 SHIFT SOL 2-3 SHIFT SOL 3-2 SHIFT SOL A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH A/T FLUID TEMP SENSOR AUTOMATIC TRANSAXLE BLK PNK/ WIRE BLK WIRE BLK/ WHT WIRE BLK/ YEL WIRE BLK/WHT WIRE BLU LT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (CMP) (ENGINE FRONT COVER) CRANKSHAFT POSITION DK BLU WIRE FUEL INJECTORS GEAR IND GRN/ LT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN I/P FUSE BLOCK GAUGE FUSE 9 HOT IN RUN, BULB TEST, START INJ 1 FUSE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE PPL PPL PNK 4 5 6 7 8 9 WIRE PPL PNK WIRE PPL/WHT WIRE PRESSURE CONTROL SOLENOID RED WIRE RED/BLK WIRE REV SECOND GEAR SENSOR (CKP) (LOWER FRONT OF ENG) STOP/ HAZARD FUSE 1 STOPLAMP SWITCH (ON BRAKE PEDAL BRACKET) SWITCH TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL UNDERHOOD FUSE BLOCK (BOTTOM) WHT LT BLU/ WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 PNK PNK WIRE BLK WIRE BLK/WHT WIRE BRAKE SW BRN WIRE BRN/WHT WIRE CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ETC FUSE EXHAUST GAS RECIRCULATION (EGR) VALVE (LEFT FRONT OF ENGINE) FUEL LEVEL SENSOR FUEL PUMP RELAY FUEL TANK PRESSURE SENSOR FUEL TANK UNIT FUEL TANK UNIT FUEL PUMP FUSED INPUT GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES FUEL PUMP FUSE TCS BATT FUSE HOT IN RUN, BULB TEST, START LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR (RIGHT SIDE OF INTAKE MANIFOLD) MOTOR DRIVER NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 10 11 PPL PNK WIRE RED WIRE RED/BLK WIRE RES/ACC SET/COAST SIG TAC SER DATA TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL THROTTLE ACTUATOR CONTROL MODULE (ON ACCELERATOR PEDAL BRACKET) TP SENS 1 TPS 2 GND TPS 2 SIG UNDER- HOOD FUSE BLOCK (BOTTOM) UNDER- HOOD FUSE BLOCK (TOP) WHT WIRE YEL WIRE YEL/BLK WIRE

3-2 SOL CONTROL 5 VOLT REFERENCE A 5 VOLT REFERENCE B SENSOR GROUND A/C COMP RELAY CONTROL A/C SYSTEM A/T FLUID TEMP INPUT FUEL LEVEL INPUT PPL BLK WIRE BLK/ WHT WIRE BODY CONTROL MODULE STARTER ENABLE SIGNAL BRN WIRE BRN/WHT WIRE CLUTCH PEDAL POSITION SWITCH (ON CLUTCH PEDAL BRACKET) CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE, TRACTION CONTROL MODULE 121 464 ENG SEN FUSE ENG SPEED OUT DELIVERED TORQUE OUT ENGINE COOLANT TEMPERATURE (ECT) SENSOR ENGINE OIL LEVEL SWITCH (IN LEFT SIDE OF OIL PAN) EVAP SOLENOID CONTROL FUEL PUMP RELAY CONTROL EGR VALVE CONTROL MIL CONTROL FUEL INJ 3 CONTROL FUEL TANK PRESS SENSOR GAUGES FUSE 9 GEN TERM L CONTROL CHARGING SYSTEM GRY WIRE HEATED OXYGEN SENSOR BANK 1 SENSOR 1 (ON LEFT EXHAUST MANIFOLD) HEATED OXYGEN SENSOR BANK 2 SENSOR 1 (ON RIGHT EXHAUST MANIFOLD) HEATED OXYGEN SENSOR BANK SENSOR 3 (REAR OF CAT CONVERTER) HOT IN RUN, BULB TEST, START HOT IN START UNDERHOOD FUSE BLOCK (BOTTOM) STRTR FUSE I/P FUSE BLOCK IAT SENSOR INPUT INSTRUMENT PANEL CLUSTER LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE MIL IND NCA WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (IN ENG COMPT, BEHIND RIGHT STRUT TOWER) PPL PPL/WHT WIRE PRESS SOL HIGH CONTROL PRESS SOL LOW CONTROL RED WIRE RED/BLK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL CONTROL TCC SOL CONTROL TRANS RANGE B INPUT ENG OIL LEVEL SW INPUT TRANS RANGE SW P INPUT TRANS RANGE C INPUT CLUTCH ANTICIPATE SIG 1226 48 WHT WIRE YEL WIRE YEL/BLK WIRE