Buick Century V (1982-1996) Wiring diagram engine performance 3.1l (vin m)s

413 412 PPL 550 839 PNK WIRE A/C CONTROL ASSY CRUISE CTRL SYS A/C REQUEST ON/OFF BLK WIRE BLK/WHT WIRE CONN 1 DK GRN/WHT WIRE ELECTRONIC IGNITION SYSTEM (RIGHT TOP OF ENGINE) FUEL INJ 5 INJECTOR GROUND FUEL INJ 4 FUEL INJ 1 FUEL INJ 3 FUEL PUMP IN-LINE FUSE FUEL PUMP PRIMING CONN FUEL PUMP RELAY (RIGHT FRONT OF ENGINE COMPT ON RELAY BRACKET) FUEL PUMP/ OIL PRESSURE SENDER/SW (CENTER FRONT OF ENGINE NEAR OIL FILTER) FUEL TANK UNIT (TOP OF FUEL TANK) FUEL PUMP FUSE BLOCK GRY WIRE HEATED OXYGEN SENSOR (REAR OF ENGINE, IN EXHAUST MANIFOLD) HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IGNITION AMPLIFIER AND SWITCHING MODULE INJ 1 INJ 2 INJ 3 INJ 5 INJ 4 INJ 6 INJ/COIL FUSE INJECTOR GROUND MAF SENSOR SIGNAL FUEL INJ 2 FUEL INJ 6 LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MASS AIR FLOW SENSOR (TOP LEFT SIDE OF ENGINE) NCA WIRE ORG/ WIRE PCM FUSE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF I/P, NEAR SHROUD) PPL PPL/WHT WIRE PRNDLP PRNDLC PRNDLB PRNDLA CRUISE ENGAGED RED WIRE RED/BLK WIRE SERIAL DATA SPARK PLUGS TAN WIRE TAN/BLK WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

5 VOLT REF BATTERY A/C PRESSURE SENSOR (LEFT FRONT OF ENGINE COMPT ON A/C LINE) BLK WIRE BLK/WHT WIRE BRAKE SWITCH (BRAKE PEDAL SUPPORT BRACKET) BRN WIRE CAMSHAFT POSITION SENSOR (FRONT TOP OF ENGINE) CAMSHAFT POSITION SIGNAL HI COMPUTER DATA LINES SYSTEM (DERM) (EBCM) CONN 2 CRUISE CONTROL MODULE DATA LINK CONNECTOR DK BLU WIRE ENGINE COOLANT TEMP SENSOR (LEFT REAR OF ENGINE) FAN/ALT FUSE FUSE BLOCK GRY WIRE HOT IN RUN INTAKE AIR TEMP SENSOR (LEFT FRONT OF ENGINE COMPT ON AIR CLEANER) KNOCK SENSOR (RIGHT REAR OF ENGINE) LT BLU/BLK WIRE ORG/ WIRE PNK IGN 1 5 VOLT REF BATTERY BRAKE SWITCH POWER GROUND WIRE PNK PNK WIRE PNK WIRE POSITION SENSOR (FRONT LEFT OF ENGINE, ON TIMING CHAIN COVER) POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF I/P, NEAR SHROUD) PPL RED/BLK WIRE SENSOR RETURN TAN WIRE THROTTLE POSITION SENSOR (REAR OF ENGINE, RIGHT SIDE OF THROTTLE BODY) TRANSAXLE POSITION SWITCH (LEFT SIDE OF TRANSAXLE) WHT WIRE YEL WIRE YEL/BLK WIRE

A/C COMPRESSOR RELAY AUTOMATIC TRANSAXLE BLK WIRE BRN WIRE BRN/WHT WIRE CONN 3 CONVENIENCE CENTER, I/P, VARIABLE EFFORT STEERING MODULE, CRUISE MODULE COOLANT FAN RELAYS CRANK POS SIG DIGITAL EXHAUST GAS RECIRCULATION ASSEMBLY (TOP LEFT REAR OF ENGINE BLOCK) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FAN/ALT FUSE FUSE BLOCK GAGES FUSE HOT IN RUN HOT IN RUN, BULB TEST OR START IDLE AIR CTRL MOTOR (TOP OF ENGINE ON FRONT OF THROTTLE BODY) INSTRUMENT CLUSTER LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE PNK WIRE POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF I/P, NEAR SHROUD) PPL RED WIRE SERVICE ENGINE SOON INDICATOR SHIFT SOL A SHIFT SOL B SOL A SOL B SOL C TAN WIRE TAN/BLK WIRE TCC PWM SOL TRANS TEMP SWITCH TRANSAXLE CONVERTER CLUTCH VEHICLE SPEED SENSOR (LOWER RIGHT REAR OF ENGINE ON TRANSAXLE) VSS - LO VSS - HI SHIFT SOL - B OUT SHIFT SOL - A OUT WHT WIRE YEL WIRE YEL/BLK WIRE