Buick Riviera VIII (1994-1999) check engine indic Wiring diagrams

1-2 CTRL SOL TCC PWM SOL 472 410 417 IAT SENSOR IN ECT SENSOR IN TP SENSOR IN A/C PRESS SENS IN A/C REFRIGERANT PRESSURE SENSOR (REAR OF A/C COMPRESSOR) AUTOMATIC TRANSAXLE BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CHECK ENGINE INDIC CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL INJECTORS GEN FIELD 'L' TERMINAL GRY WIRE HOT IN RUN OR START HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK INJ FUSE IGN 1 FUSE INSTRUMENT CLUSTER KNOCK SENSOR 1 (LOWER FRONT OF ENGINE) KNOCK SENSOR 2 (REAR OF ENGINE) LOW OIL INDIC LOW OIL LEVEL INDIC CTRL LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (RIGHT FRONT OF ENGINE) NCA WIRE PCS SOL PNK 4 5 6 WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF I/P) PPL PPL 412 413 1668 1669 PPL/WHT WIRE RED WIRE RED/BLK WIRE RIGHT FRAME RAIL) RNGE 'A' RNGE 'B' RNGE 'C' STARTING/ CHARGING SYSTEM TACH SIGNAL IN TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC REL TCC SOL 2-3 CTRL SOL TFT SENSOR TR PRESSURE SWITCH ASSY TCC REL IN TRANS SHIFT SOL 'A' MAP SENSOR IN CRUISE INHIBIT OUT TRANS SHIFT SOL 'B' TRANS TEMP SENS IN VEHICLE SPEED IN WHT WIRE YEL WIRE YEL/BLK WIRE

1-2 CTRL SOL TCC PWM SOL 472 410 417 IAT SENSOR IN ECT SENSOR IN TP SENSOR IN A/C PRESS SENS IN A/C REFRIGERANT PRESSURE SENSOR (REAR OF A/C COMPRESSOR) AUTOMATIC TRANSAXLE BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CHECK ENGINE INDIC CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL INJECTORS GEN FIELD 'L' TERMINAL GRY WIRE HOT IN RUN OR START HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK INJ FUSE IGN 1 FUSE INSTRUMENT CLUSTER KNOCK SENSOR 1 (LOWER FRONT OF ENGINE) KNOCK SENSOR 2 (REAR OF ENGINE) LOW OIL INDIC LOW OIL LEVEL INDIC CTRL LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (RIGHT FRONT OF ENGINE) NCA WIRE PCS SOL PNK 4 5 6 WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF I/P) PPL PPL 412 413 1668 1669 PPL/WHT WIRE RED WIRE RED/BLK WIRE RIGHT FRAME RAIL) RNGE 'A' RNGE 'B' RNGE 'C' STARTING/ CHARGING SYSTEM TACH SIGNAL IN TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC REL TCC SOL 2-3 CTRL SOL TFT SENSOR TR PRESSURE SWITCH ASSY TCC REL IN TRANS SHIFT SOL 'A' MAP SENSOR IN CRUISE INHIBIT OUT TRANS SHIFT SOL 'B' TRANS TEMP SENS IN VEHICLE SPEED IN WHT WIRE YEL WIRE YEL/BLK WIRE