Chevrolet Caprice IV (1990-1996) engine coolant temp sensor (front of engine compt, next to thermostat housing) Wiring diagrams

3-2 CTRL SOLENOID A/C REFRIG. PRESSURE SENSOR BATTERY FEED CONN B BATTERY FEED PPL SENSOR GND BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CASE GND CRUISE CONTROL RELEASE SWITCH DATA LINK CONNECTOR DK BLU WIRE ECTS IN PNK TRANS RANGE A SIG WIRE ELECTRONIC CONTROLLED TRANSMISSION ENGINE COOLANT TEMP SENSOR (FRONT OF ENGINE COMPT, NEXT TO THERMOSTAT HOUSING) FORCE MOTOR LO FORCE MTR CTRL-HI FORCE MTR CTRL-LO GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK F/P FUSE CHIME FUSE #2 #13 I/P INDC FUSE #11 IAT SENSOR INST CLUSTER LT BLU/WHT WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP MAP SENSOR MIL CTRL MODE SW A MODE SW B MODE SW C ORG/ WIRE ORG/BLK WIRE OUT/FIELD SERV ENBL PARK/NEUTRAL POSITION SWITCH PARTIAL PCM GND PCM GND CONN C PCM GND PPL VSS GND PCM IGN FEED PNK (BUICK) (CHEVY) WIRE PNK IGN FEED WIRE PNK WIRE PNP SW SIG PPL PPL BRAKE SW SIG PRESSURE SW MANIFOLD RED WIRE RED/BLK WIRE SENSOR GND SERIAL DATA CONN D SHIFT A SOLENOID SHIFT B SOLENOID SHIFT SOL A SHIFT SOL B TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC ENABLE SOLENOID TCC ENBL SOL CTRL TCC TEMP SW IN TPS IN TRANS 3-2 CTRL SOL TRANS FLUID TEMP SENSOR TRANS FLUID TEMP SIG TRANS FUSE TRANS RANGE B SIG TRANS RANGE C SIG UNDERHOOD ELECTRICAL CENTER VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VSS SIGNAL CONN A WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3-2 CTRL SOLENOID A/C REFRIG. PRESSURE SENSOR BATTERY FEED CONN B BATTERY FEED PPL SENSOR GND BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CASE GND CRUISE CONTROL RELEASE SWITCH DATA LINK CONNECTOR DK BLU WIRE ECTS IN PNK TRANS RANGE A SIG WIRE ELECTRONIC CONTROLLED TRANSMISSION ENGINE COOLANT TEMP SENSOR (FRONT OF ENGINE COMPT, NEXT TO THERMOSTAT HOUSING) FORCE MOTOR LO FORCE MTR CTRL-HI FORCE MTR CTRL-LO GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK F/P FUSE CHIME FUSE #2 #13 I/P INDC FUSE #11 IAT SENSOR INST CLUSTER LT BLU/WHT WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP MAP SENSOR MIL CTRL MODE SW A MODE SW B MODE SW C ORG/ WIRE ORG/BLK WIRE OUT/FIELD SERV ENBL PARK/NEUTRAL POSITION SWITCH PARTIAL PCM GND PCM GND CONN C PCM GND PPL VSS GND PCM IGN FEED PNK (BUICK) (CHEVY) WIRE PNK IGN FEED WIRE PNK WIRE PNP SW SIG PPL PPL BRAKE SW SIG PRESSURE SW MANIFOLD RED WIRE RED/BLK WIRE SENSOR GND SERIAL DATA CONN D SHIFT A SOLENOID SHIFT B SOLENOID SHIFT SOL A SHIFT SOL B TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC ENABLE SOLENOID TCC ENBL SOL CTRL TCC TEMP SW IN TPS IN TRANS 3-2 CTRL SOL TRANS FLUID TEMP SENSOR TRANS FLUID TEMP SIG TRANS FUSE TRANS RANGE B SIG TRANS RANGE C SIG UNDERHOOD ELECTRICAL CENTER VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VSS SIGNAL CONN A WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE