Dodge Pickup R2500 (1996-2010) trans- mission relay Wiring diagrams

1 2 3 4 5 6 7 8 TRANS RLY OUT A/C COMP CL RLY A/C HIGH PRESSURE CUTOUT SWITCH (A/C HIGH PRESSURE LINE) A/C LOW PRESSURE CUTOUT SWITCH (A/C LOW PRESSURE LINE) A/C REQUEST A/C SELECT STOP LP SWITCH A/C SYSTEM A/T ASD RELAY SENS OD OFF SWITCH ASD RLY CTRL CRUISE VAC SOL CRUISE VNT SOL OD LAMP DRVR TRANS TEMP LAMP DRVR BATT TEMP SENS GEN IND DRVR MIL IND DRVR SRI LAMP DRVR BLK/LT BLU WIRE BLK/PNK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CRANKSHAFT POSITION SENSOR CAMSHAFT POSITION SENSOR CRUISE CONTROL SYSTEM DATA LINK CONNECTOR (LEFT I/P) DK BLU WIRE DK BLU/ORG WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/ORG WIRE FUEL PRESS. GAUGE TACHO- METER FUSE 12 FUSE BLOCK GRN WIRE GRY/BLK WIRE GRY/LT BLU WIRE GRY/PNK WIRE HI PRESS FUEL SHUTOFF RLY CTRL HOT IN RUN OR START INSTRUMENT CLUSTER J/C C (BEHIND LEFT KNEE BOLSTER) LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE M/T (NOT USED) MAINT REQ IND. MESSAGE CENTER ORG/ WIRE ORG/BLK WIRE ORG/DK BLU WIRE ORG/WHT WIRE OVERDRIVE SWITCH PNK WIRE PNK/BLK WIRE PNK/DK BLU WIRE PNK/YEL WIRE POWER DISTRI- BUTION CENTER POWERTRAIN CONTROL MODULE (RIGHT SIDE SAFETY WALL) RED WIRE RED/LT GRN WIRE RED/WHT WIRE SCI RECEIVE SCI TRANSMIT SENSOR GRD GOV PRESS SIG VAR FORCE SOL OVERDRV SOL TCC SOL CTRL TRANS TEMP SNS STOP LAMP SWITCH TACH SIGNAL SPD CTRL RESUME TAN/RED WIRE TAN/YEL WIRE THROTTLE POSITION SENSOR (SIDE OF THROTTLE BODY) TRANS- MISSION RELAY TRANSMISSION SOLENOID ASSEMBLY (ON TRANSMISSION) UPSHIFT IND. MIL IND. VEHICLE SPEED SENSOR VIO WIRE VIO/WHT WIRE W/ A/T WHT/ORG WIRE WHT/PNK WIRE YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 TRANS RLY OUT A/C COMP RLY A/C HIGH PRESSURE CUTOUT SWITCH (A/C HIGH PRESSURE LINE) A/C LOW PRESSURE CUTOUT SWITCH (A/C LOW PRESSURE LINE) A/C REQUEST A/C SELECT IN BRAKE SW IN A/C SYSTEM AIR CONDITIONING SYSTEM AUTO SHT RLY CRUISE VAC SOL CRUISE VNT SOL OVERDRV IND TRANS TEMP IND BATT TEMP SENS GEN IND DRVR MIL IND DRVR SRI DRIVER FUEL PMP RLY EVAP SOL DRVR BATTERY TEMPER- ATURE SENSOR (BELOW BATTERY) BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (IN DISTRIBUTOR) CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM CRUISE FEED ASD RELAY SENS TRANS OVERDRV DATA LINK CONNECTOR (LEFT I/P) DK BLU WIRE DK BLU/ORG WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/ORG WIRE DUTY CYCLE/ EVAP PURGE SOLENOID (REAR OF INTAKE MANIFOLD) ENGINE DIAGNOSTIC CONNECTOR FUEL LEVEL IN FUSE 8 FUSE 4 GEN IND LAMP GENERATOR GRY/LT BLU WIRE GRY/PNK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN RUN OR START FUSE BLOCK FUSE 11 INSTRUMENT CLUSTER INTAKE AIR TEMPER- ATURE SENSOR (RIGHT SIDE OF INTAKE MANIFOLD) JOINT CONNECTOR C (BEHIND LEFT KNEE BOLSTER) LOW FUEL SENS SCI TRANSMIT LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE MESSAGE CENTER MIL IND LAMP ORG/ WIRE ORG/BLK WIRE ORG/DK BLU WIRE ORG/WHT WIRE OVERDRIVE SWITCH PNK WIRE PNK/BLK WIRE PNK/DK BLU WIRE PNK/YEL WIRE POWER DISTRIBUTION CENTER POWERTRAIN CONTROL MODULE (RIGHT SIDE SAFETY WALL) RED WIRE RED/LT GRN WIRE RED/WHT WIRE SCI RECEIVE SENSOR GRD GOV PRESS SIG VAR FORCE SOL OVERDRV SOL TCC SOL CTRL TRANS TEMP SNS STOP LAMP SWITCH (UNDER LEFT SIDE OF I/P) TACH SIGNAL TACH SIGNAL CRUISE SW IN TAN/RED WIRE TAN/YEL WIRE THROTTLE POSITION SENSOR (SIDE OF THROTTLE BODY) TRANS- MISSION RELAY TRANSMISSION SOLENOID ASSEMBLY (TRANSMISSION) UP SHIF IND VIO WIRE VIO/WHT WIRE WHT WIRE WHT/DK BLU WIRE WHT/PNK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 TRANS RLY OUT A/C REQUEST A/C SELECT IN BRAKE SW IN GEN FIELD OUT A/T AIR CONDI- TIONING SYSTEM AUTO SHT RLY CRUISE VAC SOL CRUISE VNT SOL OVERDRV IND BATT TEMP SENS BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/RED WIRE BRN WIRE CCD(-) CRUISE CONTROL SYSTEM CRUISE FEED ASD RELAY SENS TRANS OVERDRV CRUISE SW IN DATA LINK CONNECTOR (LEFT BOTTOM OF DASH) DK BLU/ORG WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN/ORG WIRE FUSE 17 FUSE M GENERATOR HOT AT ALL TIMES HOT AT ALL TIMES JUNCTION BLOCK (RIGHT END OF DASH) FUSE 14 HOT IN RUN OR START IND INSTRUMENT CLUSTER JOINT CONNECTOR 1 (IN PDC) JOINT CONNECTOR NO 6 (TOP OF STEERING COLUMN, BEHIND INSTRUMENT PANEL) 2 3 LT GRN WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE M/T ORG/ WIRE ORG/BLK WIRE ORG/DK BLU WIRE ORG/WHT WIRE OVERDRIVE OFF IND OVERDRIVE SWITCH PNK 4 5 6 WIRE PNK WIRE PNK/DK BLU WIRE PNK/WHT WIRE PNK/YEL WIRE POWER DISTRIBUTION CENTER (IN ENG COMPT, ON LEFT INNER FENDER PANEL) POWERTRAIN CONTROL MODULE (IN ENG COMPT, ON RIGHT SIDE OF FIREWALL) RED WIRE RED/LT GRN WIRE SCI TRANSMIT CCD BUS (-) SCI RECEIVE CCD BUS (+) SENSOR GRD GOV PRESS SIG VAR FORCE SOL OVERDRV SOL TCC SOL CTRL TRANS TEMP SNS STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) TAN/RED WIRE THROTTLE POSITION SENSOR (ON TOP OF INJECTOR PUMP) TRANS- MISSION RELAY TRANSMISSION SOLENOID ASSEMBLY (ON LEFT SIDE OF TRANSMISSION) VIO WIRE VIO/BRN WIRE VIO/WHT WIRE WAIT TO WHT/BLK WIRE WHT/DK BLU WIRE WHT/PNK WIRE WHT/VIO WIRE YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 TRANS RLY OUT 1 2 3 4 5 6 A/C CLUTCH RLY 31 32 GROUND GROUND A/T A/T (TRANS HARN, IN BREAKOUT TO PDC) AIR CONDI- TIONING SYSTEM AUTO SHT RLY CRUISE VAC SOL CRUISE VNT SOL AUTOMATIC SHUTDOWN RELAY BATTERY TEMPER- ATURE SENSOR (BELOW BATTERY TRAY) BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/TAN WIRE BLK/WHT WIRE BRAKE LAMP SWITCH (ON BRAKE PEDAL BRACKET) BRN WIRE CKP ENG SIG (PINS 9-21 NOT USED) 22 23 FUSED B(+) ACC PEDAL POS CONTROLLER ANTI-LOCK BRAKE CRUISE CONTROL SYSTEM CRUISE FEED ASD RELAY SENS TRANS OVERDRV 12 13 14 15 CRUISE SW IN DK BLU WIRE DK BLU/BLK WIRE DK BLU/ORG WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/ORG WIRE FUEL TANK MODULE (TOP OF FUEL TANK) FUSE 6 FUSE I GEN FIELD DRV TCC DRVR GENERATOR GRY/BLK WIRE HOT AT ALL TIMES IGN (POWER) JOINT CONNECTOR 1 (IN PDC) JOINT CONNECTOR 2 (IN PCD) LT BLU WIRE LT GRN/BLK WIRE LT GRN/RED WIRE LT GRN/WHT WIRE M/T ORG/ WIRE ORG/BLK WIRE ORG/DK BLU WIRE ORG/WHT WIRE OUTPUT SENS OUTPUT SPEED SENSOR (ON LEFT SIDE OF TRANSMISSION) OVERDRV SOL PARK/NEUTRAL POSITION SWITCH (ON LEFT SIDE OF TRANSMISSION) PNK WIRE PNK/DK BLU WIRE PNK/YEL WIRE POWERTRAIN CONTROL MODULE (IN ENG COMPT, ON RIGHT SIDE OF FIREWALL) PRK/NEUTRAL RED WIRE RED/LT BLU WIRE RED/LT GRN WIRE RED/WHT WIRE SENSOR GRD SENSOR GRD GOV PRESS SIG VAR FORCE SOL OVERDRV SOL TCC SOL CTRL TRANS TEMP SNS STARTING/ CHARGING SYSTEM TAN/RED WIRE TRANS- MISSION RELAY TRANSMISSION SOLENOID ASSEMBLY (ON LEFT SIDE OF TRANSMISSION) VAR FRCE SOL VIO WIRE VIO/BRN WIRE VIO/WHT WIRE VSS IN OUTPUT SENS GOV PRESS SIG TRANS RELAY WHT/BLK WIRE WHT/ORG WIRE WHT/PNK WIRE WHT/VIO WIRE YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 TRANS RLY OUT AIR CONDI- TIONING SYSTEM AUTO SHT RLY CRUISE VAC SOL CRUISE VNT SOL BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/RED WIRE BRN WIRE BRN/WHT WIRE CCD(-) CRUISE CONTROL SYSTEM CRUISE SW IN DATA LINK CONNECTOR (LEFT BOTTOM OF DASH) DK BLU WIRE DK BLU/ORG WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/ORG WIRE FUEL PMP RLY EVAP SOL DRVR FUSE 11 FUSE I GENERATOR HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER INTAKE AIR TEMPERATURE SENSOR (IN RIGHT FRONT SIDE OF INTAKE MANIFOLD) JOINT CONNECTOR 1 (IN PDC) JOINT CONNECTOR 11 9 2 14 6 5 JUNCTION BLOCK (RIGHT END OF DASH) LEAK DETECTION PUMP (RIGHT FRONT OF INNER FENDER) LT GRN/RED WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/DK BLU WIRE ORG/WHT WIRE OVERDRIVE SWITCH PNK 1 2 WIRE PNK WIRE PNK/DK BLU WIRE PNK/WHT WIRE PNK/YEL WIRE POWER DISTRIBUTION CENTER (IN ENG COMPT, ON LEFT INNER FENDER PANEL) POWERTRAIN CONTROL MODULE (IN ENG COMPT, ON RIGHT SIDE OF FIREWALL) RED WIRE RED/LT GRN WIRE SENSOR GRD GOV PRESS SIG VAR FORCE SOL OVERDRV SOL TCC SOL CTRL TRANS TEMP SNS STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) TAN/RED WIRE THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANS- MISSION RELAY TRANSMISSION SOLENOID ASSEMBLY (ON LEFT SIDE OF TRANSMISSION) VIO WIRE VIO/BRN WIRE VIO/WHT WIRE WHT/BLK WIRE WHT/DK GRN WIRE WHT/PNK WIRE YEL/RED WIRE

A/C COMP RLY A/C HIGH PRESSURE CUTOUT SWITCH (A/C HIGH PRESSURE LINE) A/C LOW PRESSURE CUTOUT SWITCH (A/C LOW PRESSURE LINE) A/C REQUEST A/C SELECT IN BRAKE SW IN GENERATOR A/C SYSTEM AIR CONDITIONING SYSTEM (A/C-HEATER CONTROL SWITCH) AUTO SHT RLY CRUISE VAC SOL CRUISE VNT SOL OVERDRV IND TRANS TEMP IND BATT TEMP SENS GEN IND DRVR MIL IND DRVR WATER IN FUEL BATTERY TEMPER- ATURE SENSOR (BELOW BATTERY) BLK/LT BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BRN WIRE CRUISE CONTROL SYSTEM CRUISE FEED ASD RELAY SENS TRANS OVERDRV DATA LINK CONNECTOR DK BLU/ORG WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/ORG WIRE DK GRN/RED WIRE EGR DIAG FUSE 11 FUSE BLOCK GEN IND LAMP GENERATOR GRY/LT BLU WIRE HOT IN START OR RUN INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM INTAKE AIR TEMPER- ATURE SENSOR (RIGHT SIDE OF INTAKE MANIFOLD) JOINT CONNECTOR C (BEHIND LEFT KNEE BOLSTER) LT GRN WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE MIL IND LAMP NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE OVERDRIVE SWITCH PNK 13 14 WIRE PNK WIRE PNK/BLK WIRE PNK/DK BLU WIRE PNK/DK GRN WIRE PNK/YEL WIRE POWER DISTRIBUTION CENTER POWERTRAIN CONTROL MODULE (RIGHT SIDE SAFETY WALL) RED WIRE RED/LT GRN WIRE SCI RECEIVE SCI TRANSMIT SPEEDOMETER STOP LAMP SWITCH (UNDER LEFT SIDE OF I/P) TACH SIGNAL TACH SIGNAL CRUISE SW IN TAN/ORG WIRE TAN/RED WIRE TAN/YEL WIRE TRANS- MISSION RELAY WATER IN FUEL SENSOR (BOTTOM OF FUEL FILTER) WHT/DK BLU WIRE WHT/ORG WIRE WHT/PNK WIRE YEL/RED WIRE