Dodge Pickup R2500 (1996-2010) Manual a/c circuit

1 2 3 IGNITION TEMP SELECT GROUND A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C HEATER CONTROL A/C HEATER TEMPERATURE SELECT A/C HIGH PRESSURE SWITCH (ON DISCHARGE LINE, NEAR A/C COMPRESSOR) A/C LOW PRESSURE SWITCH (ON TOP OF A/C ACCUMULATOR) A/C SELECT INPUT A/C SWITCH SENSE BI-LEVEL BLEND DOOR ACTUATOR BLK WIRE BLK/LT GRN WIRE BLK/TAN WIRE BLK/WHT WIRE BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER MOTOR RELAY BLOWER MOTOR RESISTOR BLOCK (BEHIND RIGHT SIDE OF DASH, ON A/C-HEATER HOUSING) BLOWER MOTOR SPEED SWITCH BLU WIRE BRN WIRE DIESEL DK BLU WIRE DK BLU/BLK WIRE DK BLU/ORG WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/YEL WIRE FUSE FUSE 11 FUSE 12 FUSE 2 GASOLINE GRN WIRE HOT AT ALL TIMES HOT IN RUN JUNCTION BLOCK (LEFT END OF DASH) HOT IN RUN OR START ILLUM J/C 1 J/C 8 (BEHIND CENTER OF DASH) LT BLU WIRE LT GRN WIRE LT GRN/WHT WIRE LT LT MED 1 MED 2 MODE SELECT SWITCH ORG/ WIRE PANEL FLOOR RECIRC FLOOR/DEFROST DEFROST OFF PNK WIRE PNK/DK BLU WIRE RELAY CTRL TAN WIRE WHT WIRE YEL WIRE YEL/ORG WIRE

1 2 SENS GND SENS SIG A/C CLUTCH CTRL A/C CLUTCH CTRL OUTPUT A/C HEATER CONTROL A/C INDICATOR A/C PRES 5 VOLT SPLY A/C PRES GND A/C PRES SIG A/C SELECT B(+) BLEND DOOR DRIVER BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/ORG WIRE BLOWER MOTOR RESISTOR (RIGHT SIDE OF DASH) BLU WIRE BRN WIRE CLUSTER COMMON DOOR DRIVER COMPUTER DATA LINES SYSTEM CONDENSER FAN CTRL OUTPUT DK BLU WIRE DK BLU/BRN WIRE DK BLU/DK GRN WIRE DK BLU/LT BLU WIRE DK BLU/LT GRN WIRE DK BLU/ORG WIRE DK BLU/TAN WIRE DK BLU/VIO WIRE DK BLU/YEL WIRE DK DK DRIVER BLEND DOOR ACTUATOR (ON HVAC UNIT) ELECTRONICS EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF HVAC) EXCEPT BASE FENDER) FUSE 23 FUSE 33 FUSED IGN SW OUT (RUN) FUSED IGN SW OUT (RUN-START) HEATER MIRROR INDICATOR HOT AT ALL TIMES HVAC MICRO CONTROLLER LT BLU WIRE LT BLU/BRN WIRE LT BLU/ORG WIRE LT BLU/WHT WIRE LT GRN WIRE MODE DOOR ACTUATOR 1 (PANEL TO FLOOR) (ON HVAC UNIT) MODE DOOR ACTUATOR 2 (DEFROST TO FLOOR) (ON HVAC UNIT) OFF OFF HEATED MIRROR ORG/ WIRE ORG/GRY WIRE PANEL LAMPS DRIVER PASS BLEND DOOR DRIVER PASSENGER BLEND DOOR ACTUATOR (EXCEPT BASE) (ON HVAC UNIT) PNK WIRE PNK/LT BLU WIRE PNK/LT GRN WIRE RECIRC RECIRCULATION DOOR ACTUATOR (ON HVAC UNIT) RECIRCULATION DOOR DRIVER RECIRCULATION INDICATOR RED WIRE TAN WIRE TOTALLY INTEGRATED POWER MODULE (LEFT FRONT WHT WIRE WHT/ORG WIRE YEL WIRE

34 35 CAN C BUS (+) CAN C BUS (-) 5 4 CAN C BUS (-) CAN C BUS (+) 6.7L 5.9L A/C CLUTCH CTRL A/C COMPRESSOR CLUTCH (FRONT OF A/C COMPRESSOR) A/C PRES 5 VOLT SPLY A/C PRES GND BLK WIRE BLK/GRY WIRE BLK/LT BLU WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONDENSER FAN MOTOR (GAS) (LEFT FRONT OF ENGINE COMPT) DIESEL DK BLU WIRE DK BLU/DK GRN WIRE DK BLU/YEL WIRE DK GRN WIRE ECT SIG ENGINE BLOCK) ENGINE CONTROL MODULE (LOWER LEFT FRONT OF ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAS LT BLU WIRE LT BLU/BRN WIRE LT BLU/ORG WIRE LT BLU/WHT WIRE ORG/ WIRE POWERTRAIN CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) SENS GND SENSOR (5.7L: FRONT OF ENGINE) (6.7L: TOP FRONT OF ENGINE) VIO WIRE VIO/ORG WIRE WHT WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE YEL WIRE