Manual a/c circuit for Dodge Cab & Chassis R3500 (1996-2006)

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 SENSOR GROUND SENSOR SIGNAL A/C CLUTCH CONTROL A/C HEATER CONTROL A/C INDICATOR A/C SELECT B(+) BLEND DOOR DRIVER BLK/LT GRN WIRE BLK/ORG WIRE BLOWER MOTOR RESISTOR (BEHIND RIGHT SIDE OF DASH) BLU WIRE BRN WIRE COMMON DOOR DRIVER COMPUTER DATA LINES SYSTEM 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 ELECTRONICS A/C CLUTCH CONTROL OUTPUT EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF HVAC) EXCEPT BASE FUSE 23 FUSE 32 FUSED IGNITION SWITCH OUTPUT (RUN) FUSED IGNITION SWITCH OUTPUT (RUN-START) GRY WIRE GRY/PNK WIRE HEATER MIRROR INDICATOR HOT AT ALL TIMES HVAC MICRO CONTROLLER INSTRUMENT CLUSTER LOW HIGH OFF LT BLU WIRE LT BLU/BRN WIRE LT BLU/ORG 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 (ON HVAC UNIT) PNK WIRE PNK/LT GRN WIRE RECIRC RECIRCULATION DOOR ACTUATOR RECIRCULATION DOOR DRIVER RECIRCULATION INDICATOR RED WIRE TAN WIRE TOTALLY INTEGRATED POWER MODULE (AT LEFT FRONT FENDER) WHT WIRE WHT/ORG WIRE YEL WIRE

5 VOLT SUPPLY A/C CLUTCH CTRL A/C COMPRESSOR CLUTCH (FRONT OF A/C COMPRESSOR) A/C PRESS SIG A/C PRESSURE SIGNAL A/C PRESSURE TRANSDUCER B(+) A/C PRESSURE GROUND BLK WIRE BLK/GRY WIRE BLK/LT BLU WIRE BRN WIRE BRN/YEL WIRE CONDENSER FAN MOTOR (GAS) (LEFT FRONT OF ENGINE COMPT) CONDENSOR FAN CONTROL OUTPUT DIESEL DIESEL/ NGC DK BLU/DK GRN WIRE DK BLU/YEL WIRE DK GRN WIRE ECT SIG ELECTRONICS ENGINE CONTROL MODULE (DIESEL) (LOWER LEFT FRONT OF ENGINE BLOCK) ENGINE COOLANT TEMPERATURE SENSOR (DIESEL) EXCEPT SRT-10 EXCEPT SRT-10 SRT-10 GAS HOT AT ALL TIMES LT BLU WIRE LT BLU/BRN WIRE LT BLU/ORG WIRE OF ENGINE) ORG/ WIRE POWERTRAIN CONTROL MODULE (RIGHT REAR OF ENGINE COMPARTMENT) RELAY CONTROL SENS GND SENSOR GND SIGNAL SRT-10 TOTALLY INTEGRATED POWER MODULE (AT LEFT FRONT FENDER) VIO/ORG WIRE WHT WIRE YEL/PNK WIRE