RAM Cab & Chassis 3500 HD (2012-2012) circuit board Wiring diagrams

ACCY DLY RLY CTRL BATT FD BATT PRE 2 BLK/DK GRN WIRE BLK/LT GRN WIRE BRN/YEL WIRE BTSI SOL ULK CAN IHS BUS (-) CAN-BUS CIRCUIT BOARD CIRCUIT BREAKER COMPUTER DATA LINES SYSTEM DK GRN/RED WIRE DRIVER DOOR MODULE DRIVER WINDOW/ DOOR LOCK SWITCH FT PASS DR LK SW SIG FT PASS SW ILLM/SNS RTN FT PASS UP SW SNSE FUSE HDLP RT RTN HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ RUN/ ACCESSORY RELAY ENERGIZED IGN RUN ACC IGN RUN/START IGNITION WIRELESS NODE ING RUN/START LIN BUS LIN SLVE RTN LT BLU/RED WIRE N/A ORG/GRY WIRE ORG/LT GRN WIRE ORG/TAN WIRE PASSENGER DOOR MODULE PASSENGER WINDOW/ DOOR LOCK SWITCH PNK/WHT WIRE PNK/YEL WIRE REGULAR CAB EXCEPT REGULAR CAB RT LO BEAM FD RUN/ ACCESSORY DELAY RELAY STOP LAMP SWITCH (ON BRAKE PEDAL SUPPORT) STP LMP SIG SW ILLM FT PASS TOTALLY INTEGRATED POWER MODULE (LEFT FRONT OF ENGINE COMPT) TRANS RNG PARK VIO/LT GRN WIRE W/ SUNROOF WDW RUN/ACCY IGN WHT WIRE WHT/GRY WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/ORG WIRE WHT/TAN WIRE YEL/DK BLU WIRE

1 2 3 4 AUTO HEADLAMPS SIG SUN SENSOR SIG 1 SUN SENSOR SIG 2 SENSOR GROUND 1 4 3 IGN R SNSR IR RTN SNSR IR SIG 3 2 1 A/C PRESS SNSE RTN A/C PRESS SIG A/C PRESS SNSR FD 4 2 3 1 FT BLW HI SPD FT BLW FD BLWR CTRL GND A/C COMPRESSOR CLUTCH A/C HEATER CONTROL A/C PRESS RTN A/C PRESSURE TRANSDUCER B(+) BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/TAN WIRE BLOWER MODULE BLOWER MOTOR BLOWER MOTOR RELAY BLW SW FD RR CTRL BRN WIRE BUS (-) CAN 2 CAN IHS BUS (-) CAN IHS BUS (+) IOD FD IGN R CIRCUIT BOARD COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/DK GRN WIRE DK BLU/GRY WIRE DK BLU/LT BLU WIRE DK BLU/LT GRN WIRE DK BLU/ORG WIRE DK BLU/PNK WIRE DK BLU/RED WIRE DK BLU/TAN WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DRIVER BLEND DOOR ACTUATOR EVAP SIG EVAP SNSE RTN FD A/C CLUTCH FRONT MODE DOOR ACTUATOR FUSE FUSE FUSE HOT AT ALL TIMES HOT AT ALL TIMES TOTALLY INTEGRATED POWER MODULE HOT W/ RUN RELAY ENERGIZED INFRARED SENSOR LT BLU WIRE LT BLU/BRN WIRE LT BLU/ORG WIRE LT BLU/RED WIRE LT GRN WIRE MODE DOOR ACTUATOR 2 NAVIGATION SYSTEM ORG/ WIRE PASSENGER BLEND DOOR ACTUATOR PNK/YEL WIRE POWERTRAIN CONTROL MODULE RAD FAN LO SPD SIG RAD FAN RLY COIL SIG RADIATOR FAN LOW RELAY RECIRCULATION EVAPORATOR DOOR TEMPERATURE ACTUATOR SENSOR RED/WHT WIRE SIG A/C PRESS SNSR FD A/C PRESS SUN SENSOR TAN WIRE VIO/LT BLU WIRE VIO/ORG WIRE WHT/GRY WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/ORG WIRE WHT/VIO WIRE

1 2 CAN IHS BUS (-) CAN IHS BUS (+) 2 1 CAN IHS BUS(-) CAN IHS BUS(+) B(+) BLK/LT GRN WIRE BLK/TAN WIRE BUS - CAN C (-) DIAGNOSTIC CAN IHS (-) CAN IHS BUS (+) CAN IHS BUS (-) CAN IHS BUS (-) CAN-BUS CIRCUIT BOARD DIAGNOSTIC JUNCTION BLOCK (LEFT SIDE OF DASH) DRIVER DOOR MODULE EXCEPT 6.7L HOT AT ALL TIMES LT BLU WIRE MEMORY SEAT MODULE (UNDER DRIVER'S SEAT) OCCUPANT RESTRAINT CONTROLLER MODULE (UNDER CENTER CONSOLE) PASSENGER DOOR MODULE RADIO AMPLIFIER (IF EQUIPPED) RED/PNK WIRE STEERING ANGLE SENSOR (IF EQUIPPED) (STEERING COLUMN) TRAILER TOW MODULE (LEFT END OF DASH) W/O HEATED SEATS, MEMORY W/ HEATED SEATS, MEMORY WHT WIRE WHT/DK BLU WIRE WHT/DK GRN WIRE WHT/GRY WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/ORG WIRE WIRELESS IGNITION NODE (STEERING COLUMN)

1 2 CAN IHS BUS (-) CAN IHS BUS (+) 1 6 8 15 14 13 GND 4 5 6 1 3 2 SW SPD CTRL RTN SW CTRL RDNT FD SPD CTRL SW FD GND 4 6 5 SW CTRL RDNT FD SPD CTRL SW FD SW SPD CTRL RTN 70 35 18 52 53 36 19 37 20 IGN ULK/RUN/STRT CAN BUS(+) CAN BUS(-) A/T ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) ACCL PED POSTN 2 SIG ACCL PED POSTN RTN ACCL PED POSTN 1 SIG BATT FD BLK WIRE BLK/TAN WIRE BRK SNSE SIG BRK SNSE SIG 2 BRN/LT GRN WIRE BRN/VIO WIRE BRN/YEL WIRE CIRCUIT BOARD CLUSTER CLUTCH INTERLOCK SWITCH (M/T) (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK GRN/BRN WIRE DK GRN/ORG WIRE DK GRN/RED WIRE DK GRN/VIO WIRE FUSE ENGINE COMPT) GRY WIRE HOT AT ALL TIMES INPUT SPEED SENSOR (LEFT SIDE OF TRANSMISSION) LIN CCN LIN CCN SPD CTRL SW FD SW SPD CTRL RTN SW SPD CTRL RDNT LT BLU/DK GRN WIRE LT GRN WIRE LT GRN/RED WIRE M/T OUTPUT SPEED SENSOR (LEFT REAR OF TRANSMISSION) PARK/NUET SIG PED POS SNSE RTN PNK/WHT WIRE PNK/YEL WIRE POWERTRAIN CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) RIGHT STEERING WHEEL SWITCH RUN/START STEERING CONTROL MODULE (LEFT SIDE OF DASH) STOP LAMP SWITCH (ON BRAKE PEDAL SUPPORT) TOTALLY INTEGRATED POWER MODULE (LEFT FRONT OF TRANS PRK/NEUT SIG TRANSMISSION SOLENOID ASSEMBLY (TRS) (LEFT SIDE OF TRANSMISSION) VIO WIRE VIO/BRN WIRE VIO/ORG WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/ORG WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/DK BLU WIRE YEL/PNK WIRE

A/C HEATER CONTROL AUTO HDLP SIG AUTO- STICK SWITCH B(+) BEAM FD LH HIGH BEAM FD RH LOW BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/TAN WIRE CAN IHS BUS (-) CIRCUIT BOARD CLUSTER COMPUTER DATA LINES SYSTEM DK GRN/WHT WIRE FOG LP SW SIG FUSE FUSED B (+) GROUND HDLP SW MUX RTN HEADLAMP SWITCH HOT AT ALL TIMES LEFT FRONT FOG LAMP LEFT HEADLAMP LF FOG LP CTRL LH HDLP RTN SIG LH LOW BEAM FD LP CTRL RF FOG MLFCT SW RTN ORG/BRN WIRE PANEL LP DIM SIG PARKING BRAKE SWITCH (TOP OF PARKING BRAKE PEDAL) PRK BRK SW SENS RED WIRE RH HIGH BEAM FD RIGHT FRONT FOG LAMP RIGHT HEADLAMP RTN SIG RH HDLP SUN SENSOR (TOP CENTER OF DASH) TOTALLY INTEGRATED POWER MODULE (LEFT FRONT OF ENGINE COMPT) WHT WIRE WHT/DK BLU WIRE WHT/GRY WIRE WHT/LT GRN WIRE WHT/ORG WIRE WHT/TAN WIRE WHT/VIO WIRE WHT/YEL WIRE

B(+) CAN CAN HORN HORN BUS BUS RLY SW (-) (+) COIL SIG BATT FD 9 BLK WIRE BLK/LT GRN WIRE BRN WIRE CIRCUIT BOARD CLUSTER COMPUTER DATA LINES SYSTEM EXCEPT 3.7L QUAB CAB FUSE FUSE FUSE GRY WIRE GRY/LT BLU WIRE GRY/YEL WIRE HORN 1 HORN 2 HORN RELAY HORN SW SIG HORN SWITCH HOT AT ALL TIMES LEFT REMOTE RADIO SWITCH LIN LIN CCN LT BLU WIRE LT GRN WIRE RADIO SW RED WIRE RED/GRY WIRE RIGHT REMOTE RADIO SWITCH RIGHT STEERING WHEEL SWITCH RADIO HORN CONT SW MUX SEN STEERING CONTROL MODULE (LEFT SIDE OF DASH) TOTALLY INTEGRATED POWER MODULE (LEFT FRONT OF ENGINE COMPT) VIO WIRE WHT WIRE WHT/DK GRN WIRE WHT/VIO WIRE YEL WIRE

1 2 3 4 IOD FD GND LIN CCN 6.7L EXCEPT 6.7L AUTO STICK UPSHIFTER FUSED IGN RUN/START IOD FD B(+) BLK WIRE BLK/BRN WIRE BLK/DK GRN WIRE BLK/LT GRN WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SENSOR (LEFT REAR OF ENGINE COMPT) BRN WIRE BRN/WHT WIRE CAN-BUS CARGO LP SW SIG CENTER CONSOLE CIRCUIT BOARD CLUSTER COMPT) COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN/RED WIRE DK GRN/VIO WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE DRIVER COURTESY LAMPS GROUND DRIVER DOOR LATCH DRV DR AJAR SW SENS ERS AUTO STICK SWITCH EXCEPT 6.7L FUEL LVL SENS SIG FUEL PUMP MODULE (INTEGRAL TO INSIDE REARVIEW MIRROR ASSEMBLY) COMPASS MODULE FUSE FUSE FUSE GROUND GROUND LIN CCN HDLP POS FOG LMP SW MODE SELECT ML FNCT SW RTN HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM TRANSMISSIONS SYSTEM HORN SW SNS HORNS SYSTEM HOT AT ALL TIMES HOT W/ RUN/START RELAY ENERGIZED IND DRV INVERTER MODULE LEFT REAR DOOR LATCH (QUAD, CREW CAB) LR DR AJAR SW SENS LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/LT BLU WIRE LT GRN/ORG WIRE LT GRN/TAN WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE LVL SW SENS BRK FLUID OF DASH) OIL PRESS SW OIL PRESSURE SENSOR (LOWER RIGHT FRONT OF ENGINE) OIL PRESSURE SWITCH (LEFT SIDE OF ENGINE) ORG/BRN WIRE ORG/GRY WIRE PANEL LP DIMMER SIG PARK BRAKE SW SNS LR HEATED SEAT SW SENS RR HEATED SEAT SW SENS PARKING BRAKE SWITCH (TOP OF PARKING BRAKE PEDAL) PASS DR AJAR SW SENS PASSENGER DOOR LATCH PNK/LT GRN WIRE POWERTRAIN CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) RAIL LAMP FDS CARGO LAMPS RED WIRE RED/GRY WIRE RIGHT REAR DOOR LATCH (QUAD, CREW CAB) RR DR AJAR SW SENS RR HEATED SEAT LO IND RR HEATED SEAT HI IND SEATS SYSTEM SEATS SYSTEM SEATS SYSTEM SENS RTN FUEL LVL TOTALLY INTEGRATED POWER MODULE (LEFT FRONT OF ENGINE COMPT) TRANSFER CASE POS SENS TRANSMISSIONS SYSTEM VIO WIRE VIO/BRN WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/DK GRN WIRE WHT/GRY WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/ORG WIRE WHT/TAN WIRE WHT/YEL WIRE YEL/LT BLU WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 IGN RUN CTRL OUT 1 2 3 SENS SUPPLY SENS GND SENS 10 SIG 1 2 3 SENS SUPPLY SENS GND SENS 11 SIG 1 2 3 SENS SUPPLY SENS GND SIG 9 11 1 2 LIN CCN CAN BUS (+) CAN BUS (-) 2 1 3 SENS GND SENS SUPPLY SENS 8 SIG 7 6 BATT FD 9 GROUND AUTOMATIC A/C B(+) BLK WIRE BLK/LT GRN WIRE CAN-BUS CIRCUIT BOARD CLUSTER COMPUTER DATA LINES SYSTEM FUSE GND CAN BUS (-) GRY/LT BLU WIRE GRY/ORG WIRE HOT AT ALL TIMES HOT W/ RUN RELAY ENERGIZED LIN CCN PARK ASSIST MODULE (RIGHT FRONT OF ROOF) PARK ASSIST SENSOR 10 (LEFT SIDE OF REAR BUMPER) PARK ASSIST SENSOR 11 (LEFT SIDE OF REAR BUMPER) PARK ASSIST SENSOR 8 (RIGHT SIDE OF REAR BUMPER) PARK ASSIST SENSOR 9 (RIGHT SIDE OF REAR BUMPER) PNK/YEL WIRE POWER MODULE (LEFT FRONT OF ENGINE COMPT) RED/GRY WIRE TOTALLY INTEGRATED UPPER SWITCH BANK WHT WIRE WHT/DK GRN WIRE WHT/GRY WIRE WHT/LT BLU WIRE WHT/ORG WIRE

7-WAY TRAILER TOW WIRING B(+) BACKUP LAMPS CIRCUIT BATT FD BLK/DK GRN WIRE BLK/GRY WIRE BLK/TAN WIRE BRAKE PROVISION MODULE (LEFT REAR OF ENGINE COMPT) BRN WIRE CAN BUS (+) 2 CARGO LAMP CENTER HIGH MOUNTED CENTER HIGH MOUNTED STOP CIRCUIT BOARD COMPUTER DATA LINES SYSTEM CTRL RT TTOW RLY DK GRN WIRE ELEC BRK FD ENGINE COMPT) FUSE FUSE HOT AT ALL TIMES HOT W/ PARK LAMP RELAY ENERGIZED HOT W/ RUN/ START RELAY ENERGIZED IGN RS ITBM BRAKE PROVISION MODULE LT GRN/RED WIRE LT TTOW RLY CTRL PNK/LT GRN WIRE RED/VIO WIRE STOP LAMP (AFTERMARKET) STOP LAMP SWITCH (ON BRAKE PEDAL SUPPORT) STOP LP SIG STP LMP SIG TOTALLY INTEGRATED POWER MODULE (LEFT FRONT OF TRAILER TOW MODULE WHT WIRE WHT/DK GRN WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/ORG WIRE WHT/RED WIRE WHT/VIO WIRE WIRELESS IGNITION NODE YEL/RED WIRE

A/C ULK/ STP CLTCH RUN/ LVL SNSR LMP COIL STRT RS SIG RTN SIG ACTV SNSE SIG 2 AUTO SHUTDOWN RELAY BRK ACTV SNSE SIG BRN WIRE BRN/BLK WIRE BRN/DK GRN WIRE BRN/GRY WIRE BRN/LT BLU WIRE BRN/WHT WIRE BRN/YEL WIRE BUS BAR CAT OUT TEMP CIRCUIT BOARD COMPUTER DATA LINES SYSTEM CTRL COM SNSR RTN CTRL RUN/STRT IGN DK BLU/BRN WIRE DK BLU/DK GRN WIRE DK BLU/ORG WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/BRN WIRE DK GRN/DK BLU WIRE DK GRN/LT BLU WIRE DK GRN/ORG WIRE DK GRN/RED WIRE DK GRN/TAN WIRE DK GRN/VIO WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE FUEL FUEL SNDR LVL IGN FUEL PMP RLY FD ASD TO CTRL SEC FD 4 RLY FUSE FUEL PUMP RELAY FUSE HOT AT ALL TIMES HOT AT ALL TIMES TOTALLY INTEGRATED POWER MODULE (LEFT FRONT OF ENGINE COMPT) HOT W/ RUN/START RELAY ENERGIZED IGN IGN ULK/RUN/STRT INPUT SPD SIG INPUT SPEED SENSOR (LEFT SIDE OF TRANSMISSION) LT BLU/DK GRN WIRE LT BLU/ORG WIRE LT GRN PNK/ WIRE LT GRN/TAN WIRE OUT SPD SIG OUTPUT SPEED SENSOR (LEFT REAR OF TRANSMISSION) OVRDRV PRESS SW PED POS 2 SNSR SIG PNK/GRY WIRE PNK/LT GRN WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) PRE TURBINE SIG PRESS SW UD FD PRESS TRANS SIG RED/ORG WIRE RLY 1 CTRL SIG RNG TEMP SNSR SIG SOOT DELTA PRESS SPD CTRL SW FD SPD SNSE RTN SW SPD CTRL RTN TRANS RNG/NEUT SIG TRANSMISSION CONTROL RELAY VIO WIRE VIO/BRN WIRE WHT WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/ORG WIRE YEL/BRN WIRE YEL/DK BLU WIRE YEL/DK GRN WIRE YEL/GRY WIRE YEL/LT BLU WIRE YEL/LT GRN WIRE YEL/ORG WIRE YEL/PNK WIRE YEL/TAN WIRE YEL/WHT WIRE