Ram·1500 Classic·2020 Ram 1500 Classic·Wiring
Wiring diagram

2020 Ram 1500 Classic — power distribution

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Power distribution

30 30A 40A 40A 30A 40A 80A 40A 30 60A 225A 120A 20A 10A 5A 10A 25A 10A C 30A 30A 20A 30A POWER DISTRIBUTION CENTER ASSEMBLY RADIATOR FAN HIGH RELAY RADIATOR FAN LOW RELAY GENERATOR EPS MODULE TRAILER TOW MODULE RADIATOR FAN ANTI-LOCK BRAKES MODULE BODY CONTROL MODULE STARTER FLEET TELEMATICS MODULE RADIO DRIVER DOOR MODULE COMPASS MODULE RADIO AMPLIFIER CLUSTER SECURITY GATEWAY MODULE INTELLIGENT BATTERY SENSOR DRIVETRAIN CONTROL MODULE ANTI-LOCK BRAKES MODULE POWERTRAIN CONTROL MODULE EXTERNAL DISC MODULE MEDIA PORT C2 5 3 I393A 5 5 I310 2 2 1 3 22 C7 C5 21 C6 C2 1 1 C3 C6 25 I315 3 C2 1 3 4 1 C3 1 3 C1 C2 C1 C2 1 1 16 I200 7 I310 28 C7 11 C5 19 25 32 C5 2 I315 40 I310 1 I350A 44 C1 C5 3 C3 5 26 C3 2 1 I370 1 C1 12 1 1 10 2 C1 1 4 5 C3 32 96 C1 C C2 I230 I600 I310 20 I200 17 RED RED RED RED RED RED RED BLK BLK RED TAN/RED RED RED RED RED RED RED RED RED RED RED RED RED RED TAN/RED RED RED RED (OR RED/GRY) RED RED RED RED RED RED RED RED RED RED RED RED RED YEL/RED RED RED RED/DK GRN RED RED RED RED RED RED RED YEL/RED RED RED RED/DK GRN RED FUSE 3 BATTERY FUSE TERMINAL FUSE 1 FUSE 14 FUSE 10 FUSE 12 FUSE 23 FUSE 6 FUSE 11 FUSE 2 FUSE 1 RADIO FUSE BATTERY FUSE 24 FUSE 71 FUSE 67 FUSE 22 FUSE 80 FUSE 49 FUSE 52 FUSE 21 FUSE 26 (LEFT FRONT OF ENGINE COMPT) (EXCEPT FLOOR CONSOLE: UNDER DRIVER SEAT) (FLOOR CONSOLE: IN CONSOLE HARNESS) (5.7L) (5.7L) (3.6L) W/ EXTERNAL DISC PREMIUM (EXCEPT U-HAUL) (EXCEPT U-HAUL) (IF EQUIPPED) SA933 (FLOOR CONSOLE) S6A (EXCEPT FLOOR CONSOLE) S02A SA937 TO FUSE 82 (DIAGRAM 2 OF 6)
87A 86 30 87 85 85 30 87 86 20A 20A B (+) FUSED GND 25A 10A 10A C 10A 15A 85 30 10A D A 85 10A 25A POWER DISTRIBUTION CENTER ASSEMBLY RIGHT TRAILER TOW RELAY STEERING CONTROL MODULE ELECTRONIC SHIFT MODULE TRANSMISSION CONTROL MODULE TRANSFER CASE SWITCH A/C HEATER MODULE UPPER BANK SWITCH INTEGRATED CENTER STACK SWITCH BANK MODULE BLOWER MOTOR RELAY OCCUPANT RESTRAINT CONTROLLER MODULE BODY CONTROL MODULE LEFT REAR HEATED SEAT SWITCH RIGHT REAR HEATED SEAT SWITCH HEATED SEATS MODULE PARK ASSIST MODULE REAR VIDEO CAMERA 19 4 I310 13 3 1 7 C3 C6 26 13 C7 3 I220 15 17 12 7 I400A I410A 6 I550 F I551A 3 1 C1 1 1 C3 C4 2 6 11 I315 10 23 9 1 4 1 8 1 C3 2 C1 C7 36 32 19 15 C6 8 I310 39 12 C7 C1 5 20 C1 36 C5 RED YEL/ RED/GRN RED YEL/ RED/GRN BLK/GRY BRN/RED PNK/YEL PNK/YEL PNK/YEL PNK/YEL PNK/YEL PNK/ YEL RED PNK/YEL PNK/YEL PNK/YEL PNK/YEL PNK/YEL PNK/YEL PNK/ YEL BRN/RED BRN/RED RED RED RED RED RED RED RED RED RED BRN/RED PNK/YEL PNK/YEL PNK/YEL BRN/ORG PNK/YEL PNK/YEL BRN/ORG PNK/YEL PNK/YEL FUSE 57 FUSE 84 FUSE 94 FUSE 104 FUSE 82 INSTRUMENT PANEL POWER OUTLET RUN 2 RELAY RUN 1 RELAY FUSE 95 FUSE 98 FUSE 97 FUSE 96 FUSE 85 (LEFT FRONT OF ENGINE COMPT) (LEFT END OF DASH, IN INSTRUMENT PANEL HARNESS) (LEFT CENTER OF DASH, IN INSTRUMENT PANEL HARNESS) (CENTER OF DASH, IN INSTRUMENT PANEL HARNESS) (LEFT END OF DASH) (LEFT REAR OF ENGINE COMPT, IN BODY HARNESS) (IN DRIVER SEAT CUSHION HARNESS) (UNDER DRIVER'S SEAT, IN CONSOLE HARNESS) W/ PARK ASSIST W/ REAR HEATED SEATS S4A S2103A G910A FROM FUSE 21 (DIAGRAM 1 OF 6) TO FUSE 55 (DIAGRAM 3 OF 6) TO RUN/ ACCESSORY 1 RELAY (DIAGRAM 3 OF 6)
2 1 5 4 3 2 1 3 4 20A FUSED IGN GND FUSED IGN SW O/P GND (RUN-ACC) SW O/P (RUN-ACC) 20A 10A 86 85 87 30 85 86 30 87 E N/A 30 30A N/A D 25A 85 30 H 20A 20A FSD B+ GND A B N/A 10A POWER DISTRIBUTION CENTER ASSEMBLY A/C CLUTCH RELAY AUTO SHUT DOWN RELAY MEMORY SEAT MODULE DRIVER SEAT SWITCH DRIVER LUMBAR SEAT ADJUSTER SWITCH PASSENGER DOOR MODULE PASSENGER LUMBAR SEAT ADJUSTER SWITCH PASSENGER SEAT SWITCH LEFT SPOT LAMP RIGHT SPOT LAMP UPFITTER ACCESS INSIDE REAR VIEW MIRROR POWER SLIDING BACKLITE SWITCH PASSENGER WINDOW/DOOR LOCK SWITCH DRIVER WINDOW/DOOR LOCK SWITCH SUNROOF MODULE BODY CONTROL MODULE RAIN LIGHT SENSOR MODULE I9001A 9 C7 1 3 13 1 3 I410A I310 43 22 I320 4 5 3 6 7 C5 26 I650 1 40 1 I400A C3 C1 5 8 6 1 6 2 C6 14 I420A 38 C5 9 I310 1 1 1 C7 5 10 I410A 24 6 C7 25 C6 1 3 9 C5 6 1 12 C1 19 9 C5 I310 2 I340 2 I440 23 2 I3853A 7 5 2 1 I440 2 1 I610 3 4 2 I650 BLU/PNK BLU/PNK BLU/PNK BLU/PNK BLK BLK BLK BLK BLK PNK/YEL BLU/PNK PNK/ YEL PNK/ YEL PNK PNK RED RED RED RED RED RED RED RED RED RED RED RED RED RED RED RED PNK/YEL PNK/YEL PNK/YEL GRN/GRY GRN/BLU BLU/PNK BLK BLK BLK PNK/YEL GRN/GRY GRN/BLU BLK YEL PNK/ PNK/YEL PNK/YEL PNK/YEL PNK/YEL PNK/YEL WHT PNK/YEL PNK/YEL PNK/YEL PNK/YEL PNK/YEL WHT PNK/YEL PNK/YEL DRIVER POWER SEAT CIRCUIT BREAKER 2 PASSENGER POWER SEAT CIRCUIT BREAKER 3 FUSE 55 FUSE 20 FUSE 93 CIGAR LIGHTER CIGAR LIGHTER RUN/ACCESSORY 1 RELAY RUN/ACCESSORY 2 RELAY POWER WINDOW CIRCUIT BREAKER 1 FUSE 66 FUSE 90 FUSE 39 FUSE 91 FUSE 92 REAR CONSOLE POWER OUTLET (LEFT FRONT OF ENGINE COMPT) (LEFT KICK PANEL, IN BODY HARNESS) (IN DRIVER SEAT CUSHION HARNESS) (IN PASSENGER SEAT CUSHION HARNESS) (LEFT END OF DASH) (LEFT SIDE OF DASH, IN INSTRUMENT PANEL HARNESS) (UNDER CENTER CONSOLE) (LOWER LEFT REAR OF ENGINE COMPT, IN BODY HARNESS) (LEFT KICK PANEL, IN BODY HARNESS) (LEFT SIDE OF ENGINE COMPT) (RIGHT FRONT OF ROOF, IN INTERIOR MIRROR HARNESS) (UNDER CENTER CONSOLE) BASE PREMIUM EXCEPT CENTER CONSOLE CENTER CONSOLE EXCEPT REAR CONSOLE REAR CONSOLE 6 POSITION 2 POSITION 1 6 5 PREMIUM PREMIUM W/ RAIN SENSOR S2102A S2202A S2A S2A G910A G909A G904A G909A FROM RUN 1 RELAY (DIAGRAM 2 OF 6) TO FUSE 25 (DIAGRAM 4 OF 6) FROM RUN 1 RELAY (DIAGRAM 2 OF 6) FROM AUXILIARY 4 RELAY (DIAGRAM 6 OF 6) FROM RUN/ START RELAY (DIAGRAM 5 OF 6)
IND DRVR 30 E 85 30 30 30 85 30 30 87 30A 30 F 10A 30A 30A 30A 30 85 30 40A 30 10A 30A 10A GND 110V AC LINE 1 FUSED B (+) 110V AC LINE 3 110V AC LINE 1 INVERTER SW SIG 110V AC LINE 2 110V AC LINE 2 110V AC LINE 3 GND K LINE IGN SW SIG FUSED B (+) POWER DISTRIBUTION CENTER ASSEMBLY REAR WINDOW DEFOGGER RELAY ADJUSTABLE PEDALS RELAY VACUUM PUMP RELAY TRAILER TOW BACKUP LAMP RELAY AIR SUSPENSION RELAY HORN RELAY WIPER ON/OFF RELAY BLOWER MOTOR RELAY STARTER SOLENOID 2 RELAY LEFT TRAILER TOW RELAY TRAILER TOW PARK LAMP RELAY DATA LINK CONNECTOR 7-WAY TRAILER TOW WIRING GRILLE SHUTTER ACTUATOR BODY CONTROL MODULE RADIO FREQUENCY HUB MODULE CLUSTER SECURITY GATEWAY MODULE REAR DOME LAMP VEHICLE SYSTEM INTERFACE MODULE SUNROOF MODULE 1 23 C2 5 8 6 7 5 3 1 2 4 6 5 3 4 C6 38 11 16 17 15 19 17 C1 9 3 14 I450 I420A 4 I320 3 I310 30 1 I325 2 1 35 C6 8 I320 3 1 1 C1 C1 I3853A 38 C7 11 I220 30 C5 E 27 22 16 I315 22 32 35 I310 2 1 3 4 6 5 8 9 10 10 20 I310 (OR RED) RED RED (OR VIO/RED) GRN/WHT RED RED BLK/WHT GRN GRN/BLU GRN/ORG RED/GRN GRN BLK RED/GRN GRN GRN/BLU RED/GRN GRN/ORG RED/DK GRN RED RED VIO/RED RED GRN/ORG GRN GRN/BLU RED RED/DK GRN GRN/ORG GRN/BLU GRN/BLU GRN/BLU RED/DK GRN RED GRN/BLU VIO/RED RED RED RED RED RED RED RED VIO/BRN WHT/GRN RED RED VIO/BRN BLK WHT/GRN RED BLK VIO/BRN WHT/GRN RED FUSE 7 FUSE 25 FUSE 38 FUSE 34 FUSE 35 FUSE 41 FUSE 30 FUSE 44 FUSE 51 INVERTER MODULE AC POWER OUTLET KEYLESS IGNITION NODE MODULE (LEFT FRONT OF ENGINE COMPT) (UNDER CENTER CONSOLE) (LEFT SIDE OF ENGINE COMPT, IN BODY HARNESS) (LEFT KICK PANEL, IN BODY HARNESS) (UNDER PASSENGER'S SEAT) (LEFT END OF DASH, IN INSTRUMENT PANEL HARNESS) (LEFT SIDE OF DASH) (NEAR IGNITION KEY SWITCH) (NOT USED) EXCEPT POLICE POLICE (W/ U-HAUL) (W/ U-HAUL) S2201A SA130A SPA991 SA937 G909A G911A P806 Z909 P805 P801 P802 A401 G20 Z911 D122 A910 FROM DRIVER POWER SEAT CIRCUIT BREAKER 2 (DIAGRAM 3 OF 6) TO RUN/START RELAY (DIAGRAM 5 OF 6)
85 30 87 86 F J 85 30 10A 10A B 10A 85 G 10A 10A 10A 10A 10A 86 86 85 POWER DISTRIBUTION CENTER ASSEMBLY FUEL PUMP RELAY OCCUPANT RESTRAINT CONTROLLER MODULE TRAILER TOW MODULE STEERING CONTROL MODULE BODY CONTROL MODULE POWERTRAIN CONTROL MODULE EPS MODULE RADIATOR FAN LOW RELAY RADIATOR FAN HIGH RELAY VACUUM PUMP RELAY A/C CLUTCH RELAY A/C HEATER MODULE DRIVETRAIN CONTROL MODULE FRONT AXLE DISCONNECT MODULE THREE WAY COOLANT VALVE CLUSTER ANTI-LOCK BRAKES MODULE SECURITY GATEWAY MODULE IN-CAR TEMPERATURE SENSOR HUMIDITY SENSOR C6 9 13 10 1 23 36 10 5 10 18 I310 C3 28 I280 23 C1 C1 1 2 C6 36 7 31 I310 2 C3 32 34 16 I230 I230 17 1 I340 3 C1 7 2 20 8 I260 8 1 C1 4 3 10 I260 3 30 C3 C3 C1 C1 PNK/GRN PNK/GRN PNK/GRN PNK/GRN BRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN BRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN PNK/GRN RUN/START RELAY FUSE 86 FUSE 87 FUSE 78 FUSE 75 FUSE 88 FUSE 77 FUSE 99 FUSE 76 (LEFT FRONT OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT, IN ENGINE HARNESS) (LEFT REAR OF ENGINE COMPT, IN BODY HARNESS) (LEFT CENTER OF DASH, IN INSTRUMENT PANEL HARNESS) (RIGHT END OF DASH, IN RIGHT DASH HARNESS) (5.7L) (5.7L) (3.6L) TO FUSE 31 (DIAGRAM 6 OF 6) FROM FUSE 38 (DIAGRAM 4 OF 6) TO RUN/ ACCESSORY 1 RELAY (DIAGRAM 3 OF 6) TO AUXILIARY 3 RELAY (DIAGRAM 6 OF 6)
85 87 86 30 85 87 86 30 85 86 30 87 85 30 87 86 H 40A G 30A 40A 50A J 20A 20A 20A POWER DISTRIBUTION CENTER ASSEMBLY UPPER BANK SWITCH I9001A I9001A I23A I9001A I23A I23A I9001A 7 24 25 20 18 12 C3 31 28 I200 I320 15 1 C7 42 25 I200 22 8 C7 34 4 3 10 23 I320 4 40 20 41 3 6 5 2 I320 13 26 17 12 20 11 19 18 17 15 16 14 C5 35 16 42 14 8 I310 8 7 1 10 11 2 3 12 25 24 23 22 26 PNK/ORG PNK/TAN PNK/DK GRN PNK/VIO PNK/DK BLU PNK/BRN TAN/YEL TAN/YEL TAN/YEL PNK/BLU TAN PNK/DK GRN TAN/BLK PNK/RED TAN PNK/BLU PNK/DK GRN PNK/RED TAN/BLK RED/WHT RED/GRN RED/WHT PNK/BRN PNK/ORG RED/GRN PNK/VIO PNK/TAN PNK/DK BLU PNK/DK GRN RED/YEL RED/YEL GRN GRN/WHT PNK/WHT GRN PNK/WHT GRN/WHT BRN/WHT BRN/GRY BRN/ORG BRN/VIO TAN/BRN BRN/WHT BRN/GRY BRN/VIO BRN/ORG TAN/BRN AUXILIARY 2 RELAY AUXILIARY 1 RELAY AUXILIARY 4 RELAY AUXILIARY 3 RELAY FUSE 37 FUSE 8 FUSE 5 FUSE 9 FUSE 33 FUSE 31 FUSE 32 (LEFT FRONT OF ENGINE COMPT) UPFITTER ACCESS (BLUNT CUT) UPFITTER ACCESS TO RUN/ACCESSORY 1 RELAY (DIAGRAM 3 OF 6) FROM FUSE 77 (DIAGRAM 5 OF 6) FROM RUN/START RELAY (DIAGRAM 5 OF 6)