Diagram of fuse and relay boxes – Dodge RAM 3500

Applies to vehicles new in years:

2013, 2014, 2015, 2016, 2017, 2018.

 

Diagram of the fuse box in the engine compartment

The Power Distribution Center is located in the engine compartment near the battery. This hub includes blade fuses, microfuses, relays and circuit breakers. A description of each fuse and component may be stamped on the inner cover, otherwise the bay number of each fuse is stamped on the inner cover as shown in the table below.

Number	Amperes [A]	Description
1	80	except 5.7L: Radiator fan control module
2	–	–
3	60	High radiator fan relay
4	–	–
5	40	Air suspension compressor
6	40	Anti-lock brake pump / Electronic Stability Control
7	40	Starter solenoid
8	20	Diesel fuel emissions
9	40	Cummins 6.7 l: fuel heater
	thirty	3.0L EcoDiesel: fuel heater
10	40	Body Control Module (BCM) (Exterior Lighting # 2)
	50	with Stop / Start function: Body Control Module (BCM) (Exterior Lighting No.2)
11	thirty	Integrated trailer brake module
12	40	Body Control Module (BCM) (Interior Lamps)
13	40	Blower motor
14	40	Body Control Module (BCM) (Power Locks)
15	thirty	Electric parking brake on the right
16	thirty	Smart belt
17	–	–
18	–	–
19	thirty	Cummins 6.7 l: Selective Catalytic Reduction (SCR)
	20	3.0L EcoDiesel (2016-2018): Selective Catalytic Reduction (SCR)
20	thirty	Passenger door module
21	thirty	Powertrain control module
22	20	except 3.0L EcoDiesel: Powertrain Control Module (PCM)
	thirty	Cummins 6.7L (2016-2018): Powertrain control module (PCM)
23	thirty	Body Control Module (BCM)
24	thirty	Driver’s door module
25	thirty	Front wiper (low speed / high speed)
26	thirty	Anti-lock braking system / Stability control module (valves)
27	–	–
28	20	Towing a trailer (reversing lamps)
29	20	Towing a trailer (parking lamps)
30	thirty	Trailer tow socket
31	thirty	3.0L EcoDiesel: Heater Control Module
	20	3.0L EcoDiesel: Heater Control Module
32	thirty	Powertrain control module
33	20	Cummins 6.7L: Transmission Control Module, Fuel Heater # 1, Rear Blower
	20	Rear blower
34	thirty	Vehicle system interface module # 2
35	thirty	Sunroof
36	thirty	Rear window defroster
37	thirty	Cummins 6.7L: Fuel heater # 2
38	thirty	115V AC inverter
39	thirty	2014-2015: Vehicle system interface module No.1
	20	Special Services (2016-2018): Power Socket
40	–	–
41	10	The active shutter of the grill
42	20	Horn
43	10	Snow plow (left)
44	10	Diagnostic connector
45	–	–
46	10	Tire pressure module, upfitter
47	10	Snow plow (right)
48	–	–
49	10	Dashboard cluster
50	20	Air suspension control module
51	10	Keyless ignition node module, radio frequency concentrator module
52	5	Intelligent battery sensor
53	20	Trailer Towing – Left Turn / Stop Lamps
54	20	Adjustable pedals
55	20	Left / right place
56	15	Diesel fuel: additional diesel fuel content
57	20	Transmission control module (8-speed automatic transmission), Powertrain module relay (6-speed automatic transmission)
58	20	Gasoline (2014-2015): Engine cooling pump
	25	Cummins 6.7L (2014-2015): Engine cooling pump
59	10	2016-2018: Selective Catalytic Reduction (SCR) relay
60	15	Lamp under the hood
61	20	2014-2015: Power take-off
	10	Diesel (2016-2018): PM sensor
62	10	Air conditioning clutch
63	20	Gasoline: Ignition coils
	20	Cummins 6.7 l: urea heater
64	25	Fuel injectors, powertrain control module (PCM)
65	10	2014-2015: USB interface
66	10	Sunroof control module, passenger window switches, rain sensor
67	10	CD / DVD / Bluetooth hands-free module
68	–	–
69	15	Cummins 6.7 l: Selective Catalytic Reduction (SCR) module
70	thirty	Fuel pump motor
71	25	Sound amplifier
72	10	2014-2015: Voltage stabilizer modules
	10	2016-2018: Powertrain control module (PCM)
73	20	HD: Fuel Transfer Pump
74	20	Gasoline, 3.0L EcoDiesel: Brake vacuum pump
	10	Cummins 6.7 L (2014-2015): Vacuum brake pump
75	10	3.6L and 5.7L 8-speed A / T: Coolant temperature valve actuator
76	10	Anti-lock brake system / Electronic Stability Control
77	10	Powertrain control module, front axle disconnect module, transmission control module (3500HD)
78	10	Powertrain control module (PCM), electric power steering, intake air distribution valve (6.7L Cummins)
79	15	Marker lights
80	10	Universal garage door opener, compass module
81	20	Trailer tow turn / stop lamps to the right
82	10	Steering column control module, cruise control
83	–	–
84	15	Switch bank, instrument cluster
85	10	Airbag module
86	10	Airbag module
87	10	Air suspension control module, trailer towing module, steering column control module
88	15	Dashboard cluster
	10	Dashboard cluster
89	–	–
90	20	Power socket (rear seats), customer selectable
91
92	–	–
93	20	Lighter
94	10	SBW / Shifter, Transfer Case Module
95	10	Rear view camera, parking assist, license lamps
96	10	Rear seat heating switch
97	25	Rear heated seats, heated steering wheel
98	25	Heated front seats
99	10	Air conditioning heating module, car temperature sensor, humidity sensor
100	10	Upfitters
101	15	Electrochromic mirror, intelligent high beam
102	–	–
103	–	–
104	20	Power sockets (instrument panel / center console)
Circuit breaker
CB1	25	Power Window, Power Door Lock, Backlight Power Sliding Switch
CB2	25	Driver seat, memory seat module
CB3	25	Passenger seat
Relay
R1	Radiator fan (low speed)
R2	Radiator fan (high speed)
R3	Pneumatic suspension
R4	Selective Catalytic Reduction (SCR)
R5	Auto Shutdown (Powertrain Control Module)
R6	Ignition (Launch / Accessory # 1)
R7	Starter
R8	Ignition (Run / Start)
R9	Fuel heater (No.1)
	Air pump (No.2)
R10	EBL
R11	–
R12	Ignition (Run / Only No.2)
R13	Frame heater
R14	Ignition (Launch / Accessory # 2)
R15	Ignition (Run / No.1 Only)
R16	Blower motor

Additional fuse box

Number	Amperes [A]	Description
1	thirty	Auxiliary Switch Bank Module (ASBM), HVAC, Integrated Central Stack (ICS)
2	20	Integrated Trailer Brake Module (ITBM)
3	10	Parktronics (PTS)
4	10	Body Control Module (BCM) Cluster – Exterior Lighting Sources
5	15	Reserve
6	10	Radio with built-in amplifier