Dodge Ram 2500 2021 Fuse Box Info
Fuse box location:
Fuse Box Diagram | Layout
Engine compartment fuse box:
Fuse/Relay N° | Rating | Functions |
1 | - | Spare |
2 | 60A | ABS Pump Motor (HD Only) |
3 | 60A | Rad Fan – If Equipped |
4 | 50A | 400W Inverter – If Equipped |
5 | 40A | Compressor for Air Suspension – If Equipped |
6 | 40A | Steering Torque Overlay Module (STOM) |
7 | 40A | Starter Solenoid |
8 | 20A | NOX Sensor – If Equipped |
9 | 30A | Diesel Fuel Heater – If Equipped |
9 | 30A | Gas / Brake Vacuum Pump – If Equipped |
10 | 40A | CBC #2 / Ext Lights |
11 | 40A | Brake System Module (ECU and Valves) |
12 | 40A | CBC #3 / Pwr Locks |
13 | 40A | Blower Motor |
14 | 40A | CBC #4 / Ext Lights |
15 | 30A | Power Side Steps – If Equipped |
16 | 30A | Smart-Bar Module – If Equipped |
17 | 30A | Winch Control Module – If Equipped |
19 | 30A | Diesel SCR Feed – If Equipped |
20 | 30A | Passenger Door Module |
21 | 30A | Drive Train Control Module |
22 | 20A | Gas / ECM – If Equipped |
22 | 20A | Diesel PCM – If Equipped |
23 | 30A | CBC #1 / Int Light |
24 | 30A | Driver Door Module |
25 | 30A | Front Wiper |
26 | - | Spare |
27 | - | Spare |
28 | 20A | Trailer Tow Backup Lights – If Equipped |
29 | 20A | Trailer Tow Parking Lights – If Equipped |
30 | 30A | Trailer Tow Receptacle / Trailer Tow (Separate E-Brake) / Trailer Tow |
31 | - | Spare |
32 | - | Spare |
33 | 20A | Trans Control Module – If Equipped |
34 | 30A | Vehicle System Interface Module #2 – If Equipped |
35 | 30A | Sunroof – If Equipped |
36 | 30A | Electric Back Light – If Equipped |
37 | 30A | Diesel Frame / Fuel Heater #2 – If Equipped |
38 | 30A | Integrated Trailer Brake Module – If Equipped |
39 | - | Spare |
40 | 10A | Ventilated Seats – If Equipped |
41 | 10A | Active Grille Shutter / Active Air Dam – If Equipped |
42 | 20A | Horn |
43 | 15A | Heated Steering Wheel – If Equipped |
44 | 10A | Diagnostic Port |
46 | 10A | Upfitters Relay Coil – If Equipped |
47 | - | Spare |
48 | - | Spare |
49 | 10A | IP Cluster / CSG |
50 | 20A | Air Suspension Control Module – If Equipped |
51 | 10A | Ignition Node Module / Keyless Ignition Node Module, Radio Frequency Hub Module / Electric Steering Column Lock - If Equipped |
52 | 5A | Battery Sensor |
53 | 20A | Trailer Tow – Left Turn/Stop Lights - If Equipped |
54 | 20A | Non Memory Adjustable Pedals - If Equipped |
55 | - | Spare |
56 | 10A | Fuel Vapor Blocker Valve - If Equipped |
57 | 20A | TCM / PCM / Solenoid Trans Pressure SW (RFE Trans Only) – If Equipped |
58 | 10A | Bed Lighting (LED) – If Equipped |
60 | - | Spare |
61 | 10A | NH3 Sensor / PM Sensor – If Equipped |
62 | 10A | Air Conditioning Clutch |
63 | 20A | Ignition Coils / CAPS |
64 | 25A | Fuel Injectors / Powertrain Control Module / SRV – If Equipped |
65 | 10A | MOD Inverter (Wake Up) / Power Port / USB IP / WCPM – If Equipped |
66 | 10A | Sunroof / USB Rear – If Equipped |
67 | 10A | UCI Port / USB Front |
68 | 10A | AEB RACAM HTR – If Equipped |
69 | 15A | SCR Module 12 Volt – If Equipped |
70 | 30A | Fuel Pump Motor / K09 RLY Coil Feed – If Equipped |
71 | 25A | Amplifier / Active Noise Cancelation – If Equipped |
72 | - | Spare |
73 | 20A | Fuel Transfer Pump – If Equipped |
74 | 10A | Backup Alarm – If Equipped |
75 | 10A | ATMM / Coil-SCR Module RLY – If Equipped |
76 | 10A | Electronic Stability Control - If Equipped |
77 | 10A | Drivetrain Control Module / Front Axle Disconnect Module / TCM/ STOM |
78 | 15A | Engine Control Module / Powertrain Control Module / Electric Power Steering (DS 1500 Only) |
78 | 15A | Engine Control Module / Powertrain Control Module / AEB RACM MOD / Feed To AUX PDC Relay Coils/ HRLS |
79 | 15A | ID / Clearance Lights |
80 | 10A | Overhead Console / Assist / 911 – If Equipped |
81 | 20A | Trailer Tow Right Turn / Stop Lights - If Equipped |
82 | 10A | Steering Column Control Module / Cruise Control |
83 | - | Spare |
84 | 15A | ASBM / HVAC / ICS / Rear Heated Seat Switches |
85 | 10A | Airbag Module |
86 | 10A | Airbag Module |
87 | 10A | Air Suspension / ITBM / Steering Column Control Module / MOD Gateway CAN-C Trailer TPM |
88 | 15A | Instrument Panel Cluster |
90/91 | 20A |
Power Outlet / Batt Power Outlet / Acc |
92 | - | Spare |
93 | - | Spare |
94 | 10A | Shift-By-Wire / Transfer Case Switch / Module TPM Trailer / Module Gateway Can-C Trailer TPM |
95 | 10A | Rearview Camera / Park Assist / CHMSL Camera / Blind Spot Sensor / Surround View Camera |
96 | 10A | Trailer Camera – If Equipped |
97 | 20A | Front Heated Seat Passenger – If Equipped |
98 | 20A | Front Heated Seat Driver – If Equipped |
99 | 10A | HVAC / In-Car Temperature Sensor / CSG MOD |
100 | 10A | Upfitters Box Feed – If Equipped |
101 | 20A | Rear Heated Seat Right - If Equipped |
102 | 20A | Rear Heated Seat Left / Run RLY #3 Coil - If Equipped |
103 | 10A | HeadLamp AFLS - If Equipped |
104 | 20A | UCI Port / USB Rear |