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Jeep Grand Cherokee (2008) – fuse box diagram

avatar Jonathan Yarden Feb 11, 2021 · 5 min. read

In this article you will find a description of fuses and relays Jeep, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2008

Interior Fuses

The fuse panel is on the lower instrument panel just to the left of the steering column.

Cavity Cartridge fuse Mini fuse Description
1 30 Audio Amp (B+)
2 15 Sunroof (B+)
3 10 Htd Mirror (EBL)
4 20 Rr Pwr Out (B+)
5 10 Rr HVAC (R/O) (Commander Only)
6 Spare (B+)
7 20 Door Locks (B+)
8 15 Steer Col Lock (B+) (ELV)
9 20 Pwr Outlet (B+)
10 10 Final Drive Control Module (FDCM), Heater Ventilation, Air Conditioning (HVAC), Switch Bank, Transfer Case Switch, O/H, Heater Ventilation, Air Conditioning (HVAC) Relay, Rear Park Assist
11 Spare (B+)
12 10 Door Mods, Mem. Sw, O/H Lamps, IP Courtesy Lamps, Glove Box Lamp (B+)
13 10 Autowipe (R/A)
14 20 Cigar Ltr (R/A)
15 10 Tire Pressure Transducers (R/O)
16 10 Steering Control Module (SCM), Diag. Connector, Cluster (B+)
17 15 Flipper Glass (B+)
19 Spare (R/S)
20 10 Sentry Key Remote Entry Module (SKREEM), Cluster (R/S)
21 Spare (Acc Delay)
22 15 Rear Wiper (B+)
24 10 Power Distribution Center (PDC) Relays, Final Drive Control Module (FDCM), Front Control Module (FCM) (R/S), A580 (R/S)
25 10 Shifter Assy (BTSI), Trans. Case Switch, ESP/ABS, Brake Supp Rly Coil (R/S)

Underhood Fuses (Power Distribution Center)

The power distribution center located in the engine compartment near the battery.

Cavity Cartridge fuse Mini fuse Description
1 50 PTC Heater 1 (Diesel Only)
2 40 HID Headlamps
3 50 PTC Heater 2 (Diesel Only
4 30 Power Outlets
5 50 PTC Heater 3 (Diesel Only)
6 30 Cig Lighter, Trail Tow Batt
7 40 Power Liftgate (Commander Only)
8 40 Starter, JB Power
9 — Spare
10 — Spare
11 40 HVAC Blower
12 30 Rear Wiper, Ign R/O
13 40 Rear Window Defroster (EBL)/Heated Mirror
14 30 Rear HVAC (If Equipped)
15 — Spare
16 50 ASD
17 30 ABS Pump
18 40 Accessory Delay, Seats
19 40 JB Power
20 — Spare
21 20 Fuel Pump
22 20 TCM, A/C Clutch
23 25 Power Inverter
24 20 Rear Heated Seats
25 20 Final Drive Control Module (FDCM)
26 15 Brake Lamps
27 20 HD Washer (If Equipped)
28 30 ABS Valves
29 20 PCM Batt (Gasoline Only)
30 — Spare
31 — Spare
32 15 Powertrain Control Module (Diesel Only)
33 20 Final Drive Control Module (FDCM) E-Dif
34 — Spare
35 20 Trail-Tow Mod (BUX Only)
36 — Spare
37 20 Ignition Switch
38 20 HID Left
39 20 HID Right
40 25 Next Generation Controller (NGC), Injectors
41 — Spare
42 — Spare
43 25 Coils, Actuators
44 — Spare

Underhood Fuses (Integrated Power Module)

Cavity Cartridge fuse Mini fuse Description
8 10 Lt Park Lamps
9 10 Trailer-Tow Park Lamps
10 10 Rt Park Lamps
12 20 Front Control Module (FCM) Batt #4
13 20 Front Control Module (FCM) Batt #2
14 20 Adjustable Pedal
15 20 Ft Fog Lamps
16 20 Horn
17 20 Rear Wiper
18 20 Front Control Module (FCM) Batt #1
19 20 Lt Trailer-Tow Stop/Turn
20 20 Front Control Module (FCM) Batt #3
21 20 Rt Trailer-Tow Stop/Turn
22 30 Final Drive Control Module (FDCM) MOD
23 50 Radiator Fan
27 15 Ignition Off Draw (IOD) #1
28 20 Ignition Off Draw (IOD) #2
29 10 Occupant Restraint Controller (ORC) R/S
30 10 Occupant Restraint Controller (ORC) R/O

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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