Jeep Grand Cherokee Laredo 2008 - 2008 ELECTRICAL Fuses & Circuit Breakers - Grand Cherokee
Jeep Grand Cherokee Laredo 2008 - IDENTIFICATION
CAUTION: When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle.
Jeep Grand Cherokee Laredo 2008 - JUNCTION BLOCK
NOTE: Junction block is located under driver's side of instrument panel, to left of steering column. See Fig. 1.
Fig. 1: Jeep Grand Cherokee Laredo 2008 - Component Locations - Locating Junction Block
Jeep Grand Cherokee Laredo 2008 Junction Block Components
Cavity Fuse Description 1 30 Amp Audio Amp 2 15 Amp Sunroof 3 10 Amp Htd Mirror 4 20 Amp Rr Pwr Out 5 10 Amp Rr HVAC 6 - - 7 20 Amp Door Locks 8 15 Amp Steer Col Lock 9 20 Amp Pwr Outlet 10 10 Amp 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 - - 12 10 Amp Door Mods, Mem. Sw, O/H Lamps, IP Courtesy Lamp, Glove Box Lamp 13 10 Amp Autowipe 14 20 Amp Cigar Ltr 15 10 Amp Tire Press Mon 16 10 Amp Steering Control Module (SCM), Diag. Connector, Cluster 17 15 Amp Flipper Glass 19 - - 20 10 Amp Sentry Key Remote Entry Module (SKREEM), Cluster 21 - - 22 15 Amp Rear Wiper 24 10 Amp Power Distribution Center (PDC) Relays, Final Drive Control Module (FDCM), Front Control Module (FCM), A580 25 10 Amp Shifter Assy (BTSI), Trans Case Switch, ESP/ABS, Brake Supp Rly Coil CB1 20 Amp Cycle - Wipers CB2 20 Amp Non - Cycle Seats CB3 20 Amp Non - Cycle Window
Jeep Grand Cherokee Laredo 2008 - INTEGRATED POWER MODULE
NOTE: Integrated power module is located on left side of engine compartment, next to power distribution center. See Fig. 4.
Jeep Grand Cherokee Laredo 2008 Integrated Power Module Components
Cavity Fuse Description 1 Micro Relay Wiper On/Off Rly 2 Micro Relay Wiper Hi/Lo Rly 3 Micro Relay Horn Rly 4 Micro Relay Rear Fog Rly (BUX Only) 5 Micro Relay Lt Trailer-Tow Stop/Turn Rly 6 Micro Relay Rt Trailer-Tow Stop/Turn Rly 7 Micro Relay Park Lamps Rly 8 10 Amp Lt Park Lamps 9 10 Amp Trailer-Tow Park Lamps 10 10 Amp Rt Park Lamps 11 Mini Relay Rad Fan Hi Rly 12 20 Amp Front Control Module (FCM) Batt #4 13 20 Amp Front Control Module (FCM) Batt #2 14 20 Amp Adjustable Pedal 15 20 Amp Ft Fog Lamps 16 20 Amp Horn 17 20 Amp Rear Wiper 18 20 Amp Front Control Module (FCM) Batt #1 19 20 Amp Lt Trailer-Tow Stop/Turn 20 20 Amp Front Control Module (FCM) Batt #3 21 20 Amp Rt Trailer-Tow Stop/Turn 22 30 Amp Final Drive Control Module (FDCM) Mod 23 50 Amp Radiator Fan 24 Mini Relay Rad Fan Lo Rly 25 Micro Relay Ft Fog Lamps Rly 26 Micro Relay Adjustable Pedal Rly 27 15 Amp Ignition Off Draw (IOD) #1 28 20 Amp Ignition Off Draw (IOD) #2 29 10 Amp Occupant Restraint Controller (ORC) (Ign R/S) 30 10 Amp Occupant Restraint Controller (ORC) (Ign R/O)
Jeep Grand Cherokee Laredo 2008 - POWER DISTRIBUTION CENTER
NOTE: Power distribution center is located on left side of engine compartment. See Fig. 4.
Fig. 4: Jeep Grand Cherokee Laredo 2008 - Component Locations - Locating Power Distribution Center
Jeep Grand Cherokee Laredo 2008 Power Distribution Center Components
Cavity Fuse Description 1 50 Amp PTC Heater 1 (Diesel Only) 2 40 Amp HID Headlamps 3 50 Amp PTC Heater 2 (Diesel Only) 4 30 Amp Power Outlets 5 50 Amp PTC Heater 3 (Diesel Only) 6 30 Amp Cig Lighter, Trail Tow Batt 7 40 Amp - 8 40 Amp Starter, JB Power 9 - - 10 - - 11 40 Amp HVAC Blower 12 30 Amp Rear Wiper, Ign R/O 13 40 Amp Rear Window Defroster (EBL)/Heated Mirror 14 30 Amp Rear HVAC (If Equipped) 15 - - 16 50 Amp ASD 17 30 Amp ABS Pump 18 40 Amp Accessory Delay, Seats 19 40 Amp JB Power 20 - - 21 20 Amp Fuel Pump 22 20 Amp TCM, A/C Clutch 23 25 Amp Power Inverter 24 20 Amp Rear Heated Seats 25 20 Amp Final Drive Control Module (FDCM) 26 15 Amp Brake Lamps 27 20 Amp HD Washer (If Equipped) 28 30 Amp ABS Valves 29 20 Amp PCM Batt (Gasoline Only) 30 - - 31 - - 32 15 Amp Powertrain Control Module (Diesel Only) 33 20 Amp Final Drive Control Module (FDCM) E-Diff 34 - - 35 20 Amp Trail-Tow Mod (BUX Only) 36 - - 37 20 Amp Ignition Switch 38 20 Amp HID Left 39 20 Amp HID Right 40 25 Amp Next Generation Controller (NGC), Injectors 41 - - 42 - - 43 25 Amp Coils, Actuators 44 - -