Jeep Grand Cherokee (WJ; 1999-2005) fuses and relay

 

In this article, we consider the second-generation Jeep Grand Cherokee (WJ), produced from 1999 to 2005. Here you will find fuse box diagrams of Jeep Grand Cherokee 1999, 2000, 2001, 2002, 2003, 2004 and 2005, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Fuse Layout Jeep Grand Cherokee 1999-2005


Cigar lighter (power outlet) fuses in the Jeep Grand Cherokee are the fuses #9 and #26 in the Instrument panel fuse box.


Passenger Compartment Fuse Box

Fuse box location

It is located under the instrument panel on the driver’s side, behind a plastic cover near the OBD2 port.The location of the fuses in the passenger compartment: Jeep Grand Cherokee (1999-2005)

Fuse box diagram

Instrument panel fuse box diagram: Jeep Grand Cherokee (1999, 2000, 2001, 2002, 2003, 2004, 2005)

Assignment of the fuses and relay in the instrument panel

Amp rating Description
1 Spare
2 Spare
3 10 Left Headlamp (High Beam)
4 15 Combination Flasher
5 25 Radio, Amplifier
6 15 Park Lamp Relay (Park Lamp, Tail Lamp, License Lamp, Trailer Tow Connector, Headlamp Leveling Switch)
7 10 Body Control Module, Underhood Lamp, Sentry Key Immobilizer Module, Automatic Zone Control Module, Automatic Headlamp Light Sensor/VTSS LED, Remote Keyless Module
8 15 Rear Wiper Motor, Courtesy Lamp, Glove Box Lamp, Cargo Lamp, Overhead Map Lamp, Door Handle Lamp, Vehicle Information Center, Liftgate Flip-Up Push Button Switch, Security System Module, Visor/Vanity Lamp
9 20 Front Power Outlet, Rear Power Outlet, Power Connector
10 20 Adjustable Pedals
11 10 Automatic Zone Control Module (AZC), Manual Temperature Control (MTC)
12 10 Fuel Pump Relay, Automatic Shut Down Relay, Powertrain Control Module, Transmission Control Relay (4.7L)
13 Spare
14 10 Left Headlamp (Low Beam)
15 10 Right Headlamp (Low Beam)
16 10 Right Headlamp (High Beam)
17 10 Data Link Connector, Instrument Cluster
18 20 or 30 Trailer Tow Brake Lamp Relay, Electric Brake
19 10 ABS
20 10 Combination Flasher, Automatic Zone Control Module (AZC), Manual Temperature Control (MTC), Temperature Valve Actuator (MTC), Transmission Solenoid/TRS Assembly (4.7L), Park/Neutral Position Switch (4.0L, 3.1L TD), Driver/Passenger Heated Seat Switch
21 10 Gasoline:  Air Conditioner Compressor Clutch Relay, EVAP/Purge Solenoid, Brake Transmission Shift Interlock Solenoid;

Diesel: Fuel Heater Relay, Engine Control Module, Brake Transmission Shift Interlock Solenoid

22 10 Body Control Module, Instrumeent Cluster, Sentry Key Immobilizer Module, Vehicle Information Center, Automatic Day/Night Mirror, Security System Module
23 15 Stop Lamp Switch
24 15 Front Fog Lamp Relay, Body Control Module
25 20 Sunroof Delay Relay, Body Control Module
26 15 Cigar Lighter
27 15 Rear Fog Lamp Relay
28 10 Body Control Module
29 10 Cigar Lighter Relay, Right Multi-Function Switch
30 15 Radio
31 10 Starter Relay, Transmission Control Module (4.7L)
32 10 Airbag Control Module
33 10 Airbag Control Module
C1 20 Front Wiper Motor, Wiper (On/Off) Relay, Wiper (High/Low) Relay (Circuit Breaker)
C2 20 Power Seats (Circuit Breaker)
C3 Spare
Relay
R1 Low Beam / Daytime Running Lamp
R2 Cigar Lighter
R3 Combination Flasher
R4 Rear Window Defogger
R5 Rear Fog Lamp
R6 Low Beam
R7 High Beam
R8 Sunroof Delay
R9  –
R10 Front Fog Lamp
R11  –
R12 Park Lamp
R13  –
R14  –

Engine Compartment Fuse Box

Fuse box location

The Power Distribution Center is located near the battery (left or right depending on the version).The location of the fuses in the engine compartment: Jeep Grand Cherokee (1999-2005)

Fuse box diagram

Under-hood fuse box diagram: Jeep Grand Cherokee (1999, 2000, 2001, 2002, 2003, 2004, 2005)

Assignment of the fuses and relay in Power Distribution Center

Amp Rating Description
1 40 Blower Motor (MTC), Blower Motor Controller (AZC)
2 40 Rear Window Defogger Relay (Rear Window Defogger, Fuse (Passenger Compartment): “11”), Cigar Lighter Relay (Trailer Tow Circuit Breaker, Fuse (Passenger Compartment): “26”)
3 50 High Beam Relay (Fuse (Passenger Compartment): “3”, “16”), Low Beam Relay (Fuse (Passenger Compartment): “14”, “15”) or Low Beam / Daytime Running Lamp Relay (Fuse (Passenger Compartment): “14”, “15”), Fuse (Passenger Compartment): “4”, “5”, “6”, “11”, “17”
4 40 ABS
5 30 Gasoline:  Transmission Control Relay, Transmission Control Module (4.7L), Transmission Solenoid (4.0L), Transmission Solenoid/TRS Assembly (4.7L)
6 30 or 50 Gasoline (30A):  Automatic Shut Down Relay (Ignition Coils, Capacitor, Fuse (Engine Compartment): “16”, “26”);

Diesel (50A): Glow Glug Relay No.1 (Glow Plug: No.1, 3, 5)

7 50 Fuse (Passenger Compartment): “23”, “24”, “25”, “27”, “C2”
8 40 Starter Relay, Ignition Switch (Fuse (Passenger Compartment): “12”, “21”, “22”, “28”, “29”, “30”, “32”, “C1”)
9 20 Diesel:  Fuel Heater Relay
10 40 Radiator Fan Relay
11 50 Diesel:  Glow Glug Relay No.2 (Glow Plug: No.2, 4)
12 50 Driver/Passenger Door Module, Fuse (Passenger Compartment): “18”
13 30 Diesel:  Automatic Shut Down Relay (Engine Control Module, Powertrain Control Module, Fuse (Engine Compartment): “16”, “26”)
14 40 Ignition Switch (Fuse (Passenger Compartment): “19”, “20”, “31”, “33”)
15 50 Fuse (Passenger Compartment): “5”, “7”, “8”, “9”
16 10 or 15 Gasoline (2001) (15A):  Oxygen Sensors, Oxygen Sensor Downstream Relay;

Gasoline (1999-2000) (10A): Oxygen Sensors;

Diesel (10A): Air Conditioner Compressor Clutch Relay, Glow Plug Relay No.1, Glow Plug Relay No.2, EGR Solenoid

17 20 Gasoline (1999-2000):  Oxygen Sensor Downstream Relay, Oxygen Sensor Upstream Relay
18 15 Horn Relay
19 10 Gasoline:  Powertrain Control Module
20 Not Used
21 15 Air Conditioner Compressor Clutch Relay
22 Not Used
23 Not Used
24 15 or 20 Gasoline:  Fuel Pump Relay;

Diesel: Powertrain Control Module, Transmission Control Relay

25 20 ABS
26 15 Gasoline:  Fuel Injectors;

Diesel: Fuel Injection Pump

27 Not Used
28 15 4.0L:  Transmission Solenoid
Relay
R1 Gasoline:  Fuel Pump;

Diesel: Wiper (On/Off)

R2 Gasoline:  Starter;

Diesel: Wiper (High/Low)

R3 Gasoline:  Transmission Control;

Diesel: Fuel Heater

R4 Gasoline:  Wiper (On/Off);

Diesel: Transmission Control

R5 Gasoline:  Wiper (High/Low);

Diesel: Starter

R6 Gasoline:  Oxygen Sensor Downstream
R7 Gasoline:  Oxygen Sensor Upstream
R8 Air Conditioner Compressor Clutch
R9 Horn
R10 Automatic Shut Down
R11 Diesel:  Glow Plug (No.1)
R12 Diesel:  Glow Plug (No.2)


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