Jeep Grand Cherokee WJ (1999 – 2004) – fuse box diagram
Year of production: 1999, 2000, 2001, 2002, 2003, 2004
Passenger compartment fuse box
| No. | A | Description |
|---|---|---|
| 1 | – | – |
| 2 | – | – |
| 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 (?-’04) |
| 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 | – | – |
| 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 | Trailer Tow Brake Lamp Relay, Electric Brake (’99-’01-?) |
| 30 | Trailer Tow Brake Lamp Relay, Electric Brake (?-’04) | |
| 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 |
| 10 | 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 |
| Circuit Breaker | ||
| C1 | 20 | Front Wiper Motor, Wiper (On/Off) Relay (Wiper (High/Low) Relay) |
| C2 | 20 | Power Seat |
| 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
| No. | A | 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 | Gasoline: Automatic Shut Down Relay (Ignition Coils, Capacitor, Fuse (Engine Compartment): “16”, “26”) |
| 50 | Diesel: 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 | 4.0L: Radiator Fan Relay |
| 40 | Diesel: 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 | 15 | Gasoline (’01): Oxygen Sensors, Oxygen Sensor Downstream Relay |
| 10 | Gasoline (’99-’00): Oxygen Sensors | |
| 10 | Diesel: Air Conditioner Compressor Clutch Relay, Glow Plug Relay No.1, Glow Plug Relay No.2, EGR Solenoid | |
| 17 | 20 | Gasoline (’99-’00): Oxygen Sensor Downstream Relay, Oxygen Sensor Upstream Relay |
| 18 | 15 | Horn Relay |
| 19 | 10 | Gasoline: Powertrain Control Module |
| 20 | – | – |
| 21 | 15 | Air Conditioner Compressor Clutch Relay |
| 22 | – | – |
| 23 | – | – |
| 24 | 20 | Gasoline: Fuel Pump Relay |
| 15 | Diesel: Powertrain Control Module, Transmission Control Relay | |
| 25 | 20 | ABS |
| 26 | 15 | Gasoline: Fuel Injectors |
| 15 | Diesel: Fuel Injection Pump | |
| 27 | – | – |
| 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) | |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.