Infiniti QX4 (1996 – 2003) – fuse box diagram
Year of production: 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
Passenger Compartment
* ’97… – Model Year
- Fuse Box
- Combination Flasher Unit
- ’97-’98: Audio Amplifier Relay (only BOSE)
’98-’01: Headlamp Battery Saver Control Unit - Automatic Speed Control Device (ASCD) Control Unit
- Transmission Control Module (TCM)
- Smart Entrance Control Unit
- Engine Control Module (ECM)
- ’01-’03: Display and Navi Control Unit
- ’99-’03: A/C Auto Amplifier (without Navi (’01-02))
- ’99-’03: Nissan Anti Theft System (NATS) Immobiliser
- Air Bag Diagnosis Sensor Unit
- G Sensor
- ’01-’03: Seat Control Unit (with Memory Seat)
- ’01-’03: A/C Auto Amplifier (with Navi)
- ’96-’98: ABS Control Unit
’99-’03: Transfer Control Unit (4×4) - ’01-’03: Steering Wheel Receiver Control Switch
Passenger Compartment Fuse Box
| No. | A |
Circuit Protected |
| 1 | 15 | Blower Motor |
| 2 | 15 | Blower Motor |
| 3 | 20 | Transfer Control Unit (4×4) |
| 4 | 15 | Audio Unit, Audio Amplifier Relay, Rear Speaker Amplifier, Aux Box, Display and Navi Control Unit |
| 5 | 10 | Glass Hatch Opener Actuator and Switch, Fuel Lid Opener Actuator and Switch |
| 6 | 7.5 | Auto Air Conditioner |
| 7 | 7.5 | ’98-’03: ABS |
| 10 | ’97: Combination Meter | |
| 8 | 10 | Combination Meter |
| 9 | 10 | Combination Meter, Compass and Thermometr, Door Mirror Remote Control Switch |
| 10 | 10 | Smart Entrance Control Unit, Headlamp (Xenon), Daytime Running Light, Audio Unit, Aux Box, Steering Wheel Receiver Control Switch, Power Antenna, Theft Warning System, Display and Navi Control Unit |
| 11 | 7.5 | ’98-’03: Smart Entrance Control Unit, Headlamp (Xenon), Daytime Running Control Unit, Interior Lamps, Spot Lamps, Vanity Mirror Lamps, Luggage Room Lamp, Warning Chime, Rear Window Defogger Relay, Automatic Drive Positioner, Automatic Speed Control Device (ASCD) Brake Switch, Park/Neutral Position Relay, ASCD Control Unit, Intelligent Cruise Control (ICC) Unit, ICC Warning Chime, ICC Sensor, ICC Brake Hold Relay, Remote Keyless Entry System, Theft Warning System, Display and Navi Control Unit |
| 7.5 | ’97: Hazard Switch, Combination Flasher Unit | |
| 12 | 7.5 | ’98-’03: Hazard Switch, Combination Flasher Unit |
| 7.5 | ’97: Automatic Transmission Shift Lock System, Air Conditioner, Starting System, Daytime Running Control Unit, Warning Chime, Rear Window Defogger Relay, Automatic Speed Control Device (ASCD) Brake Switch, ASCD Control Unit, Power Window, Sunroof, Theft Warning System | |
| 13 | 15 | ’98-’03: Cigarette Lighter |
| 14 | 10 | ’98-’03: Stop Lamp Switch, Automatic Speed Control Device (ASCD) Control Unit, Intelligent Cruise Control (ICC) Brake Hold Relay, ABS |
| 15 | ’97: Hazard Switch, Combination Flasher Unit | |
| 15 | 7.5 | ’97-’98: Interior Lamps, Spot Lamps, Vanity Mirror Lamps, Luggage Room Lamp, Transmission Control Module (TCM), Homelink Universal Transceiver, Multi-Remote Control System |
| 16 | 10 | Intelligent Cruise Control (ICC) Unit, Transmission Control Module (TCM), Park/Neutral Position Relay and Switch, Throttle Position Switch, Engine Control Module (ECM), Nissan Anti Theft System (NATS) Immobiliser, Variable Induction Air Control System (VIAS), EVAP Canister Vent Control Valve, Intake Valve Timing Control Solenoid Valve, EVAP Canister Purge Volume Control Solenoid Valve, Swirl Control Valve Control Solenoid Valve, Vacuum Cut Valve Bypass Valve, Data Link Connector, Transfer Control Unit, Headlamp Battery Saver Control Unit |
| 17 | 15 | Fuel Pump Relay |
| 18 | 10 | ’98-’03: Park/Neutral Position Switch and Relay (Back-Up Lamps, Combination Meter, Display and Navi Control Unit), Transfer Control Unit |
| 10 | ’97: Heated Seat | |
| 19 | 20 | Front Wiper Motor, Front Washer Motor, Front Wiper Switch, Intelligent Cruise Control (ICC) Unit |
| 20 | 15 | ’98-’03: Hazard Switch, Combination Flasher Unit |
| 10 | ’97: Stop Lamp Switch, Automatic Speed Control Device (ASCD) Control Unit, ABS | |
| 21 | 10 | ’01-’03: Injectors |
| 10 | ’99-’00: Door Mirror Defogger | |
| 10 | ’97: Transmission Control Module (TCM), EGRC Solenoid Valve, EGR, Idle Air Control Valve-Auxiliary Air Control (IACV-AAC) Valve, Data Link Connector | |
| 22 | 10 | Air Bag Diagnosis Sensor Unit |
| 23 | – | – |
| 24 | 7.5 | Smart Entrance Control Unit, Headlamp (Xenon), Daytime Running Light, Key Switch, Interior Lamps, Spot Lamps, Vanity Mirror Lamps, Luggage Room Lamp, Warning Chime, Clock, Power Antenna, Automatic Drive Positioner, Seat Memory Switch, Remote Keyless Entry System, Theft Warning System, Homelink Universal Transceiver, Nissan Anti Theft System (NATS) Immobiliser, Park/Neutral Position Switch, Data Link Connector |
| 25 | 15 | ’01-’03: Heated Oxygen Sensors |
| 10 | ’97-’00: Heated Oxygen Sensors | |
| 26 | 7.5 | Start Signal, Daytime Running Control Unit, Automatic Drive Positioner |
| 27 | 10 | ’97: Door Mirror, Compass and Thermometer |
| 28 | 15 | ’01-’03: Heated Seat (Front/Rear) |
| 10 | ’98-’00: Heated Seat | |
| 7.5 | ’97: ABS | |
| 29 | 10 | Rear Wiper Motor, Rear Wiper Switch, Rear Washer Motor, Power Socket Relay |
- Smart Entrance Control Unit
| No. |
Relay |
| R1 | Ignition |
| R2 | Blower |
| R3 | Accessory |
| R4 | ’99-’03: Power Socket |
| ’96-’98: Circuit Breaker (No.2 – Power Seat) | |
| R5 | Circuit Breaker |
| R6 | Power Window |
Engine Compartment
- Daytime Light Control Unit
- Fuse Box
- Automatic Speed Control Device (ASCD) Pump
- ’97-’00: Front Wiper Amplifier
- Front Wiper Motor
- ’99-’03: ABS Actuator and Electric Unit
’97-’98: ABS Actuator - Relay Box
- Transfer Motor Relay (4×4)
- Hood Switch
- ’97-’00: Theft Warning Horn
Engine Compartment Fuse Box
| No. |
A |
Circuit Protected |
| 51 | 15 | ’97-’01: Power Socket Relay (Power Socket) |
| 52 | 7.5 | Horn Relay, Horn Switch, Horn (High Tone), Steering Wheel Switch, Theft Warning System |
| 53 | 15 | Front Fog Lamp Relay |
| 54 | 10 | Horn Relay, Horn (Low Tone), Theft Warning System, Automatic Speed Control Device (ASCD) Control Unit |
| 55 | 20 | Transfer Control Unit (4×4) |
| 56 | 20 | Rear Window Defogger Relay |
| 57 | 20 | Rear Window Defogger Relay |
| 58 | 10 | Door Mirror Defogger Relay |
| 59 | 15 | ’01-’03: Right Headlamp Relay (High Beam), Smart Entrance Control Unit, Daytime Running Light, Front Fog Lamp Relay |
| 15 | ’97-’00: Right Headlamp, Lighting Switch, Daytime Running Light, Headlamp Battery Saver Control Unit | |
| 60 | 15 | ’01-’03: Left Headlamp Relay (High Beam), High Beam Indicator, Smart Entrance Control Unit, Daytime Running Light |
| 15 | ’97-’00: Left Headlamp, Lighting Switch, High Beam Indicator, Daytime Running Light, Headlamp Battery Saver Control Unit | |
| 61 | 10 | Tail Lamp Relay, Smart Entrance Control Unit, Lighting Switch, Parking Lamps, Tail Lamps, License Plate Lamps, Headlamp Aiming, Illumination Control Switch, Glove Box Lamp, Combination Meter, Illumination:(4WD Shift Switch, Ashtray, Automatic Transmission Device (Indicator), Cigarette Lighter, Audio Unit, Compass and Thermometr, Hazard Switch, Rear Window Defogger Switch, Headlamp Aiming Switch, Display and Navi Control Unit, A/C Auto Amplifier, Clock) |
| 62 | 7.5 | Mass Air Flow Sensor, Crankshaft Position Sensor, Idle Air Control Valve-Auxiliary Air Control (IACV-AAC) Valve, Nissan Anti Theft System (NATS) Immobiliser, Ignition Signal, Intake Valve Timing Control Position Sensor |
| 63 | 10 | ’01-’03: Ignition Signal, Idle Air Control Valve-Auxiliary Air Control (IACV-AAC) Valve |
| 10 | ’97-’00: Injectors | |
| 64 | 15 | Power Socket Relay (Power Socket, Rear Power Socket) |
| 65 | 7.5 | Alternator |
| 66 | 15 | Fuel Pump Relay |
| 67 | 10 | ’02-’03: Intelligent Cruise Control (ICC) Control Unit |
| 68 | 20 | ’01-’03: Left Headlamp (Low Beam) |
| 69 | 20 | ’01-’03: Right Headlamp (Low Beam) |
| 70 | – | ’01-’03: – |
| A | 120 | ’01-’03: Alternator, Fuse: “F”, “G”, “I”, “52”, “53”, “54”, “55”, “56”, “57”, “58” |
| 100 | ’97-’00: Alternator, Fuse: “F”, “G”, “I”, “51”, “52”, “53”, “54”, “55”, “56”, “57”, “58”, “65” | |
| B | – | – |
| C | 40 | ’98-’03: ABS |
| 30 | ’97: ABS | |
| D | 40 | ’98-’03: ABS |
| 30 | ’97: ABS | |
| E | 40 | Ignition Switch |
| F | 40 | Circuit Breaker (Smart Entrance Control Unit, Power Window Relay, Power Window, Power Door Lock, Sunroof Motor, Power Seat LH/RH, Automatic Drive Positioner) |
| G | 40 | Fuse: “4”, “5”, “14”, “15”, “20”, “24”, “52” |
| H | – | – |
| I | 80 | Ignition Relay (Fuse: “3”, “7”, “8”, “11”, “12”, “18”, “28”), Accessory Relay (Fuse: “9”, “10”, “13”, “19”, “29”), Blower Motor Relay (Fuse: “1”, “2”) |
| Relay | ||
| R1 | ’03: Engine Control Module (ECM) | |
| ’98-’02: Park/Neutral Position | ||
| ’97: Inhibitor | ||
| R2 | ’03: Park/Neutral Position | |
| ’01-’02: Engine Control Module (ECM) | ||
| ’97-’00: Fuel Pump | ||
| R3 | -’03: Fuel Pump (No.2) | |
| ’01-’02: Fuse 67-70 | ||
| ’99-’00: Multi-Remote Control | ||
| ’97-’98: Transfer Indicator Lamp | ||
| R4 | ’97-’00: Engine Control Module (ECM) | |
| ’01-’02: Fuel Pump (No.2) | ||
Engine Compartment Relay Box
| No. |
Circuit Protected |
| R1 | ’99-’03: Rear Window Defogger |
| ’97-’98: Theft Warning | |
| R2 | ’99-’03: Transfer Shift Low (4×4) |
| ’98: Rear Window Defogger |
|
| ’97: Door Mirror Defogger | |
| R3 | ’02-’03: Fuel Pump (No.1) |
| ’99-’01: Right Headlamp |
|
| ’97-’98: Theft Warning Lamp | |
| R4 | ’02-’03: Transfer Shift High (4×4) |
| ’99-’00: Theft Warning Lamp | |
| ’98: Multi-Remote Control | |
| ’97: Front Fog Lamp | |
| R5 | ’98-’01: Front Fog Lamp |
| ’97: Multi-Remote Control (No.1) | |
| R6 | ’02-’03: Front Fog Lamp |
| ’01: Multi-Remote Control | |
| ’99-’00: Tail Lamp |
|
| ’97: Multi-Remote Control (No.2) | |
| R7 | ’02-’03: Tail Lamp |
| ’97-’01: A/C | |
| R8 | ’02-’03: A/C |
| ’97-’01: Horn | |
| R9 | ’02-’03: Horn |
| ’99-’01: Left Headlamp |
|
| ’98: Door Mirror Defogger | |
| ’97: Park/Neutral Position | |
| R10 | ’02-’03: Left Headlamp |
| ’01: Fuel Pump (No.1) |
|
| ’97-’00: Theft Warning Horn | |
| R11 | ’02-’03: Intelligent Cruise Control (ICC) Brake Hold |
| ’01: Transfer Shift High (4×4) | |
| ’01: ATP (4×2) | |
| ’97-’00: Automatic Speed Control Device (ASCD) Hold | |
| R12 | ’02-’03: Right Headlamp |
| ’01: Tail Lamp | |
| ’99-’00: Transfer Shift High (4×4) | |
| ’98: Power Socket | |
| ’97: Rear Window Defogger |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.