Fuse and relay box diagrams – Infiniti QX56
Applies to vehicles manufactured over the years:
2004, 2005, 2006, 2007, 2008, 2009, 2010.
Passenger compartment
(2)
- Body Control Module (BCM)
- 1 – Control unit for automatic drive positioning
R1 – Towing relay 1
R2 – Rear ventilation window relay (closed)
R3 – Rear vent window relay (open) - Smart key unit
- AV Display and Control Unit
- Transfer Control Unit
Keyless remote access receiver - Fuse box
- Airbag diagnostic sensor unit
The fuse block is located behind the cover by the glove box (Open the glove box and pull the cover to remove it).
Diagram of the fuse box in the passenger compartment
Reverse
| Number | Amps [A] | Description |
|---|---|---|
| 1 | 10 | Heated Seat Relay |
| 2 | 10 | Driver’s seat control unit |
| 3 | 10 | Transmission Control Module (TCM), 4wd all-mode system, A/T gear locking system, brake control system, lighting, intelligent cruise control system, intelligent key/engine start system, Infiniti vehicle immobilization system (IVIS), combination meter, suspension control system, tire pressure monitoring system, turn signals and warning lights, vehicle security system, warning buzzer system |
| 4 | 10 | Audio, AV switch, display control unit, Navi control unit, DVD player, body control module (BCM), combination meter, camera reversing control unit, satellite radio tuner |
| 5 | 10 | Remote control switch for exterior mirrors |
| 6 | 15 | Console power socket |
| 7 | 15 | Lighter |
| 8 | 10 | Front air control, front blower motor relay, water valve relay |
| 9 | 10 | Combination Switch |
| 10 | 15 | Rear fan motor |
| 11 | 15 | Rear fan motor |
| 12 | 10 | Data link connector, display control unit, navigation control unit, sonar control unit, shift lock control unit, suspension control unit, tailgate control unit, automatic anti-glare interior mirror, compass and thermometer, heated steering wheel, sonar system, Infiniti vehicle immobilization system (IVIS) |
| 13 | 10 | Airbag diagnostic sensor unit, passenger rating system control unit |
| 14 | 10 | Combination meter (front wiper and washer system, rear wiper and washer system) |
| 15 | 10 | Automatic speed control device (ASCD) brake switch, intelligent cruise brake (ICC) hold relay, ICC sensor, ICC module |
| 16 | 10 | Heated seat relay |
| 17 | 15 | Subwoofer |
| 18 | 15 | Front (left) power socket |
| 19 | 10 | Steering angle sensor, combination meter, ignition solenoid and lock, front air control, shift lock control unit, A/T unit, data link connector, water valve relay, Homelink universal transceiver, clock, electric locking system, third element Line seat |
| 20 | 10 | Stop light switch, spot light relay, intelligent cruise control (ICC) stop relay |
| 21 | 10 | Intelligent Cruise Control Unit (ICC) |
| 22 | 15 | Body control module (BCM), driver’s seat control unit, tailgate control unit, seat memory switch, automatic driving position control unit, automatic tailgate system, smart key system/engine start function, interior room lighting, Infiniti vehicle immobilization system (IVIS ), electric lock system, vehicle security system |
| R1 | Accessory | |
| R2 | Rear Fan | |
Engine compartment
- Fuse box №1
- Engine control module (ECM)
- Fuse box №2
- Relay box
- Front wiper motor
- ABS control unit
There are three blocks behind the battery (Remove the fuse box cover by pressing the tab and lifting the cover).
Engine compartment fuse box 1
Diagram (Type 1)
| Number | Amps [A] | Description |
|---|---|---|
| 32 | 10 | Trailer towing relay №1 |
| 33 | – | – |
| 34 | 10 | Right Headlight (High beam) |
| 35 | 10 | Left Headlight (High beam) |
| 36 | 10 | Lighting control switch, lighting switch, trailer relay #1, display control unit |
| 37 | 10 | Front combination lights, rear combination lights, license plate lights, trailer relay, switch lighting |
| 38 | 10 | Backup lamp relay (reversing trailer) |
| 39 | 30 | Front wiper relay |
| 40 | 15 | Left headlight (low beam) |
| 41 | 15 | Right headlight (low beam), headlight alignment motors |
| 42 | 10 | Air Conditioning Relay |
| 43 | 15 | Heated relay mirror |
| 44 | – | – |
| 45 | 10 | Daylight Relay |
| 46 | 15 | Rear window demist relay |
| 47 | 15 | Rear window demist relay |
| 48 | 15 | Fuel pump relay |
| 49 | 10 | Transmission control module (TCM), transmission control module, 4-wheel switch, transmission motor relay |
| 50 | 10 | ABS, steering angle sensor |
| 51 | 10 | Reversing relay behind lamp, trailer relay №2 |
| 52 | 20 | Throttle control motor relay |
| 53 | 20 | Motor control module (ECM), ECM relay, transfer control unit, NATS antenna amplifier, IPDM processor |
| 54 | 10 | 2004-2006: fuel/air ratio sensors, heated oxygen sensors |
| 15 | 2007-2010: fuel/air ratio sensors, heated oxygen sensors | |
| 55 | 15 | Fuel injectors |
| 56 | 20 | Front fog lamps |
| R1 | Rear window defogger | |
| R2 | Engine Control Module (ECM) | |
| R3 | Low beam | |
| R4 | Front fog light | |
| R5 | Starter | |
| R6 | Heated Mirror | |
| R7 | – | |
| R8 | Cooling Fan | |
| R9 | Ignition | |
Diagram (Type 2)
| Number | Amps [A] | Description |
|---|---|---|
| 32 | 10 | Towing Trailer |
| 33 | – | – |
| 34 | 10 | Right Headlight (High beam) |
| 35 | 10 | Left Headlight (High beam) |
| 36 | 10 | Lighting control switch, lighting switch, trailer relay #1, display control unit |
| 37 | 10 | Front combination lights, rear combination lights, license plate lights, trailer relay, switch lighting |
| 38 | 10 | Backup lamp relay (reversing trailer trailer) |
| 39 | 30 | Front wiper relay |
| 40 | 15 | Left headlight (low beam) |
| 41 | 15 | Right headlight (low beam), headlight alignment motors |
| 42 | 10 | Air Conditioning Relay |
| 43 | 15 | Heated relay mirror |
| 44 | – | – |
| 45 | 10 | Daylight Relay |
| 46 | 15 | Rear window demist relay |
| 47 | 15 | Rear window demist relay |
| 48 | 15 | Fuel Pump Relay |
| 49 | 10 | Transmission control module (TCM), transmission control module, 4-wheel switch, transmission motor relay |
| 50 | 10 | ABS |
| 51 | 10 | Reversing relay behind lamp, trailer relay №2 |
| 52 | 20 | Throttle control motor relay |
| 53 | 20 | Motor control module (ECM), ECM relay |
| 54 | 15 | Fuel/air ratio sensors, heated oxygen sensors |
| 55 | 15 | Fuel injectors |
| 56 | 15 | Front fog lights |
| 57 | – | – |
| R1 | Rear window defogger | |
| R2 | Cooling fan (№1) | |
| R3 | Cooling fan (№2) | |
| R4 | Ignition | |
Engine compartment fuse box 2
| Number | Amps [A] | Description |
|---|---|---|
| 24 | 20 | Front fan motor relay |
| 25 | 15 | Horn relay, intelligent key system, vehicle security system |
| 26 | 10 | 2006-2010: AWD control unit |
| 27 | 20 | Front fan motor relay |
| 28 | 15 | Rear load power socket |
| 29 | 10 | Suspension control unit |
| 30 | 10 | Generator |
| 31 | 20 | Audio, AV switch, BOSE speaker amplifier, control unit with display, Navi control unit, DVD player, satellite radio tuner, rear view camera control unit |
| F | 50 | Body control module (BCM), auto switch, auto lighting system, automatic driving positioner, automatic tailgate system, daytime running light system, front fog light, front wiper and washer system, headlight, headlight pointing system, lighting. Smart key system/engine start function, ambient light, Infiniti vehicle immobilization system (IVIS), parking lights, license plate lights, tail lights, door locking system, electrically folding third-row seats, window system, rear window defroster, rear wiper and washer system, sunroof, tire pressure monitoring system, trailer towing, turn signals and warning lights, vehicle security system, warning buzzer |
| G | 30 | Motor relay compressor (suspension control unit) |
| H | 30 | ABS |
| I | 40 | ABS |
| J | 30 | Trailer towing relay №2 |
| K | 40 | Electric brake (trailer) |
| L | 40 | Cooling fan relay, heated mirror relay, fuse: “N” (2008-2010) |
| M | 40 | Ignition. Intelligent Key System/Engine Start Function, Infiniti Vehicle Immobilizer System (IVIS), Fuses: “57”, “58” |
| N | 25 | 2008-2010: cooling fan relay, heated mirror relay |
| R1 | Horn | |
Relay box
| Number | Amps [A] | Description |
|---|---|---|
| 57 | 20 | Shift relay (high), shift relay (low) |
| 58 | 20 | Motor relay transfer |
| 59 | 10 | Body control module (BCM), Engine control module (ECM), full-mode 4WD system, automatic lighting system, automatic driving positioner, daytime running light system, front fog light, windshield wiper and front washer system, headlight, headlight pointing system, lighting, smart key system/engine start function, ambient light, Infiniti Vehicle Immobilization System (IVIS), parking lights, license plate lights, tail lights, power window system, rear window demister, starting system, sunroof, tire pressure monitoring system, trailer towing, turn signals and warning lights, warning buzzer system |
| 60 | 15 | 2008-2010: Towing trailer, body control module (BCM). |
| 61 | – | – |
| 62 | – | – |
| 63 | 10 | 2008-2010: Heated Steering Wheel |
| 64 | 10 | 2008-2010: automatic driving positioner, A/T shift lock system, body control module (BCM), smart key system, interior light, Infiniti vehicle immobilization system (IVIS), electric lock system, warning buzzer system |
| R1 | 2006-2010: Transfer cut | |
| R2 | Shift change low | |
| R3 | 2004-2007: Intelligent cruise control (ICC) brake. | |
| R4 | 04-2005: Towing a trailer (№1) | |
| 2006-2010: Turning a trailer (left). | ||
| R5 | 2004-2005: Replacement Lamp | |
| 2006-2010: Trailer bend (right). | ||
| R6 | – | |
| R7 | High Speed Shifting (4WD) | |
| R8 | Daylight | |
| R9 | Stop the light | |
| R10 | Towing a trailer (№2) | |
Fuse connection block
Placed over the battery.
| Number | Amps [A] | Description |
|---|---|---|
| A | 140 | Generator, fuse: “D”, “E”. |
| B | 60 | Accessory relay (Fuses: “4”, “5”, “6”, “7”), Rear blower relay (Fuses: “10”, “11”), Fuses: “3”, “17”, “18” , “19”, “20”, “21”, “22” |
| C | 80 | Ignition relay (Fuses: “38”, “48”, “49”, “50”, “51′, “54”, “55”), Fuses: “46”, “47”, “52”, “53 “ |
| D | 80 | Front fog light relay (fuses: “34”, “35”), High beam light relay (fuses: “34”, “35”), Low beam light relay (fuses: “40”, “41”), Tail light relay (“36”, “37”), Fuse: “32”, “39”, “42”, “43”, “45” |
| E | 100 | Fuse: “28”, “29”, “30”, “31”, “I”, “K”, “L”. |
