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In this article, we consider the fourth-generation Infiniti M-Series (Y51), produced from 2010 to 2012. Here you will find fuse box diagrams of Infiniti M37 / M56 2010, 2011 and 2012, 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 Infiniti M37 and M56 2010-2012
Cigar lighter (power outlet) fuses in the Infiniti M37 / M56 are the fuses #18 (Cigarette Lighter) and #20 (Console Power Socket) in the Instrument panel fuse box.
Table of Contents
Passenger Compartment Fuse Box
Passenger Compartment Fuse Box
Fuse Box Location
The fuse box is located behind the cover under the instrument panel.
Fuse Box Diagram
| № | Ampere Rating | Description |
|---|---|---|
| 1 | - | Not Used |
| 2 | 10 | Air Bag Diagnosis Sensor Unit, Occupant Classification System Control Unit |
| 3 | 10 | Headlamp Aiming Motor LH/RH, Wiper Reverse Relay, Shift Lock Relay, Adaptive Front Lighting System (AFS) Control Unit, Automatic Speed Control Device (ASCD) Brake Switch, Stop Lamp Switch, Intelligent Cruise Control (ICC) Brake Switch, Rear Sunshade Control Unit, Low Tire Pressure Warning Control Unit, Climate Controlled Seat Relay, Front Heated Seat Relay, Front Heated Seat Switch (Driver/Passenger Side), Compressor (2012), Sonar Control Unit, CAN Gateway, Tel Adapter Unit, A/C Auto Amplifier, AV Control Module, Auto Anti-Dazzling Inside Mirror, Data Link Connector, Headlamp Swivel Actuator LH/RH, Exhaust Gas / Outside Odor Detecting Sensor, 4-Wheel Active Steer (4WAS) Front Control Unit, Ionizer, Inside Odor Detecting Sensor |
| 4 | 10 | Combination Meter, Back-Up Lamp Relay, Meter Control Switch, |
| 5 | 15 | Heated Steering Wheel Relay |
| 6 | 10 | Clock, Auto Anti-Dazzling Inside Mirror, Rain Sensor, Combination Meter, Triple Switch, Data Link Connector, Pre-Crash Seat Belt Control Unit (Driver/Passenger Side) |
| 7 | 10 | Stop Lamp Switch, Body Control Module (BCM), Intelligent Cruise Control (ICC) Brake Hold Relay |
| 8 | 15 | BOSE Amplifier |
| 9 | 15 | Push-Button Ignition Switch, Combination Meter, CAN Gateway, All Wheel Drive (AWD) Control Unit |
| 10 | 15 | BOSE Amplifier |
| 11 | 10 | Body Control Module (BCM), Seat Memory Switch, Intelligent Key Warning Buzzer |
| 12 | - | Not Used |
| 13 | 10 | Mirror Defogger |
| 14 | 20 | Rear Window Defogger |
| 15 | 20 | Rear Window Defogger |
| 16 | - | Not Used |
| 17 | - | Not Used |
| 18 | 15 | Cigarette Lighter Socket |
| 19 | 10 | A/C Auto Amplifier, Satellite Radio Tuner, Tel Adapter Unit, Power Window Main Switch, Multifunction Switch, Active Noise Control Unit, BOSE Amplifier, AV Control Unit, Front Microphone (Active Noise Control), Rear Microphone (Active Noise Control), Display Unit |
| 20 | 20 | Console Power Socket |
| 21 | 15 | Blower Motor |
| 22 | 15 | Blower Motor |
| R1 | Ignition Relay | |
| R2 | Rear Window Defogger Relay | |
| R3 | Accessory Relay | |
| R4 | Front Blower Relay |
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Engine Compartment Fuse Boxes
Engine Compartment Fuse Boxes
Fuse Box Location
Two fuse boxes are located next to the battery under the plastic cover. To access the block #1, you must remove part of the casing around the battery. The main fuses are located on the positive terminal of the battery.
Fuse Box #1 Diagram
| № | Ampere Rating | Description |
|---|---|---|
| 41 | 15 | Fuel Pump Relay |
| 42 | 10 | Cooling Fan Relay №1, Injector Relay №1 (5.6L), Injector Relay №2 (5.6L) |
| 43 | 10 | Transmission Control Module (TCM) |
| 44 | 10 | Engine Control Module (ECM), Fuel Injectors (VQ Engine Models and Hybrid) |
| 45 | 15 | Air Fuel Ratio Sensors, Heated Oxygen Sensors |
| 46 | 10 | Accelerator Pedal Actuator / Accelerator Pedal Position Sensor, Intelligent Cruise Control (ICC) Sensor, ICC Brake Hold Relay, ABS, Steering Angle Sensor, Driver Assistance Buzzer Control Module, All Wheel Drive (AWD) Control Unit, Advanced Driver Assistance Systems (ADAS) Control Unit, Side Radar LH/RH, Lane Camera Unit, Power Steering Control Unit, Yaw Rate / Side / Decel G Sensor, 4-Wheel Active Steer (4WAS) Main Control Unit, Power Steering Control Unit |
| 47 | 10 | Front Wiper Motor, Washer Pump |
| 48 | 10 | Steering Lock Relay |
| 49 | 10 | Air Conditioner Relay |
| 50 | 15 | Throttle Control Motor Relay |
| 51 | 15 | Engine Control Module (ECM) Relay (Engine Control Module, EVAP Canister Vent Control Valve, Condenser, Ignition Coils, EVAP Canister Purge Volume Control Solenoid Valve, Mass Air Flow Sensor, Intake Valve Timing Control Solenoid Valve, Exhaust Valve Timing Control Solenoid Valve (5.6L), Variable Valve Event and Lift (VVEL) Control Module), NATS Antenna Amplifier |
| 52 | - | Not Used |
| 53 | 10 | Map Lamp, Rear Combination Lamp LH (Body Side), Ashtray Illumination, Combination Switch, Glove Box Lamp, Trunk Lid Opener Switch, Meter Control Switch, Multifunction Switch, Triple Switch, Twin Switch, Telematics Switch, Seat Memory Switch, Clock, Cigarette Lighter Socket, Front Heated Seat Switch (Driver/Passenger Side), Climate Controlled Seat Switch (Driver/Passenger Side), A/T Shift Selector Illumination, Drive Mode Select Switch, IBA Off Switch |
| 54 | 10 | Left Headlamp (High Beam) |
| 55 | 10 | Right Headlamp (High Beam) |
| 56 | 15 | Left Headlamp (Low Beam) |
| 57 | 15 | Right Headlamp (Low Beam) |
| 58 | - | Not Used |
| 59 | 15 | Front Fog Lamp Relay |
| 60 | 30 | Front Wiper Main Relay (Front Wiper Hi/Lo Relay), Wiper Reverse Relay |
| R1 | Not Used | |
| R2 | Starter Control Relay |
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Fuse Box #2 Diagram
| № | Ampere Rating | Description |
|---|---|---|
| 31 | 15 | Horn Relay, Alternator |
| 32 | 15 | Injector Relay №2 (5.6L) |
| 33 | 10 | All Wheel Drive (AWD) Control Unit |
| 34 | 15 | AV Control Unit, BOSE Amplifier, Active Noise Control Unit, Satellite Radio Tuner, Display Unit, Tel Adapter Unit |
| 35 | - | Not Used |
| 36 | 10 | Transmission Control Module (TCM) |
| 37 | 20 | 4-Wheel Active Steer (4WAS) Rear Motor Relay |
| 38 | 10 | Daytime Running Light Relay |
| G | 50 | Variable Valve Event and Lift (VVEL) Actuator Motor Relay |
| H | 30 | Ignition Relay (Fuses: 1, 2, 3, 4, 16) |
| I | 30 | Injector Relay №1 (5.6L) |
| J | 30 | Pre-Crash Seat Belt Control Unit (Driver Side) |
| K | 30 | Pre-Crash Seat Belt Control Unit (Passenger Side) |
| L | 40 | Body Control Module (BCM), Circuit Breaker (Automatic Drive Positioner Control Unit, Power Seat), Fuse: 12 |
| M | 30 | ABS |
| N | 50 | ABS |
| O | 50 | Cooling Fan Relay №1 |
| P | 50 | Fuses: 61, 62, 63 |
| R1 | Horn Relay |
Relay Box #1
| № | Ampere Rating | Description |
|---|---|---|
| 61 | 10 | Front Heated Seat Relay, Climate Controlled Seat Relay |
| 62 | 15 | Climate Controlled Seat Relay |
| 63 | 15 | Accelerator Pedal Actuator / Accelerator Pedal Position Sensor |
| Q | 40 | 4-Wheel Active Steer (4WAS) Front Control Unit |
| Relay | ||
| R1 | Injector (№1) (5.6L) | |
| R2 | Shift Lock | |
| R3 | Intelligent Cruise Control (ICC) Brake Hold | |
| R4 | Front Wiper Reverse | |
| R5 | Cooling Fan (№1) | |
| R6 | Variable Valve Event and Lift (VVEL) Actuator Motor | |
| R7 | Vehicle Security Horn | |
| R8 | Daytime Running Light |
Relay Box #2 (M56)
| № | Ampere Rating | Description |
|---|---|---|
| S | - | Not Used |
| R | 50 | Cooling Fan Relay №2 |
| R1 | Cooling Fan Relay (№2) | |
| R2 | Injector Relay (№2) |
Fusible Link Block
| № | Ampere Rating | Description |
|---|---|---|
| A | 250 | Alternator, Starter, Fuses: C, D, E |
| B | 100 | Fuses: O, P, R |
| C | 100 | Fuses: 31, 32, 33, 34, 36, 37, 38, G, H, I, J, K, L, M, N |
| D | 80 | Ignition Relay (Fuses: 41, 42, 43, 44, 45, 46, 47), Fuses: 49, 50, 51 |
| E | 100 | Accessory Relay (Fuses: 18, 19, 20), Rear Window Defogger Relay (Fuses: 13, 14, 15), Blower Relay (Fuses: 21, 22), Fuses: 5, 6, 7, 8, 9, 10, 11 |
| F | 60 | Headlamp High Relay (Fuses: 54, 55), Headlamp Low Relay (Fuses: 56, 57), Tail Lamp Relay (Fuses: 52, 53), Fuses: 58, 59, 60 |
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