Fuses and relays Infiniti Q45 (F50 2001-2006)

Fuse Layout Infiniti Q45 2001-2006

Fuses and relays Infiniti Q45 (F50 2001-2006)

Passenger Compartment Fuse Boxes

Fuse Box Location

There are two fuse boxes that are located on the right and left under the dashboard (open the lids to access the fuses).Fuses and relays Infiniti Q45 (F50 2001-2006)

Fuse Box Diagram (Driver side)

Fuses and relays Infiniti Q45 (F50 2001-2006)

Assignment of fuses in the passenger compartment (Driver side)

Ampere Rating Description
1 10 Body Control Module (BCM), Power Door Lock, Intelligent Cruise Control (ICC) Control Unit, ICC Warning Chime, ICC Brake Hold Relay, ICC Sensor, ICC Brake Switch, Headlamp Battery Saver Control Unit, AV and Navi Control Unit, TEL Adapter Unit, Theft Warning System, Nissan Anti Theft System (NATS) Immobilizer, Warning Chime, Lane Departure Warning (LDW) Switch, LDW Chime, LDW Camera Unit, Compass (Auto Anti-Dazzling Inside Mirror), Rear Window Defogger Relay, Dual Mode Meffler Control Unit, Power Window, Headlamp, Daytime Light System, Sunroof, Pre-Crash Seat Belt Control Unit, Power Seat, Climate Controlled Seat Relay, Rain Sensor, Trunk Lid Opener Relay
2 10 Auto Air Conditioner Amplifier, ECV Solenoid Valve (A/C Compressor)
3 10 Body Control Module (BCM), Power Door Lock, Trunk Lid Opener Relay, Trunk Lid Opener Switch, Theft Warning System, Warning Chime, Power Window, Reverse Interlock Door Mirror System, Headlamp, Daytime Light System, Sunroof, Power Seat
4 10 Rear Sunshade Unit, Rear Control Cancel Switch, Rear Control Cancel Relay, Handset, Door Mirror Defogger Relay, Auto Return Cancel Switch
5 10 Combination Flasher Unit
6 10 Data Link Connector, Combination Meter, Warning Chime, Auto Air Conditioner Amplifier, Headlamp Battery Saver Control Unit, Low Tire Pressure Warning Control Unit, Handset, Security Indicator Lamp, Body Control Module (BCM), Theft Warning System, Nissan Anti Theft System (NATS) Immobilizer, Steering Lock Control Unit, Clock, Active Damper Suspension Control Unit
7 10 VDC/TCS/ABS Control Unit, Active Damper Suspension Control Unit, Rear Active Steer (RAS) Control Unit
8 10 Map Lamp, Console Lamp, Rear Personal Lamp, Front Step Lamp, Rear Step Lamp, Vanity Mirror Lamp, Trunk Room Lamp, Foot Well Lamp, Homelink Universal Transceiver, Detention Switch (A/T), Shift Lock Control Unit, Microphone, Door Mirror Control Unit, Reverse Interlock Door Mirror System, Ignition Key Hole Illumination, Seat Memory Switch
9 10 Combination Meter, Back-Up Lamp Relay, Back-Up Lamp, A/T Device, Alternator, Transmission Control Module (TCM), AV and Navi Control Unit, Rear View Camera Unit, Reverse Interlock Door Mirror System
10 20 Rear Window Defogger Relay
11 20 Rear Window Defogger Relay
12 10 Automatic Speed Control Device (ASCD) Control Unit, ASCD Brake Switch
13 15 Engine Control Module (ECM), Injectors, Fuel Pump Relay
14 10 Starter, Daytime Light Control Unit, Body Control Module (BCM)
15 20 Trunk Lid Opener Actuator, Fuel Lid Opener Actuator, Trunk Lid Opener Relay, Body Control Module (BCM), Trunk Closure Control Unit, Auto Trunk Control Unit, Auto Trunk Buzzer, Auto Trunk Motor
16 10 Air Fuel Ratio Sensor
17 10 or 15 2002-2004 (15A): Stop Lamp Switch, VDC/TCS/ABS Control Unit, Intelligent Cruise Control (ICC) Brake Hold Relay, ICC Control Unit, Shift Lock Control Unit, Active Damper Suspension Control Unit;

2005-2006 (10A): Stop Lamp Switch, VDC/TCS/ABS Control Unit, Intelligent Cruise Control (ICC) Brake Hold Relay, ICC Control Unit, Shift Lock Control Unit, Active Damper Suspension Control Unit, Rear Active Steer (RAS) Control Unit

18 10 Heated Oxygen Sensors
19 15 Shift Lock Solenoid, Shift Lock Control Unit
20 10 Air Bag Diagnosis Sensor Unit, Occupant Classification System
21 10 Audio Unit, Display, Satellite Radio Tuner, BOSE Amplifier, Auto Air Conditioner Amplifier, CD Auto Changer, Rear Control Cancel Relay, Rear Control Switch, Antenna Amplifier, AV and Navi Control Unit, Multifunction Switch, Voice Activated Control Module, TEL Adapter Unit, Low Tire Pressure Warning Control Unit, Body Control Module (BCM), Remote Keyless Entry System, Theft Warning System, Combination Meter, Rear View Camera Unit, Headlamp, Daytime Light System, Power Seat
22 15 Combination Flasher Unit
R1 Accessory Relay

Fuse Box Diagram (Passenger side)

Fuses and relays Infiniti Q45 (F50 2001-2006)

Assignment of fuses in the passenger compartment (Passenger side)

Ampere Rating Description
31 15 Blower Motor, Auto Air Conditioner Amplifier
32 10 Key Switch and Key Lock Solenoid, Power Window, Detention Switch (A/T), Body Control Module (BCM), Auto Trunk Control Unit, Nissan Anti Theft System (NATS) Immobilizer, Steering Lock Control Unit, Warning Chime, Engine Control Module (ECM) Relay (Intake Valve Timing Control Position Sensor, Mass Air Flow Sensor, Crankshaft Position Sensor, Camshaft Position sensor, EVAP Canister Purge Volume Control Solenoid Valve, EVAP Canister Vent Control Valve)
33 15 Blower Motor, Auto Air Conditioner Amplifier
34 20 Front Wiper Relay, Front Wiper Motor, Front Washer Motor, Intelligent Cruise Control (ICC) Control Unit
35 10 Transmission Control Module (TCM), A/T PV IGN Relay
36 15 Fuel Pump Relay, Fuel Pump Control Module (FPCM)
37 10 Handset
38 Not Used
R1 Blower Relay
R2 Engine Control Module (ECM) Relay
R3 Fuel Pump Relay

Engine Compartment Fuse Box

Fuse Box Location

Fuses and relays Infiniti Q45 (F50 2001-2006)

Fuse Box Diagram

Fuses and relays Infiniti Q45 (F50 2001-2006)

Assignment of fuses in the engine compartment

Ampere Rating Description
51 10 Air Conditioner Relay (Magnet Clutch), Engine Control Module (ECM)
52 15 Audio Unit, Satellite Radio Tuner, CD Auto Changer, AV and Navi Control Unit, Display, Voice Activated Control Module, AV and Navi Control Unit, Display, Voice Activated Control Module, TEL Adapter Unit, Low Tire Pressure Warning Control Unit, Rear View Camera Unit
53 20 Engine Control Module (ECM) Relay (Ignition Coils, Condenser, Intake Valve Timing Control Solenoid Valve, Vacuum Cut Valve Bypass Valve, Variable Induction Air Control System (VIAS) Control Solenoid Valve)
54 15 Tail Lamp Relay (Front/Rear Combination Lamps, Front/Rear Side Marker Lamp, License Lamps, Console Box Lamp, Glove Box Lamp, Illumination Control Switch, Illumination ( Cigarete Lighter, Multifunction Switch, VDC Off Switch, Hazard Switch, Audio Unit, CD Auto Changer, A/T Device, Clock, Climate Controlled Seat Temperature Dial, Headlamp Aiming Switch, AV and Navi Control Unit, Climate Controlled Seat Switch, Heated Seat Switch, Climate Controlled Seat Level Switch, Lane Departure Warning (LDW) Switch, Front/Rear Ashtrays, Rear Power Seat Switch, Rear Sunshade Front Switch, Active Dumper Suspension Select Switch, Door Control Unit, Power Window Main Switch, Microphone, Rear Console Cancel Switch), Headlamp Aiming Motor LH/RH, Headlamp Battery Saver Control Unit)
55 20 Right Headlamp (Low Beam), Headlamp Relay №1, Theft Warning System
56 15 Horn Relay, Steering Switch, Body Control Module (BCM), Theft Warning System, Alternator
57 20 Left Headlamp (Low Beam), Headlamp Relay №1, Theft Warning System
58 10 Data Link Connector, Cooling Fan Relay №2, Cooling Fan Relay №3, Intake Valve Timing Control Solenoid Valve, Vacuum Cut Valve Bypass Valve, Variable Induction Air Control System (VIAS) Control Solenoid Valve
71 15 Climate Controlled Seat Relay (Driver Side)
72 15 Climate Controlled Seat Relay (Passenger Side)
73 15 Headlamp (High Beam), Lighting Switch, Headlamp Relay №2, Combination Meter, Daytime Light Control Unit, Body Control Module (BCM), Theft Warning System, Headlamp Battery Saver Control Unit
74 15 Throttle Control Motor Relay
75 10 Transmission Control Module (TCM), A/T PV IGN Relay
76 20 Rear Active Steer (RAS) Motor Relay, RAS Control Unit
77 10 Intelligent Cruise Control (ICC) Unit
78 15 Frong Fog Lamp Relay
B 50 Ignition Relay (Fuses: 1, 2, 5, 7, 9, 34, 35, 36, 37, 81, 82)
C 50 Accessory Relay (Fuses: 4; Circuit Breaker №3 – Cigar Lighter, Front Power Socket), Fuses: 3, 6, 8, 10, 11, 15, 17, 19, 22
D 30 2002: VDC/TCS/ABS;

2005-2006: Pre-Crash Seat Belt Control Unit

E 40 Cooling Fan Relay №1
F 30 VDC/TCS/ABS (Solenoid Valve Relay)
G 50 Ignition Switch, Park/Neutral Position Switch, Starter, Accessory Relay
H 40 Circuit Breaker №1 (Power Window, Door Lock, Driver Door Control Module, Rear LH Door Control Unit, Body Control Module(BCM), Sunroof Motor, Automatic Drive Positioner), Circuit Breaker №2 (Power Window, Door Lock, Passenger Door Control Module, Rear RH Door Control Unit, Driver Seat Control Unit, Automatic Drive Positioner, Rear Power Seat Control Unit (LH/RH))
I 40 Cooling Fan Motor №2 (Cooling Fan Relay №1, Cooling Fan Relay №2, Cooling Fan Relay №3)
J 30 BOSE Amplifier
K 50 VDC/TCS/ABS (Motor Relay)
L 50 Blower Relay (Fuses: 31, 33), Fuse: 32
Relay
R1 Back-Up Lamp
R2 Throttle Control Motor
R3 Headlamp (№2)
R4 Headlamp (№1)
R5 Park/Neutral Position
R6 Air Conditioner
R7 Tail Lamp
R8 Horn
R9 Ignition
R10 Front Wiper

Relay Box #1

Fuses and relays Infiniti Q45 (F50 2001-2006)

Ampere Rating Description
81 20 Heated Seat (Front/Rear)
82 10 Daytime Light Control Unit
Relay
R1 2002-2004: Climate Controlled Seat;
2005-2006: Cooling Fan №1
R2 2005-2006: Intelligent Cruise Control (ICC) Brake Hold
R3 2005-2006: Front Fog Lamp
R4 2002-2004: Intelligent Cruise Control (ICC) Brake Hold
R5 2002-2004: A/T PV ign;
2005-2006: Front Wiper Rain

Relay Box #2 (2005-2006)

Fuses and relays Infiniti Q45 (F50 2001-2006)

Relay
R1 Cooling Fan №2
R2 Not Used
R3 Cooling Fan №3

Video to the article

Fuse box location and diagrams: Infiniti Q45 (2001-2006)
Fuse \u0026 Relay locations for the Infiniti Q45. 2002-2006
Infiniti Q45 (2002-2006) Fuse Box Diagrams
Infiniti Q45 (1997-2001) Fuse Box Diagrams
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Infiniti Q45 (F50) – Service Manual, Repair Manual

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