2002 INFINITI QX4 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical coverage with wiring diagrams
- Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more
Trims covered
- Base Sport Utility 4-Door
Engines covered
- 3.5L 3498CC V6 GAS DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
NISSAN IS RECALLING CERTAIN MODEL YEAR 1996-2004 PATHFINDER AND MODEL YEAR 1997-2003 INFINITI QX4 VEHICLES ORIGINALLY SOLD, OR CURRENTLY REGISTERED IN, CONNECTICUT, DELAWARE, IOWA, ILLINOIS, INDIANA,
THE STRUT HOUSING MAY CRACK AND PULL AWAY FROM THE INNER HOOD LEDGE ASSEMBLY. THIS MAY LEAD TO GRI
NISSAN WILL INSPECT THE STRUT HOUSING AND REPAIR THE VEHICLES AS NECESSARY, FREE OF CHARGE. AN INTE
Nissan North America, Inc. (Nissan) is recalling certain model year 2001-2003 Nissan Maxima, 2002-2004 Pathfinder, 2002-2006 Sentra, 2002-2003 Infiniti QX4 and I35, 2003 FX35 and FX45, and 2001 I30 ve
In the event of a crash necessitating deployment of the passenger's frontal air bag, the inflator co
Nissan will notify owners, and dealers will replace the passenger air bag inflator, free of charge.
Nissan North America, Inc. (Nissan) is recalling certain air bag inflator replacement service parts that may have been installed as part of a theft or collision repair. The parts include certain pass
An inflator explosion may result in sharp metal fragments striking the driver or other occupants res
Dealers will inspect and replace the inflators as necessary, free of charge. Owner notification let
Nissan North America, Inc. (Nissan) is recalling certain 2001-2003 Maxima, 2002-2006 Sentra, 2002-2004 Pathfinder, 2007-2011 Versa Sedan and Versa Hatchback, 2001-2004 Infiniti I30 and I35, 2002-2003
An inflator explosion may result in sharp metal fragments striking the driver or other occupants res
Nissan will notify owners, and dealers will replace the front passenger air bag inflators with alter
NISSAN IS RECALLING FORTY-SIX CERTAIN MODEL YEAR 2002 PATHFINDER AND INFINITI QX4 VEHICLES MANUFACTURED FROM AUGUST 24, 2001 THROUGH AUGUST 28, 2001. THE AIR BAG INFLATOR CONTAINS PROPELLANT WAFERS T
THE INFLATOR HOUSING MAY RUPTURE AND PIECES OF THE INFLATOR COULD STRIKE AND INJURE VEHICLE OCCUPANT
NISSAN WILL NOTIFY THE OWNERS OF THE FORTY-SIX AFFECTED VEHICLES. DEALERS WILL REPLACE THE FRONT PA
Nissan North America, Inc. (Nissan) is recalling certain 2002 Pathfinder and Infiniti QX4 vehicles. These vehicles are equipped with Takata air bag inflators assembled as part of the passenger fronta
An inflator rupture may result in metal fragments striking the vehicle occupants resulting in seriou
Nissan will notify owners, and dealers will replace the front passenger air bag assembly, free of ch
CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement Certification Label or VIN Plate/Label may be needed. HINT: Certification Label = FMVSS (Federal Motor Vehi
INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
WINDOW GLASS WARRANTY INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
WHEEL BEARING COLLISION DAMAGE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
Showing the 8 most recent of 52 technical service bulletins on file with NHTSA.
TAKATA RECALL AIR BAG DID NOT DEPLOY WHEN STATIONERY 2002 INFINITI QX4 STOPPED AT TRAFFIC LIGHT ON CITY STREET WAS HIT IN THE REAR BY ANOTHER VEHICLE WHICH WAS ACCELERATING. PUSHED INFINITI QX4 2
I OWN A 2002 INFINITI QX4 SUV TRUCK. I AM FILING A COMPLAINT ABOUT THE FRONT DRIVERS SIDE SEAT BELT AND SHOULDER HARNESS. WHEN SEAT BELT IS FASTENED, THE SHOULDER HARNESS RUBS YOUR NECK WHILE DRIVING,
DT*: THE CONTACT STATED WHILE PULLING INTO A GARAGE AT 5-10 MPH, THE VEHICLE ACCELERATED RESULTING IN THE VEHICLE CRASHING THROUGH THE CONTACT'S HOUSE. DURING THE INCIDENT THE CONTACT HAD BRAKE FAILU
DT*: THE CONTACT STATED WHILE PULLING INTO A GARAGE AT 5-10 MPH, THE VEHICLE ACCELERATED RESULTING IN THE VEHICLE CRASHING THROUGH THE CONTACT'S HOUSE. DURING THE INCIDENT THE CONTACT HAD BRAKE FAILU
DT*: THE CONTACT STATED WHILE PULLING INTO A GARAGE AT 5-10 MPH, THE VEHICLE ACCELERATED RESULTING IN THE VEHICLE CRASHING THROUGH THE CONTACT'S HOUSE. DURING THE INCIDENT THE CONTACT HAD BRAKE FAILU
Showing the 5 most serious of 54 complaints filed with NHTSA.
