2002 INFINITI QX4 Service and Repair Manual

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Factory-Grade Data

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

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Vehicle Safety Data

2002 INFINITI QX4 Recalls & Complaints

NHTSA #11V24400020/04/2011Component: STEERING:COLUMN

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,

Consequence

THE STRUT HOUSING MAY CRACK AND PULL AWAY FROM THE INNER HOOD LEDGE ASSEMBLY. THIS MAY LEAD TO GRI

Remedy

NISSAN WILL INSPECT THE STRUT HOUSING AND REPAIR THE VEHICLES AS NECESSARY, FREE OF CHARGE. AN INTE

NHTSA #15V28700015/05/2015Component: AIR BAGS

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

Consequence

In the event of a crash necessitating deployment of the passenger's frontal air bag, the inflator co

Remedy

Nissan will notify owners, and dealers will replace the passenger air bag inflator, free of charge.

NHTSA #22E06600009/08/2022Component: AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE

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

Consequence

An inflator explosion may result in sharp metal fragments striking the driver or other occupants res

Remedy

Dealers will inspect and replace the inflators as necessary, free of charge. Owner notification let

NHTSA #20V00800009/01/2020Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

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

Consequence

An inflator explosion may result in sharp metal fragments striking the driver or other occupants res

Remedy

Nissan will notify owners, and dealers will replace the front passenger air bag inflators with alter

NHTSA #10V31200006/07/2010Component: AIR BAGS:FRONTAL

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

Consequence

THE INFLATOR HOUSING MAY RUPTURE AND PIECES OF THE INFLATOR COULD STRIKE AND INJURE VEHICLE OCCUPANT

Remedy

NISSAN WILL NOTIFY THE OWNERS OF THE FORTY-SIX AFFECTED VEHICLES. DEALERS WILL REPLACE THE FRONT PA

NHTSA #17V06800002/02/2017Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

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

Consequence

An inflator rupture may result in metal fragments striking the vehicle occupants resulting in seriou

Remedy

Nissan will notify owners, and dealers will replace the front passenger air bag assembly, free of ch

TSB #11031720

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

TSB #11002539

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.

TSB #11001182

WINDOW GLASS WARRANTY INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #11001179

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.

TSB #11001177

WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #10232646

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.

TSB #10232645

WHEEL BEARING COLLISION DAMAGE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #10232644

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 78 technical service bulletins on file with NHTSA.

20160407Component: AIR BAGSCrash reported1 injured

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

20110824Component: SEAT BELTSCrash reported1 injured

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,

20060516Component: VEHICLE SPEED CONTROLCrash reported1 injured

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

20060516Component: SERVICE BRAKES, HYDRAULICCrash reported1 injured

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

20060516Component: AIR BAGSCrash reported1 injured

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.

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