1999 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
- 3.3L 3275CC V6 GAS SOHC 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
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.
INFINITI; FRONT SONAR PARKING SENSOR SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
INFINITI: LOCK/UNLOCK REQUEST BUTTON ON OUTSIDE DOOR HANDLE OUTSIDE DOOR HANDLE DOES NOT RESPOND. LOCK/UNLOCK REQUEST BUTTON LOCATED ON OUTSIDE DOOR HANDLES OF VEHICLES CAN BE DISABLED (OR ENABLED) THROUGH EITHER THE "COMFORT & CONV" SETTIN
INFINITI: REPROGRAMMING ELECTRONIC CONTROL UNIT (ECU) ON ALL QUALIFYING VEHICLES. NO MODELS LISTED. MODEL YEARS 1998-2013. *PE
INFINITI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. CERTAIN VEHICLES REGISTERED IN STATES WHERE CONCENTRATION OF ROAD IS USED, AN INSPECTION FOR CORROSION AND REPAIR, IF NECESSARY, ON FRONT HOUSING PANELS. SAFETY RECALL CAMPAIGN. MODEL Q
NISSAN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. 1997-2004 QX4. IN STATES WHERE HEAVY CONCENTRATIONS OF ROAD SALT ARE USED IN THE WINTER, THE FRONT DRIVERS SIDE STRUT HOUSING CAN DEVELOP CORROSION THAT MAY CAUSE DAMAGE.
Showing the 8 most recent of 65 technical service bulletins on file with NHTSA.
ON NOV. 4TH, 2013, I WAS DRIVING MY CHILD TO SCHOOL. I BEGAN TO TURN LEFT & THE CAR SUDDENLY JERKED US TO THE LEFT & THEN WENT OUT OF CONTROL. AS WE WERE JERKED TO THE LEFT, I FELT THE STEERING WHEEL
TL* THE CONTACT OWNS A 1999 INFINITI QX4. WHILE DRIVING APPROXIMATELY 30 MPH, THE CONTACT LOST CONTROL OF THE STEERING CAUSING HIM TO CRASH INTO A POLE. THE VEHICLE SUSTAINED DAMAGE TO THE FRONT DRIVE
TL* THE CONTACT OWNS A 1999 INFINITI QX4. WHILE DRIVING APPROXIMATELY 30 MPH, THE CONTACT LOST CONTROL OF THE STEERING CAUSING HIM TO CRASH INTO A POLE. THE VEHICLE SUSTAINED DAMAGE TO THE FRONT DRIVE
TL* THE CONTACT OWNS A 1999 INFINITI QX4. WHILE DRIVING APPROXIMATELY 30 MPH, THE CONTACT LOST CONTROL OF THE STEERING CAUSING HIM TO CRASH INTO A POLE. THE VEHICLE SUSTAINED DAMAGE TO THE FRONT DRIVE
TL* THE CONTACT OWNS A 1999 INFINITI QX4. WHILE DRIVING APPROXIMATELY 30 MPH, THE CONTACT LOST CONTROL OF THE STEERING CAUSING HIM TO CRASH INTO A POLE. THE VEHICLE SUSTAINED DAMAGE TO THE FRONT DRIVE
Showing the 5 most serious of 69 complaints filed with NHTSA.
