2008 INFINITI QX56 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
- 5.6L 5552CC V8 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 MODEL YEAR 2008 NISSAN ARMADA AND INFINITI QX56 VEHICLES MANUFACTURED FROM FEBRUARY 7, 2007 THROUGH FEBRUARY 14, 2007. THESE VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDER
INCORRECT INFLATION OF THE SIDE CURTAIN AIR BAG MAY INCREASE THE RISK OF INJURY TO A VEHICLE OCCUPAN
DEALERS WILL REPLACE BOTH RIGHT AND LEFT FRONT PILLAR FINISHERS FREE OF CHARGE. THE SAFETY RECALL B
NISSAN IS RECALLING CERTAIN FRONT AND REAR LOWER LINKS, P/NOS. 54501ZQ00A, 54500ZQ00A, 551A1ZQ00A, 551A0ZQ00A , 54501EA00A, 54500EA00A, 551A1EA500, 551A0EA500, 54501ZR00A, AND 54500ZR00A, SOLD BETWEEN
IF THE COLLAR WELD SEPARATES, THE VEHICLE HANDLING WILL DETERIORATE, POSSIBLY RESULTING IN A VEHICLE
NISSAN WILL NOTIFY OWNERS AND DEALERS WILL REPLACE ANY AFFECTED LOWER LINK FREE OF CHARGE. THE SAFE
NISSAN IS RECALLING CERTAIN MODEL YEAR 2005-2009 TITAN, ARMADA, AND INFINITI QX56 VEHICLES. THE INSTRUMENT PANEL FUEL GAUGE MAY INACCURATELY DISPLAY THAT THE VEHICLE STILL HAS SOME FUEL, TYPICALLY A
THIS COULD CAUSE THE VEHICLE TO RUN OUT OF GAS AND STALL ON THE HIGHWAY, WHICH COULD CAUSE A CRASH.
DEALERS WILL REPLACE THE FUEL SENDER UNIT INSIDE THE FUEL TANK WITH A NEW IMPROVED SENDER CARD. THI
NISSAN IS RECALLING CERTAIN MODEL YEAR 2008-2010 TITAN, ARMADA, AND INFINITI QX56, AND MODEL YEAR 2008-2009 NISSAN QUEST VEHICLES. THE BRAKE PEDAL PIVOT PIN END WAS NOT SPIN-FORMED TO SPECIFICATION D
THE DRIVER WILL EXPERIENCE UNUSUAL AND NOTICEABLE LOOSENESS IN THE PEDAL AND A REDUCTION IN BRAKING
DEALERS WILL INSPECT TO SEE IF THE PIVOT PIN HAD BEEN FORMED PROPERLY AND WILL REPLACE THE BRAKE PED
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.
CAN COMMUNICATION NETWORK DIAGNOSTIC FLOW CHART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
CAN COMMUNICATION CODES DIAGNOSTIC TIPS AND GUIDELINES 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.
ABS/VDC CAN DIAGNOSIS INFORMATION 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 55 technical service bulletins on file with NHTSA.
I was involved in an auto rollover accident on January2, 2023 when a driver "t-boned" me in my 2008 Infiniti Qx56 striking the middle of the passenger side of my Qx56 after running a stop sign and fai
TL* THE CONTACT OWNS A 2008 INFINITI QX56. WHILE ATTEMPTING TO MAKE A LEFT TURN AT SPEEDS OF 7 MPH, A VEHICLE CRASHED INTO THE REAR PASSENGER SIDE WHEEL OF HIS VEHICLE. HE DEPRESSED THE BRAKE PEDAL BU
I APPLIED BRAKES WITH PLENTY OF LEAD TIME BUT THE QX56 FAILED TO BRAKE CAUSING ME TO REAR END ANOTHER SUV; I DID MINIMAL DAMAGE TO THE OTHER CAR BUT DAMAGED MY RADIATOR/FRONT-BUMPER/HOOD. I HAD A SIM
TL* THE CONTACT OWNS A 2008 INFINITY QX56. THE CONTACT STATED THAT AFTER SHIFTING INTO PARK WITH THE ENGINE TURNED ON AND EXITING THE VEHICLE, THE VEHICLE ERRONEOUSLY ROLLED AWAY AND CRASHED INTO A NE
TL* THE CONTACT OWNS A 2008 INFINITI QX56. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 10 MPH AND DEPRESSING THE BRAKE PEDAL, SHE NOTICED A VIBRATION IN THE PEDAL AND THE VEHICLE WOULD NOT STO
Showing the 5 most serious of 73 complaints filed with NHTSA.
