Infiniti QX56 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your Infiniti QX56
Verified by mechanics, reported by drivers like you
Ask a mechanic in our community
Our experts translate recalls into plain English
Infiniti QX56 ProblemsExhaust manifolds crack and make loud noise on acceleration
It is not uncommon one or both of the exhaust manifolds to crack resulting in an exhaust leak. Symptoms will begin as a ticking type noise noted on acceleration when the engine is cold.
An abnormal noise may develop from the timing chain area, Our technicians tell us it may be necessary to replace the variable valve timing camshaft shaft sprockets to correct this concern.
The airbag (SRS) light may illuminate with code B1177 and/or B1182, related to the front seat belt pre-tensioners. Our technicians tell us revised front seat belt buckles are available to correct this concern.
Infiniti QX56 Questionshow can i diagnos a problem (1 answer)
Why would it do that?
Infiniti QX56 RecallsPotential Fuel Leak
The fuel pressure sensor may not have been sufficiently tightened during vehicle production. As a result, the fuel pressure sensor may loosen over time resulting in a fuel leak. Any fuel leak increases the risk of a fire. Nissan / Infiniti dealers will replace the fuel pressure sensor as necessary to correct this concern.
In the affected vehicles the driver's front airbag may have been manufactured with and incorrect part. This part may block the flow of propellant when the airbag is deployed. This could cause the airbag to rupture, increasing the risk of personal injury. Dealers will replace the driver's front airbag to correct this concern.
On certain vehicles, the fuel pressure sensor may not have been tightened to the correct specification. As a result, the fuel pressure sensor may loosen due to heat and vibration, causing a fuel leak. Fuel leaks always increase the risk of a fire. Dealers will replace the fuel pressure sensor to correct this concern.