2011 Infiniti QX56 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2011 Infiniti QX56
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2011 Infiniti QX56 ProblemsAbnormal Noise From Timing Chain Area
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.
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.
A clunking or popping noise may develop when driving over pot holes or rough roads, the front coil springs may be the source of the noise. Our technicians tell us updated parts are available to address this problem.
2011 Infiniti QX56 Questionswon't start. Lights, dash, radio, nav on. Humming sound when brake is pressed (1 answer)
Car won't start. All lights, radio, and nav come on. I have a brand new battery. The fusable links look ok (I think). If I press ignition starter while pursuing brake, radio turns off and I hear a vibrating/humming sound
Had timing chain repair job 10,000 miles ago now at 86,000 miles. Tonight while driving to work noticed it's getting over 21 mpg in the city (normally 15). Cruise control on engine starts surging when I was on the interstate. Turned cc off engine still surging. It would not accelerate properl...
I was out of town on business when I heard what sounded like a squeel from the belt as I started my qx56. The sound was only there for a moment when I started it. It has 78,000 miles on it and has all it's regular services. I was home the next day and as I was leaving for work it did the same...
2011 Infiniti QX56 RecallsFuel Leak from Fuel Pressure Sensor
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.