2009 Jaguar XJ (X350/X351)
Browse our directory of 2009 Jaguar XJ (X350/X351) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
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Common Problems & Reliability
The 2009 Jaguar XJ (X350/X351) has 5 known issues. 2 of these are classified as serious faults that could be expensive to repair. 3 are moderate concerns worth inspecting before purchase.
Air Suspension Failure
SeriousAir struts leak or the compressor fails to reach pressure, leaving the car "slammed" on its bump stops.
Symptoms: "Air Suspension Fault" message, Car sitting low on one or more corners after being parked...
Est. repair cost: £400–£1,200
Timing Chain Tensioner Wear (5.0 V8)
SeriousEarly 5.0 V8 and 3.0 supercharged V6 engines have a design flaw where the timing chain tensioner piston wears through the aluminium-backed guide over time. This causes the chain to stretch and eventually jump, which can destroy the engine. The issue is most critical on pre-2013 cars.
Symptoms: Metallic rattling noise on cold start, Restricted performance warning...
Est. repair cost: £2,500–£5,000
Aluminum Corrosion (X350)
ModerateAlthough it won’t rust like steel, the X350 suffers from galvanic corrosion, appearing as bubbling paint around the wheel arches and boot lid.
Symptoms: Bubbling paint, White powdery residue under paint chips
Est. repair cost: £400–£1,000
ZF Gearbox Surging & Lurch
ModerateThe ZF six-speed automatic gearbox can develop surging on light throttle at 30-50mph and harsh lurching into gear when coming to a stop. This is typically caused by torque converter clutch issues or outdated TCM software and can often be resolved with a software reflash and fresh fluid.
Symptoms: Surging or hunting at steady throttle speeds, Harsh lurch when coming to a stop...
Est. repair cost: £250–£800
Door Lock & Window Regulator Failures
ModerateThe door lock actuators and window regulators are common failure points on the X350. Lock failures can leave doors stuck in the double-locked position, while window regulators fail with the cable-driven mechanism snapping or the motor burning out.
Symptoms: Door fails to lock or unlock, Window drops into the door panel...
Est. repair cost: £150–£400 per door
Buying Tips for the 2009 Jaguar XJ (X350/X351)
- ✓On X350 models, look for "white powder" under the paint; this is aluminum corrosion (oxidization) and is common on rivets.
- ✓On X351 models (2010+), check the sunroof for popping or creaking sounds—a common issue often requiring new subframe bolts.
- ✓The 3.0D V6 (X351) is a powerhouse but check for any signs of crankshaft issues or oil dilution.
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