2004 Jaguar XJR
Mileage
109,027
Service Date
8/31/2023
Services Performed
- Inspected and found rear suspension too low. Located source of air leak at the rear left shock assembly. Suspension compresor is also starting to get louder. Scanned vehicle for related faults and found: C2303 Reservoir implausible. C2302 Leveling implausible. >>Recommend replace both rear air struts with new.
- SCanned vehicle for related faults and found: P0305 Cylinder 5 misfire detected. We removed engine covers to access, and inspect ignition system and found spark plugs aged. Cleared faults for diagnosis and test drove vehicle. We did not duplicate in the test drive. >>Recommend replace all spark plugs and related ignition coil.
- Remove and replace diagnosed leaking rear air suspension with new. Re assemble vehicle, clear related faults, and test for proper operation.
- Remove engine covers and accessories necessary access, remove, and replace worn spark plugs and cylinder 5 ignition coil with new. Re assemble vehicle, clear related faults, and test for proper operation. >>>>>>>>> After this service, the engine still was not running properly. We performed further diagnosis and found the mass air meter voltage was on the high side at 1.4v. We disconnected the MAF and road tested vehicle. Misfire cleared up. Suspect mass air meter may be failing.
- Replaced mass air flow sensor with new. Found fuel trims closer to normal, but still not correct. Suspect aftermarket intake may be related
David W. gave our service a 5 star review on 9/10/2023
