Inside Line: TecRMI

Noises from rear axle differential Jaguar XJ (X350 & X358); 3.0 Reference number(s): K035 Fault symptoms: Rear axle differential generates noises. Causes: Contaminated oil Remedy: Replace rear axle differential. Coolant leak Jaguar XJ and S-Type; […]

Inside Line: Dayco

Timing Drive System The 2.7-litre diesel engine used in both the X350 and X358 were fitted with a Dayco High Tenacity (HT) or ‘white’ timing belt as their original equipment fitment. The HT belt is […]

Inside Line: First Line

Steering & Suspension If knocking or clunking is heard from the front of the Jaguar XJ when being driven over bumps or pot holes, it’s likely to be a problem with the front suspension, in […]