2008 JAGUAR XK AJ-V8 Gen III 4.2L/AJ-V8S 4.2L Supercharged (X150)
X150 / 2-door coupe/convertible / Global including UK, USA, Europe, Australia, Middle East
AJ-V8 Gen III 4.2LAJ-V8S 4.2L SuperchargedExact year/trim recordSilver
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Camshaft position sensor failure
- Ignition coil pack issues
- Supercharger drive belt wear on supercharged variants
First checks
- Inspect timing chain and tensioners
- Check cooling system for leaks
- Verify oil level including service-fill procedure
Before replacing parts
- Save fault codes and freeze-frame data before clearing anything.
- Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
- Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.
Important notes
- Supercharged 4.2L variant primarily targeted at performance markets including USA and Europe.
- Oil capacity includes filter change; quantity varies slightly by market and engine variant.
- 6-speed manual transmission was generally not available globally in 2008 but may be present in select markets.