Pinpoint Test C: Idle Boom/Shake/Vibration/Shudder
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2015 Jaguar XKR-S, 2015 Jaguar XKR, 2015 Jaguar XK, 2014 Jaguar XKR-S, and 2014 Jaguar XKR. However, it is still accessible from the selected car via links, so may be relevant.
- C1: CHECK CABLE/HOSES
- Check the engine compartment for any component that may be grounding between the engine and body or chassis. Example: air conditioning (A/C) hoses.
Are the components OK?
- Yes: GO to C2.
- No : CORRECT the condition. REPEAT the Road Test as outlined.
- C2: CHECK INTAKE AIR DISTRIBUTION AND FILTERING SYSTEM
- Check the intake air distribution and filtering system for loose/damaged components (primarily upstream of the Mass Air Flow (MAF) sensor).
Are the components OK?
- Yes: GO to C3.
- No : CORRECT the condition. REPEAT the road test as outlined.
- C3: CHECK THE STEERING WHEEL DAMPER
- Remove the driver air bag module and visually inspect the steering wheel damper for correct installation or any touch condition.
Is the damper OK?
- Yes: GO to C4.
- No : CORRECT the condition. REPEAT the Road Test as outlined.
- C4: CHECK THE COOLING RADIATOR
- Check the engine cooling radiator mountings and bushings for security and condition. Check the radiator installation for any component that may have a touch condition.
Are the installation and bushings OK?
- Yes: GO to C5.
- No : CORRECT the condition. REPEAT the Road Test as outlined.
- C5: CHECK THE EXHAUST SYSTEM
- Carry out the exhaust system neutralizing procedure in this section.
Is the exhaust system OK?
- Yes : CHECK and INSTALL new engine/transmission mounts as necessary. REPEAT Road Test as outlined.
- No : REPAIR as necessary. REPEAT Road Test.