Pinpoint Test E: Clutch Related Vibrations
WARNING: This page is about a different car, the 2006 Mercury Milan and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
- E1 CHECK FOR ENGINE COMPONENT GROUNDING
- With the vehicle in NEUTRAL, position it on a hoist. Refer to JACKING & LIFTING .
- Check the engine mount interlocks for grounding.
- Check for the exhaust manifold or other engine components grounding on the body or frame.
- Is there evidence of grounding on the body or frame?
Yes : REPAIR any components as necessary.
No : GO to E2.
- E2 CHECK FOR ACCESSORY DRIVE VIBRATIONS
- Remove the accessory drive belt and check for vibration.
- Does the vibration stop when the accessory drive belts are removed from the engine?
Yes : REFER to ACCESSORY DRIVE - 2.3L to diagnose the accessory drive belt components.
No : GO to E3.
- E3 CHECK FOR RELEASE BEARING NOISE
- Key in START position.
- Press and hold the clutch pedal.
- Is a whirring, grating or grinding noise present only when the pedal is pushed?
Yes : INSTALL a new clutch slave cylinder. REFER to CLUTCH CONTROLS .
No : GO to E4.
- E4 INSPECT THE FLYWHEEL
- Remove the transaxle. Refer to MANUAL TRANSAXLE/TRANSMISSION .
- Inspect for loose flywheel bolts.
- Check for an excessively burnt or severely cracked contact surface.
- Inspect the flywheel runout. Refer to FLYWHEEL RUNOUT CHECK .
- Is the flywheel OK?
Yes : GO to E5.
No : TIGHTEN, RESURFACE or INSTALL a new flywheel. REFER to ENGINE - 2.3L .
- E5 CHECK FOR PRESSURE PLATE IMBALANCE
- Support the engine securely.
- Operate the engine with the transaxle removed.
- Is the vibration still present?
CAUTION: Failure to support the engine correctly could result in damage to the vehicle.Yes : REFER to NOISE, VIBRATION & HARSHNESS to diagnose the engine vibration concern.
No : INSTALL a new clutch pressure plate. REFER to CLUTCH .