Cause
| Action
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DEFINITION: The clutch pedal may feel spongy, or it requires very little effort to operate.
Review
Symptoms - Clutch and perform the necessary inspections.
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Air in the hydraulic system
| Bleed the clutch hydraulic system. Refer to
Hydraulic Clutch Bleeding.
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Master cylinder fluid level low
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- Inspect for leakage in the clutch master cylinder, hose connections, and the clutch actuator.
- Repair or replace any faulty components.
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Incomplete pedal return
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- Inspect the pedal for full return.
- Clear any obstacles that may interfere with the pedal operation.
- Faulty clutch pedal cruise control release switch--Refer to
Clutch Pedal Cruise Control Release Switch Replacement.
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Clutch incorrectly installed
| Remove the clutch and install it correctly. Refer to
Clutch Assembly Replacement.
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Clutch mounting bolts loose or broken
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- Remove the broken bolts.
- Replace the broken or loose bolts and tighten. Refer to
Clutch Assembly Replacement.
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Release bearing worn or damaged
| Replace the release bearing. Refer to
Clutch Actuator Cylinder Replacement.
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Contaminated hydraulic fluid
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- Inspect the clutch hydraulic fluid for contamination of water. If available, use a brake fluid boiling point tester. Boiling point should be above 177°C (350°F).
- Inspect the reservoir cap for being faulty if water is present.
- Inspect the clutch hydraulic fluid for dirt or debris.
- Flush and bleed the clutch hydraulic system if the above conditions are found. Refer to
Hydraulic Clutch Bleeding.
- If mineral oil was added, replace the clutch master cylinder and clutch actuator cylinder due to seal damage. Refer to
Clutch Master Cylinder Replacement and
Clutch Actuator Cylinder Replacement.
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