Clutch Pedal Spongy Low Pedal Effort
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Clutch Pedal Spongy Low Pedal Effort
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Cause
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Action
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DEFINITION: The clutch pedal may feel spongy, or it requires very little effort to operate.
Review the
Symptoms - Clutch
and perform the necessary inspections.
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Air in the hydraulic system
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Bleed the clutch hydraulic system. Refer to
Hydraulic Clutch System Bleeding
.
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Master cylinder fluid level low
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1.
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Inspect for leakage in the clutch master cylinder, hose connections, and the clutch actuator.
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2.
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Repair or replace any faulty components.
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Incomplete pedal return
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1.
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Inspect the pedal for full return.
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2.
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Clear any obstacles that may interfere with the pedal operation.
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Clutch incorrectly installed
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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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1.
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Remove the broken bolts.
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Release bearing worn or damaged
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Replace the release bearing. Refer to
Clutch Actuator Cylinder Replacement
.
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Contaminated hydraulic fluid
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1.
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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).
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2.
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Inspect the reservoir cap for being faulty if water is present.
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3.
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Inspect the clutch hydraulic fluid for dirt or debris.
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