Symptom Chart - Clutch Operation
WARNING: This page is about a different variant/trim than selected.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. For information about these practicesREFER to: About This article .
| Condition | Possible Sources | Actions |
|---|---|---|
| Clutch slippage | Clutch pedal reserve Worn or damaged pressure plate Clutch disc facing Hardened or oiled clutch disc facing surface Flywheel |
GO to Pinpoint Test A |
| Clutch chatter, rattle or shudder | Loose or damaged engine or transmission mounts Oil on clutch disc facing Worn pressure plate Clutch disc facing Loose or damaged flywheel Worn clutch disc |
GO to Pinpoint Test B |
| Clutch drag | Insufficient clutch hydraulic fluid Air in hydraulic system Clutch pedal reserve Diaphragm springs Clutch disc Clutch disc splines Oil on clutch disc facing |
GO to Pinpoint Test C |
| Clutch pedal pulsation | Clutch and brake pedal pivot shaft not correctly lubricated Flywheel Worn pressure plate springs Clutch diaphragm finger runout |
GO to Pinpoint Test B |
| Clutch related vibrations | Engine component grounding against frame Accessory drive belt Flywheel bolts loose Flywheel Imbalanced clutch pressure plate |
GO to Pinpoint Test B |
| Hard shifting | Insufficient clutch hydraulic fluid Clutch pedal reserve Transmission concern |
GO to Pinpoint Test C |
| Boom noise while accelerating | Broken Dual Mass Flywheel | Accelerate the vehicle in the highest gear from 1000 rpm to 2000 rpm at wide open throttle. If the boom noise is noticeable during acceleration but it stops after the accelerator pedal is released, remove the clutch and inspect the flywheel. Refer to: Clutch Disc and Pressure Plate . Refer to: Flywheel Inspection - 1.6L EcoBoost (132kW/180PS) - Sigma . |
| Rattle/Harsh vibration while driving | Broken Dual Mass Flywheel | Gently accelerate the vehicle between idle and 2000 rpm. If there is excessive rattle and harsh vibration, remove the clutch and inspect the flywheel. Refer to: Clutch Disc and Pressure Plate . Refer to: Flywheel Inspection - 1.6L EcoBoost (132kW/180PS) - Sigma . |
| Rattle at idle | Broken Dual Mass Flywheel | With the engine idling and the transmission in NEUTRAL, slowly press the clutch. If an excessive gear rattle is heard while cycling the clutch, remove the clutch and inspect the flywheel. Refer to: Clutch Disc and Pressure Plate . Refer to: Flywheel Inspection - 1.6L EcoBoost (132kW/180PS) - Sigma . |
| Rattle at Start up | Broken Dual Mass Flywheel | Start the engine with the transmission in NEUTRAL. If an excessive gear rattle is heard during start-up, remove the clutch and inspect the flywheel. Refer to: Clutch Disc and Pressure Plate . Refer to: Flywheel Inspection - 1.6L EcoBoost (132kW/180PS) - Sigma . |
| Rattle at shut down | Broken Dual Mass Flywheel | With the engine running and the transmission in NEUTRAL, turn the ignition to the OFF position. If a harsh metallic noise is heard during the last revolutions just before the engine stops, remove the clutch and inspect the flywheel. Refer to: Clutch Disc and Pressure Plate . Refer to: Flywheel Inspection - 1.6L EcoBoost (132kW/180PS) - Sigma . |