Manual Transmission Symptom Diagnosis
WARNING: This page is about a different variant/trim than selected.
MANUAL TRANSMISSION SYMPTOM DIAGNOSIS CHART
| Condition | Possible Cause | Action |
|---|---|---|
| Gear slipping out of mesh | Worn shift fork shaft | Replace . |
| Worn shift fork or synchronizer sleeve | Replace . | |
| Weak or damaged locating spring | Replace . | |
| Worn bearings on input shaft, countershaft or output shaft | Replace . | |
| Worn chamfered tooth on sleeve or gear | Replace sleeve and gear . | |
| Missing or disengagement of snap ring(s) | Install or replace . | |
| Gears refusing to disengage | Weakened or broken synchronizer spring | Replace . |
| Distorted shift shaft or shift fork | Replace . | |
| Hard shifting | Improper clutch pedal free travel | Replace pedal arm and/or clutch master cylinder . |
| Distorted or broken clutch disc | Replace . | |
| Damaged clutch pressure plate | Replace clutch cover . | |
| Air in clutch hydraulic system | Bleed air . | |
| Fluid leakage from clutch fluid line | Locate leaking point and repair . | |
| Worn synchronizer ring | Replace . | |
| Worn chamfered tooth on sleeve or gear | Replace sleeve and gear . | |
| Distorted shift shaft | Replace . | |
| Noise | Inadequate or insufficient lubricant | Replenish . |
| Damaged or worn bearing(s) | Replace . | |
| Damaged or worn gear(s) | Replace . | |
| Damaged or worn synchronizer ring | Replace . | |
| Damaged or worn chamfered tooth on sleeve or gear | Replace . |