Manual Transmission System Service

Problem
Hard shifting into gear. 
Cause
Shift shaft or interlock binding. Clutch cable not adjusted properly. Bent or worn shift fork. Worn shift shaft. Gear or synchronizer sleeve tight on shaft or splines. Worn synchronizer rings or spring.s. Worn or stripped external teeth on gear. Input shaft or pilot bearing binding. Low lubricant level. Improper lubricant used.
Solution
Free shaft or interlock binding. Check adjust or replace clutch cable not adjusted properly. Replace shift fork. Replace shift shaft. Replace worn parts. Replace gear. Replace pilot bearing or input shaft. Fill to proper lubricant level. Drain and refill with specified lubricant.


Problem
Transmission sticks in gear.
Cause
Shift shaft or interlock binding. Shift detent sticking. Clutch not engaging. Synchronizer binding. Low lubricant level.
Solution
Free shaft and interlock binding. Free shift. Repair clutch cable. Replace synchronizer. Fill to proper lubricant level.

Problem
Transmission jumps out of gear.
Cause
Weak detent spring. Worn input or output shaft bearing. Worn pilot bearing. Excessive shaft or gear end play. Worn synchronizer. sleeve. Loose or broken input shaft retainer. Loose transmission or clutch housing. Misaligned transmission.
Solution
Replace detent spring. Replace input or output shaft bearing. Replace pilot bearing. Replace worn thrust washer. Replace synchronizer and gear. Replace input shaft retainer. Tighten attaching bolts. Check transmission alignment.

Problem
Gear clash when shifting.
Cause
Worn synchronizer. Clutch dragging. Pilot bearing or input shaft binding. High engine idle speed. Low lubricant level or improper lubricant.
Solution
Replace synchronizer. Repair clutch. Replace bearing or shaft. Adjust engine speed. Fill with correct lubricant to proper level.

Problem
Transmission noisy in neutral.
Cause
Worn pilot shaft bearing. Broken or worn gear.
Solution
Replace pilot shaft bearing. Replace gear.

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