MANUAL TRANSMISSION 5B-5
Check
Clutch not releasing. Improper or low transmission oil. Shift or shift rail binding. Binding of sliding synchronizers or gears.
If reverse only, faulty backup switch. Worn or damaged flywheel pilot bushing. Check
Control lever assembly broken or damaged.
Damaged offset lever, shift fork, selector place or selector arm. DIAGNOSIS
WILL NOT SHIFT(CONTROL LEVER MOVES)
Action
Replace control lever and housing assembly.
Remove extension, adapter or case cover. Check or replace damaged parts.
HARD SHIFT OR CONTROL LEVER WILL NOT MOVE INTO GEAR
Action
Adjust or replace clutch. Add or replace with specified oil.
Remove extension, adapter or case cover. Check or replace damaged parts.
Remove extension, adapter or case cover. Check synchronizers and gears and replace damaged parts. Check or replace backup switch. Replace pilot bushing.
GEARS CRASH WHEN SHIFTING
Check
Engine idle speed too high. Damaged or faulty clutch.Pilot bearing between input shaft and output shaft binding.
Damaged synchronizer. Bell housing misaligned. Damaged gear(s).Worn or damaged flywheel pilot bushing. Action
Adjust idle speed to specified speed.Adjust or replace clutch.Replace or check roller bearings.Check or replace synchronizer parts. Align bell housing and bore. Check or replace gear(s).Replace pilot bushing.
5B-6 MANUAL TRANSMISSIONCheck
Loosened transmission or flywheel housing bolts,
improper alignment.Synchronizer damaged or excessively worn. Blocking ring damaged, worn index slots or friction surfaces worn or damaged.
Excessive countershaft end play. Worn or damaged fork due to loosened shaft, rail or shifting fork. TRANSMISSION JUMPS OUT
Action
Tighten bolts to specified value. Realign if necessary. Check or replace synchronizer parts.
Check or replace blocking ring.Check worn or damaged parts. Adjust shim thickness
using roller bearings if necessary.Check for wear or damaged. Replace worn or damaged parts.
Check
Fork or offset lever loose on shaft or rail.
Worn or damaged forks, offset lever, shaft or rail.
Worn or damaged synchronizer. Worn or damaged gears. TRANSMISSION LOCKED IN ONE GEARAction
Replace extension, adapter or case cover. Check or replace loose parts on shaft or rail. Replace roll pin(s).
Remove extension, adapter or case cover. Check forwear or damaged. Replace damaged parts.Check worn or damaged synchronizer parts and
replace if necessary.
Check worn or damaged gears and replace if neces-
sary.
Check
Improper or low transmission oil. Loose bolts or other attaching parts.Improper flywheel housing to engine crankshaftalignment.Noisy transmission bearing. Noisy gears. TRANSMISSION NOISEAction
Add or drain and replace with proper oil.
Tighten as specified.
Realign correctly. Check bearings, bearing rollers and parts for wear or damage.
Replace if necessary.Check for worn or damaged gears(including speedometer gear).
Replace if necessary.