Symptom Chart - Transmission Operation

WARNING: This page is about a different variant/trim than selected.

Symptom	Possible Sources	Action
High-effort gear shifting in one or more gears	Synchronizer ring or synchronization damaged	INSTALL a new synchronizer hub with synchronizer ring set and INSTALL a new gear belonging to the synchronizer unit as necessary. REFER to: Transmission . Because of various changes and the difficulty in estimating the level of wear, a complete new installation (as described above) is recommended.
Clutch does not operate correctly.		CHECK the clutch function and the brake fluid level. REFER to: Clutch .
Selector mechanism		Remove the selector mechanism and check the components. INSTALL new components as necessary. REFER to: Selector Mechanism .
Clashing or scratching noise during gear shifting	Synchronizer hub or synchronizer ring damaged	INSTALL a new synchronizer hub with synchronizer ring set and INSTALL a new gear belonging to the synchronizer unit as necessary. REFER to: Transmission . Because of various changes and the difficulty in estimating the level of wear, a complete new installation (as described above) is recommended.
Clutch does not operate correctly.		CHECK the clutch function and the brake fluid level. REFER to: Clutch .
Gear engagement not functioning correctly	External gearshift mechanism damaged	CHECK the external gearshift mechanism for damage. If no concern is determined, REMOVE the transmission. REFER to: Transmission .
Gear jumps out of engagement while driving	Missing snap rings; synchronization components damaged or worn clutch splines	INSTALL a new gear set, synchronizer unit and selector fork as necessary. CHECK the transmission for damage, particularly to the sliding sleeve. REFER to: Transmission .
Incorrect sliding sleeve; worn clutch splines		INSTALL a new gear set, synchronizer unit and selector fork as necessary. CHECK the transmission for damage, particularly to the sliding sleeve. REFER to: Transmission .
Selector forks		INSTALL new gear wheels, sliding sleeves and selector forks as necessary. CHECK the transmission for damage, particularly to the sliding sleeve. REFER to: Transmission .
Gearshift lever feels loose	Gearshift lever fixing	Check the gearshift mechanism; replace if necessary. Check gear lever mounting, external gearshift mechanism and shift cables; tighten if necessary. REFER to: External Controls .
Selector mechanism		Check the selector mechanism for play at the transmission.