Possible Points of Fluid Leaks
WARNING: This page is about a different variant/trim than selected.
Transmission Oil Pan
- Incorrectly tightened oil pan bolts
- Improperly installed or damaged oil pan gasket
- Damaged oil pan or mounting face
- Incorrect oil pan gasket
- Incorrectly tightened or damaged drain plug
Case Leak
- Damaged output speed sensor seal
- Damaged manual shaft seal
- Loose or damaged oil cooler connector fittings
- Worn or damaged propeller shaft oil seal
- Loose line pressure pipe plug
- HV 3 Phase cable lug box
- Porous casting warped dampener housing
Leak at the Dampener End
- Dampener leak in the weld area
- Dampener seal lip cut. Check the Dampener hub for damage
- Dampener seal bushing moved forward and damaged
- Dampener seal garter spring missing from the seal
- Porous casting of the transmission case or the oil pump
Leak at the Vent Pipe
- Overfilled system
- Water or coolant in the fluid; The fluid will appear milky
- Transmission case porous
- Incorrect fluid level indicator
- Plugged vent
- Drain-back holes plugged
- Mispositioned oil pump to case gasket, if equipped
Leak at the Case Extension
- Output shaft seal assembly - located in the case
- Output shaft seal assembly - located in the case extension