zf

 

D - LEAKING OIL

Condition Probable Causes Suggested Remedies
Oil Leaking Into Converter Housing 1. Engine crankshaft rear oil seal defective. 1. Replace crankshaft seal (refer to vehicle service manual).
2. Input charging pump lip-type seal defective. 2. Replace pump seal.
3. Input charging pump OD sealring defective. 3. Replace pump sealring.
4. Converter assembly weld cracked (non-repairable, welded torque converter assembly. 4. Replace converter assembly.
5. Torque converter pump hub worn at seal area. 5. Replace torque converter pump hub. Note: Welded converter assemblies are not repairable and must be replaced as an assembly.
Transmission Fluid Leak at Output Shaft 6. Output flange seal faulty or missing. 6. Install new seal in rear of transmission housing.
7. Flange worn at seal surface. 7. Replace flange.
8. Sealant around seal OD defective. 8. Replace seal.

ZF

ZF transmission

ZF part

Clark transmission

clark part

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Copyright 2007 Last modified: 10-3-07