Crankshaft Rear Oil Seal - Leakage Diagnosis

9220isuzu01

BULLETIN NUMBER
SB92-01-002


ISSUE DATE
March 26, 1992


GROUP
ENGINE


REAR OIL SEAL LEAKAGE


AFFECTED VEHICLES

All Isuzu models.

SERVICE INFORMATION

Diagnosing engine oil leakage requires careful detection of the exact source of the leak. A "Crankshaft Seal Leak Diagnosis and Installation Procedure" job aid, provided by Federal-Mogul. It describes procedures for diagnosing engine oil leaks and replacing the rear crankshaft oil seal. To ensure proper diagnosis, these procedures should be followed to determine crankshaft seal effectiveness.





DIAGNOSIS ENGINE OIL LEAK