Diesel Data: Automotive Repair

11 Deviations at All Shift Points (Early, Late Shifts)

PROBLEM
Deviations at all shift points (Shift point deviations)

DESCRIPTION
Deviations occur at all shift points during operation. In this case, a defective pulse generator B (PG-B), shift control solenoid valves A, B (SCSV-A, -B), etc. are suspected.

PROBABLE CAUSE OF TROUBLE
- Defective pulse generator B (PG-B)
- Defective shift control solenoid valves A, B (SCSV-A, -B)
- Defective transaxle control module
- Abnormal reducing and/or kickdown servo brake apply pressure
- Defective clutches and/or brakes
- Defective valve body





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