Pinpoint Test E: Engagement Quality - Reverse

Normal Operation and Fault Conditions
- Delayed/soft reverse
  - Check the transmission fluid level. REFER to: Transmission Fluid Level Check .
  - Carry out the transmission strategy download and the adaptive learning drive cycle. REFER to: Transmission Strategy Download . REFER to: Adaptive Learning Drive Cycle .
  - Carry out the line pressure test. If line pressure is low, refer to the Line Pressure Diagnosis Chart for further diagnosis. REFER to: Special Testing Procedures .
  - Check the B clutch for a slipping apply condition. REFER to: B Clutch .
  - Check the hydraulic SOWC for a does not apply condition. REFER to: Hydraulic Selectable One-Way Clutch Assembly .
- Harsh reverse
  - Carry out the transmission strategy download and the adaptive learning drive cycle. REFER to: Transmission Strategy Download . REFER to: Adaptive Learning Drive Cycle .
  - Check the B clutch for a harsh apply condition. REFER to: B Clutch .
  - Check the hydraulic SOWC for damage. REFER to: Hydraulic Selectable One-Way Clutch Assembly .
Possible Sources
- Corrupted transmission strategy
- Low transmission fluid level
- Low or high line pressure
- Clutch fault
Diagnostic steps are not provided for this symptom or DTC. REFER to: Diagnostic Methods