| Input Carrier Assembly (470) |
Inspect for worn or stripped ring gear splines |
| Case Assembly (51) |
- Check the engine for diagnostic codes. If the engine controller signals the transmission that engine torque is inaccurate, the transmission will command high line pressure.
- Check line pressure at idle is below 800kPa.
- Inspect for stuck valves in the lower valve body, particularly the boost valves.
- Inspect for damaged or fatigued 1-2-3-4 clutch wave plate (458) and low and reverse clutch wave plate (450).
- Inspect for stripped or worn splines on 1-2-3-4 clutch plate (456).
- Inspect for improperly positioned or plugged low reverse piston (408) air bleed.
- Inspect for correct fluid level.
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| Low and Reverse Clutch Assembly (OWC) (455) |
Inspect for stripped or sheared internal and external splines on the low and reverse clutch assembly (455). |