Check
| Causes
|
DEFINITION:
A large engine RPM increase is noted, with no vehicle forward speed increase, during the following conditions:
• | The transmission is in Drive range. |
• | The vehicle is stopped or moving slowly. |
• | The vehicle brakes are not applied. |
• | The throttle is opened 25 percent or greater. |
|
Forward Clutch Assembly
|
• | Damaged or worn clutch plates |
• | Damaged or stuck ball check valve |
|
Forward Clutch Sprag
|
• | Worn or pitted inner race |
|
Fluid Pump
|
• | Fluid pump screen assembly plugged or damaged |
• | Fluid pump rotor guide omitted or misassembled |
• | Fluid pump rotor cracked or broken |
• | Fluid pump surfaces not flat |
• | Excessive fluid pump rotor clearance |
|
Low Clutch Sprag
|
• | Worn or pitted inner race |
|
Input and Reaction Carrier
| Damaged or worn gears
|