No engine braking or 3-2-1 manual downshift
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• | Shift select cable out of adjustment, binding or damaged |
• | Manual valve binding or sticking |
• | 2-3 shift valve binding or sticking |
• | 1-2 shift valve binding or sticking |
• | Primary regulator valve binding or sticking |
• | Broken or distorted valve springs |
• | Damaged or porous valve body casting |
• | Intermediate servo piston binding or sticking |
• | Intermediate servo piston seals cut or damaged |
• | Intermediate servo piston rod binding |
• | 2nd brake band worn or out of adjustment |
• | 1st-reverse brake clutch discs worn |
• | 1st-reverse brake piston or seal leaking or damaged |
• | One-way clutch not holding or damaged |
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