Engagement Concern: Delayed/Soft Reverse
| Possible Component | Reference/Action |
|---|---|
| 205 - ELECTRICAL ROUTINE | |
| No Electrical Concerns | |
| 305 - HYDRAULIC/MECHANICAL ROUTINE | |
| Fluid | |
| Incorrect level | Adjust fluid to correct level. |
| Condition | Inspect condition of fluid. |
| Shift Linkage | |
| Damaged or incorrectly adjusted | Inspect and repair as required. Verify transmission shift cable adjustment. Refer to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS for E-series, or AUTOMATIC TRANSMISSION EXTERNAL CONTROLS -- F150 PICKUP . Adjust transmission shift cable as necessary. After repairing transmission shift cable, verify that the digital TR sensor is correctly adjusted. Adjust the digital TR sensor as necessary. Refer to TRANSMISSION RANGE (TR) SENSOR ADJUSTMENT . |
| Incorrect Pressures | |
| Low reverse clutch pressure, low reverse band pressure, low line pressure | Check pressure at line tap. Refer to the LINE PRESSURE CHART for specifications. Refer to SPECIAL TESTING PROCEDURES . If pressures are low, check the following components: main controls, pump assembly, reverse clutch assembly, reverse servo. |
| Fluid Filter and Seal Assembly | |
| Plugged, damaged | Install a new filter and seal assembly. Filter seal damaged |
| Main Controls | |
| No. 6 shuttle ball, manual valve, main regulator valve stuck or damaged | Inspect for damage. Repair as required. |
| Bolts not tightened to specifications | Tighten bolts to specifications. |
| Gaskets damaged | Inspect for damage and install a new gasket. |
| Case | |
| 1 - 2 accumulator seals stuck or damaged | Inspect for damage. Repair as required. |
| Low Reverse Servo | |
| Seals (piston and cover) damaged Servo cover retaining ring assembled incorrectly | Inspect for damage. Repair as required. |
| Pump Assembly | |
| Bolts not tightened to specification | Tighten bolts to specification. |
| Porosity/cross leaks/ball missing or leaking | Inspect pump assembly. Install new as required. |
| Gaskets damaged | Inspect for damage and install a new gasket. |
| No. 1 and No. 2 seal rings damaged | Inspect for damage. Repair as required. |
| Reverse Clutch Assembly | |
| Seals, piston damaged Check ball missing or damaged Friction elements damaged, worn Return spring and piston damaged, worn | Inspect for damage. Install new components as required. |
| Low Reverse Band | |
| Damaged, worn | Inspect for damage. Repair as required. |
ENGAGEMENT CONCERN: DELAYED/SOFT REVERSE