Engagement Concern: No Forward ONLY (All Positions)
DIAGNOSTIC ROUTINES ENGAGEMENT CONCERN: NO FORWARD ONLY (ALL POSITIONS)
| Possible Component | Reference/Action |
|---|---|
| 201B - ELECTRICAL ROUTINE | |
| Powertrain Control System | |
| PCM, vehicle wiring harness, SSC, SSD, and SSE. | Carry out on-board diagnostic tests. Refer to the SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article Manual for diagnosis and testing of the PCM. |
| Carry out pinpoint test A, refer to PINPOINT TEST A: SHIFT AND TORQUE CONVERTER CLUTCH SOLENOIDS (ONLY) | |
| Repair as required. Clear the DTCs, road test and rerun on-board diagnosis test. | |
| 301B - HYDRAULIC/MECHANICAL ROUTINE | |
| Main Control | |
| Bolts not tightened to specification. | Tighten to specifications. |
| Separator plate damaged. Contamination. |
Inspect for damage. If damaged, repair as necessary. Disassemble and clean. |
| Valves/springs damaged, misassembled, missing, stuck, or bore damaged. | If damaged or parts are missing install new main control assembly. If misassembled, reassemble correctly. DO NOT stone, file or sand valves. This will remove the anodized finish and may result in further main control or transaxle damage. |
| Forward Clutch Assembly | |
| Seals, piston damaged. | Inspect for damage. Repair as necessary. |
| Check balance dam. | Inspect for damage. Repair as necessary. |
| Friction elements damaged or worn. | Inspect for damage. Repair as necessary. |
| Return springs damaged. | Inspect for damage. Repair as necessary. |
| Forward Planetary Assembly | |
| Planetary damaged. | Inspect for damage. Repair as necessary. |
| Low One-Way Clutch | |
| Worn, damaged or assembled incorrectly. | Inspect for damage. Repair as necessary. |