Road Test: Troubleshooting
TROUBLESHOOTING TABLE
| Condition | Possible Cause | Action |
|---|---|---|
| Unable to run in all range | Faulty oil pump | Inspect. If NG, replace . |
| Seized or broken planetary gear | Inspect. If NG, replace . | |
| Faulty torque converter | Inspect. If NG, replace . | |
| Damaged drive plate | Inspect. If NG, replace . | |
| Faulty valve body component | Replace valve body assembly . | |
| Unable to run in reverse position | Faulty reverse clutch | Inspect. If NG, replace . |
| Faulty 1st & reverse brake | Inspect. If NG, replace . | |
| 1 → 2 upshift fails to occur | Malfunction of transmission range sensor | Inspect. If NG, replace . |
| Maladjust shift control cable | Adjust . | |
| Faulty valve body component | Replace valve body component . | |
| Faulty 2nd brake | Inspect. If NG, replace . | |
| Faulty one-way No.1 clutch | Inspect. If NG, replace . | |
| Faulty one-way No.2 clutch | Inspect. If NG. replace . | |
| 2 → 3 upshift fails to occur | Malfunction of transmission range sensor | Inspect. If NG, replace . |
| Faulty valve body component | Replace valve body component . | |
| Faulty reverse clutch | Inspect. If NG, replace . | |
| 3 → 4 upshift fails to occur | Malfunction of transmission range sensor | Inspect. If NG, replace . |
| Faulty valve body component | Replace valve body component . | |
| Faulty direct clutch | Inspect. If NG, replace . | |
| 4 → 5 upshift fails to occur | Malfunction of transmission range sensor | Inspect. If NG, replace . |
| Malfunction of input shaft speed sensor | Inspect. If NG, replace . | |
| Faulty valve body component | Replace valve body component . | |
| Faulty forward clutch | Inspect. If NG, replace . | |
| Faulty No.1 brake | Inspect. If NG, replace . | |
| Incorrect gear shift point | Malfunction of throttle position sensor | Inspect. If NG, replace . |
| Malfunction of input shaft speed sensor | Inspect. If NG, replace . | |
| Malfunction of output shaft speed sensor | Inspect. If NG, replace . | |
| Malfunction of transmission fluid temperature sensor | Inspect. If NG, replace . | |
| TCC (lock-up) function does not operate | Malfunction of engine coolant temperature (ECT) sensor | Inspect. If NG, replace . |
| Malfunction of brake light switch | Inspect. If NG, replace . | |
| Malfunction of throttle position sensor | Inspect. If NG, replace . | |
| Faulty valve body component | Replace valve body component . | |
| Faulty torque converter | Replace torque converter . |