Time Lag Test: Troubleshooting
TROUBLESHOOTING CHART
| Condition | Possible Cause | Action |
|---|---|---|
| N -->"D" time lag exceeds specification | Malfunction of pressure control solenoid valve (Low line pressure) | Inspect. If NG, replace valve body assembly . |
| Malfunction of primary regulator valve (Low line pressure) | Replace valve body assembly . | |
| Clogged oil strainer | Replace . | |
| Faulty oil pump | Inspect. If NG, replace . | |
| Slippery forward clutch | Inspect. If NG, replace . | |
| Faulty one-way No. 2 clutch | Inspect. If NG, replace . | |
| Leakage from "D" range fluid pressure circuit | Overhaul or replace valve body assembly . | |
| N --> "R" time lag exceeds specification | Malfunction of pressure control solenoid valve (Low line pressure) | Inspect. If NG, replace valve body assembly . |
| Malfunction of primary regulator valve (Low line pressure) | Replace valve body assembly . | |
| Clogged oil strainer | Replace . | |
| Faulty oil pump | Inspect. If NG, replace . | |
| Slippery direct clutch | Inspect. If NG, replace . | |
| Slippery 1st / reverse brake | Inspect. If NG, replace . | |
| Slippery U/D brake | Inspect. If NG, replace . | |
| Leakage from "R" range fluid pressure circuit | Overhaul or replace valve body assembly . |