A/T Basic Check
This check is important for troubleshooting when TCM has detected no DTC and no abnormality has been noted in visual inspection. Follow the flow carefully.
A/T BASIC CHECK - DTC TROUBLESHOOTING CHART
| Step | Action | YES | NO |
|---|---|---|---|
| 1 | Was "A/T System Check" preformed? | Go to Step 2. | Go to A/T SYSTEM CHECK . |
| 2 | Perform
"ROAD TEST " Is it OK? |
Go to Step 3. | Proceed to "TROUBLESHOOTING " in Road Test . |
| 3 | Perform
"MANUAL ROAD TEST " Is it OK? |
Go to Step 4. | Proceed to "TROUBLESHOOTING " in Manual Road Test . |
| 4 | Perform
"ENGINE BRAKE TEST " Is it OK? |
Go to Step 5. | Proceed to "TROUBLESHOOTING " in Engine Brake Test . |
| 5 | Perform
"STALL TEST " Is it OK? |
Go to Step 6. | Proceed to "TROUBLESHOOTING " in Stall Test . |
| 6 | Perform
"TIME LAG TEST " Is it OK? |
Go to Step 7. | Proceed to "TROUBLESHOOTING " in Time Lag Test . |
| 7 | Perform
"LINE PRESSURE TEST " Is it OK? |
Go to Step 8. | Proceed to "TROUBLESHOOTING " in Line Pressure Test . |
| 8 |
Is trouble identified? |
Repair or replace faulty parts. | Go to Step 9. |
| 9 |
Is trouble identified? |
Repair or replace faulty parts. | Proceed to "TROUBLE DIAGNOSIS 3 " in A/T Symptom Diagnosis . |