DTC Troubleshooting
DTC TROUBLESHOOTING TABLE
| Step | Action | YES | NO |
|---|---|---|---|
| 1 | Was "A/T System Check" performed? | Go to Step 2. | Go to A/T SYSTEM CHECK . |
| 2 | Check transmission fluid temperature sensor circuit for open
Is continuity indicated? |
Go to step 3. | "ORN" or "LT GRN" circuit open. |
| 3 | Check transmission fluid temperature sensor circuit for IG short
Is it 5 V or more? |
"LT GRN" circuit shorted to power circuit. If circuit is OK, go to Step 4. | Intermittent trouble or faulty TCM. Check for intermittent by referring to INTERMITTENT AND POOR CONNECTION INSPECTION . If OK, substitute a known-good TCM and recheck. |
| 4 | Check transmission fluid temperature sensor
Is it in good condition? |
Intermittent trouble or faulty TCM. Check for intermittent by referring to INTERMITTENT AND POOR CONNECTION INSPECTION . If OK, substitute a known-good TCM and recheck. | Replace transmission fluid temperature sensor. |