DTC P1622
Precautions: Precautions for Diagnosing Trouble · Precautions for Immobilizer System · General safety (00)
DTC Detecting Condition and Trouble Area
| DTC detecting condition | Trouble area |
|---|---|
|
P1622: EEPROM Reading / Writing Error EEPROM in ECM is corrupted. |
ECM |
DTC Troubleshooting
| Step | Action | Yes | No |
|---|---|---|---|
| 1 |
DTC check
1)Check that ignition is “OFF”.
2)Set ignition “ON”.
3)Recheck DTC.
Is DTC P1622 still detected?
|
Replace ECM and recheck DTC.
•M16A model:
 •D16AA model: |
Check for intermittent trouble.
|