P1677

DTC P1677 EMS VIN DATA ERROR (EMS HAS DIFFERENT VIN)

DTC Detecting Condition:

DTC DETECTING CONDITION

INSPECTION PROCEDURE

1. PROBLEM VERIFICATION

1. Connect the hi-scan (pro) to data link connector.
2. Turn the ignition switch to ON and verify the DTC "P1677" is displayed.
3. Erase the DTC "P1677" with the hi-scan (pro) and then monitor again.

Is the same code displayed ?

NO - Problem is intermittent and ECM memory was not cleared.

YES - Check if DTC "1677" is displayed again.

2. CHECK IF DTC "P1677" IS DISPLAYED AGAIN

1. Connect the hi-scan (pro) to data link connector.
2. Erase the DTC with the hi-scan (pro).
3. Check if DTC "P1677" is displayed again.

Is the same code displayed ?

NO - Problem is intermittent and ECM memory was not cleared.

YES - If all the tests are OK, replace the ECM and recheck.

NOTE: After replacing the ECM, key teaching must be done.