DTC P1677 Ems VSN Data Error (Ems Has Different: DTC Detecting Condition
DTC DETECTING CONDITION AND POSSIBLE CAUSE
| DTC No. |
Detecting Condition |
Possible Cause |
Related engine |
| P1677 |
ECM memory error |
ECM internal permanent memory (EEPROM) fault, Invalid write operation to permanent memory (EEPROM). |
2.7L |