Multi-code OBD2 diagnosis

Enter all the codes your scanner showed, not just the first one. We give you the overall severity, whether you can keep driving, the order in which to check them and how they relate to each other.

Summary

Overall severity
High
Can I keep driving?
Yes, but with caution
Estimated cost
$30 to $700
Codes analyzed
1 of 1

The order below is the recommended one: first the codes that can cause the others. After each repair, clear the codes and check which ones come back.

Order of inspection

  1. P0626 Generator Field/F Terminal High High

    The P0626 code means the computer sees high voltage in the alternator control circuit, caused by an open circuit or a short to voltage. It can make the battery stop charging or overcharge. Check the connector and wiring first.

    Step-by-step diagnosis for P0626