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 $900
- 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
P0629 Fuel Pump "A" Control Circuit High High
The P0629 code means the computer sees high voltage in the fuel pump control circuit, from an open circuit or a short to voltage. It can make the engine crank without starting or stall. Check the connector and wiring first.