P0627Severity: High
P0627 – Fuel Pump Control Circuit
A fault/open in the fuel pump control circuit.
What it means
There's a problem in the circuit that controls the fuel pump. If the pump doesn't run properly, fuel pressure drops; the engine starts hard or not at all.
Symptoms
- Hard starting or no-start
- Power loss/misfire
- Hesitation on acceleration
- Check-engine light
Common causes
- Faulty fuel pump/relay
- Wiring/connector issue
- Pump driver module fault
- Power/ground fault
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Frequently asked questions
What does trouble code P0627 mean?
P0627 – Fuel Pump Control Circuit. There's a problem in the circuit that controls the fuel pump. If the pump doesn't run properly, fuel pressure drops; the engine starts hard or not at all.
Can I drive with a P0627 code?
This code is high severity. Driving for long can damage the engine; have it checked as soon as possible.