Check Engine Code
P0627
Fuel Pump "A" Control Circuit / Open
Severity: high
DIY difficulty: 3/5
Typical cost: $80–$800
What P0627 means
On modern returnless fuel systems, the ECM controls the fuel pump speed via a fuel pump driver module. P0627 is an electrical fault in that circuit.
Symptoms
- CEL
- No-start or hard-start
- Stalling
- Loss of power under load
Likely causes (most common first)
- Failed fuel pump driver module
- Damaged wiring to the pump
- Failed fuel pump
- Blown fuse
Can I keep driving?
High — risk of damage if ignored
Typical repair cost
DIY fixes can start near $80 (parts only). Shop repairs for P0627 typically run up to $800 depending on the underlying cause and vehicle. Start with the most common cause — Failed fuel pump driver module — before throwing parts at it.
Recommended parts & tools for P0627
Our buyer’s guides cover the tools and parts that pair with AXLY:
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Related codes
P0628P0629P069E
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