Fuel Pump ‘A’ Control Circuit/Open
Table of contents
P0627 Possible Causes
- Faulty fuel pump relay
- Faulty fuel pump
- Fuel pump harness is open or shorted
- Fuel pump circuit poor electrical connection
- Faulty fuel pump control module (if applicable)
How do I fix code P0627?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P0627 code
The cost of diagnosing the P0627 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0627 Description
The Engine Control Module (ECM) monitors the Fuel Pump Control Circuit. The ECM sets the OBDII code when the Fuel Pump Control Circuit is out of factory specifications.