P0627high severityPowertrain
Fuel Pump A Control Circuit/Open
on 2018 Lincoln MKX 2.7L EcoBoost V6 · AWD
What this code means
Open circuit in fuel pump control circuit.
Symptoms
- No start
- No fuel pump prime sound
- Stalling
Common causes
- Fuel pump relay failure
- Wiring open
- PCM driver failure
- Inertia switch tripped
Diagnostic steps
- Check fuel pump relay
- Test wiring
- Check inertia switch
- Test PCM output
Repair notes
Replace relay or repair wiring.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1