P1231 Ford

Ford P1231 OBD-II Trouble Code Definition:

P1231 High Speed Fuel Pump Relay activated

P1231 Ford OBD-II Trouble CodeDescription:

OBD Trouble Code P1231
High Speed Fuel Pump Relay activated

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OBD Trouble Code P1231
Injector Circuit Cylinder 4 Intermittent

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PSA OBD Trouble Code P1231
Fuel pump secondary circuit low high speed

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VAG OBD Trouble Code P1231
Cyl.7-Fuel Inj.Circ. Short to Ground

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