Ford OBD Trouble Code 63

Ford Problems For OBD Code 63

PCM Failure EEPROM write denied
Unsuccessful attempt to write and EEPROM location by the PCM. Controller failure, check the PCM. This code can be set when attempting an unauthorized reprogram of

manifold absolute pressure (map) sensor voltage high (low vacuum detected)

Oxygen sensor right side circuit open or map sensor out of range

Unsuccessful attempt to write to an EEPROM location by the PCM

Blower fan switch fault

Check 63 OBD1 Code For All Ford Models

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