Ford P0622 OBD-II Trouble Code Definition:
P0622 Generator Field Not Switching
P0622 Ford OBD-II Trouble CodeDescription:
OBD Trouble Code P0622
Generator Field/F Terminal Circuit
What does the code mean? OBD-ii Code P0622 definition:
The PCM monitors generator load from the generator/regulator in the form of frequency. The frequency range is determined by the temperature of the voltage regulator, where 97% indicates full load, and below 6% indicates no load.
The PCM monitors generator load from the generator/regulator in the form of frequency. The frequency range is determined by the temperature of the voltage regulator, where 97% indicates full load, and below 6% indicates no load.
Symptoms Sumptoms of OBD code P0622
– Engine Light ON (or Service Engine Soon Warning Light) – No start
– Engine Light ON (or Service Engine Soon Warning Light) – No start
Causes Causes of the OBD-II code P0622
– Generator circuit short to ground. – Generator circuit short to voltage. – Generator circuit open. – Battery-sense circuit open. – Generator drive mechanism. (belt) – Damaged generator/regulator assembly. – Damaged PCM.
– Generator circuit short to ground. – Generator circuit short to voltage. – Generator circuit open. – Battery-sense circuit open. – Generator drive mechanism. (belt) – Damaged generator/regulator assembly. – Damaged PCM.
Solutions – Battery – Alternator