P0626 MAZDA Generator Field Terminal Circuit High

Possible causes
– Faulty battery
– Generator drive belt missing or loose
– Faulty Generator
– Generator harness is open or shorted
– Generator circuit poor electrical connection
Tech description
If the battery is OK then the alternator is more than likely the problem.
– Engine Light ON (or Service Engine Soon Warning Light)
P0626 MAZDA OBD Code Description

The ECM has detected a fault on the generator field circuit

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