P1251

Alternator Load Input Failed

DTC P1251, sometimes indicated as P125100 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the air/fuel mixture causing alternator load input failed.

  • P1251: Alternator Load Input Failed

DTC Trouble Code Search
Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

  • 248 - UNKNOWN OR OTHER
    SAAB: Some vehicles may exhibit a check engine lamp on and diagnostic trouble codes P1230, P1240, P1251, P1530, P1614 is found. *tt
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