P065A OBD II Trouble Code Generator System Performance

How to easily diagnose, repair, and info on causes of a P065A trouble code that indicates a detected failure of the generator system performance.

Symptoms of P065A OBD II Trouble Code

  • Delayed or no start
  • Electrical accessories may be inoperative
  • Engine drivability issues

Common Causes of P065A OBD II Trouble Code

  • Defective generator
  • Bad fuse, relay, or fusible link
  • Open or shorted circuit between the PCM and generator
  • PCM programming error
  • Faulty controller or PCM

Severity of P065A OBD II Trouble Code

A P065A should be categorized as severe because it may result in a low battery charge level and/or a no start condition.