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DTC P068A: ECM/Pcm Power Relay De-Energized: Too Early

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DTC P068A: ECM/PCM POWER RELAY DE-ENERGIZED: TOO EARLY

Description:  Indicates the non volatile random access memory (NVRAM) write did not complete successfully after the ignition key was turned OFF, prior to PCM shutdown. This DTC sets when the PCM power relay is de-energized too early.
Possible Causes: 
  • PCMRC circuit open
  • PCM power relay
  • Low battery voltage
Diagnostic Aids: 
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST B .