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U0307 - Software Incompatibility With GPCM

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U0307 - SOFTWARE INCOMPATIBILITY WITH GPCM

Description:  The powertrain control module (PCM) continuously monitors the controller area network (CAN) for messages from the glow plug control module (GPCM). This DTC sets when the PCM receives invalid data from the GPCM.
Possible Causes: 
  • GPCM software version
  • Communication error
Diagnostic Aids:  Check for other PCM DTCs or PCM related symptoms. Diagnose all other PCM DTCs or PCM related symptoms first.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST AF .
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