P1649

P1649 OBD Code Definition:
Data Bus Powertrain Missing message from ABS Control Module
P1649 OBD Code Description:

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON

Possible Causes

  • Fault Code(s) stored in Brake Electronics (J104)
  • Communication Error with Brake Electronics (J104)

Possible Solutions

  • Check Brake Electronics (J104) for Fault Codes
  • Check Communication with Brake Electronics (J104)
    • See Measuring Value Blocks (MVB)

 

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