Power Solutions International

1023

UnclassifiedGeneral

What This Code Means

DTC 1023 displays under Key ON, Engine Running, and System Mode = 'Running'; DTC displays

Possible Causes

  • •Wire connected to terminal at the MFG is partially or completely shorted to power (Vbat, Vsw, Vrelay, etc.)
  • •Faulty battery or battery connection
  • •Faulty MFG
  • •Intermittent problem

Suggested Actions

  1. 1Perform the On-Board (OBD) System Check
  2. 2Go to OBD System Check Section
  3. 3Perform test: Key ON, Engine Running, System Mode = 'Running' to check if DTC displays

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