623
Thermo King
Warning

TRUCAN Message Timeout

Data communication through the CAN bus (TRUCAN) has been lost.

Possible causes

  • Damaged or shorted CAN bus wiring
  • External electromagnetic interference
  • Non-responsive slave module

Recommended actions

  • Check bus resistance (60 ohms)
  • Inspect CAN terminal connections
  • Identify which module is not communicating

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