20100
Carrier Transicold
Critical

No Comm From Micro to Display

Total loss of communication between the main microprocessor and the display.

Possible causes

  • Data cable failure (CAN bus)
  • Lack of power to the display
  • Defective display module

Recommended actions

  • Check communication cables for cuts or chafing
  • Verify control system fuses
  • Check voltage at the display connector
  • Test with an auxiliary display or replace

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