02003
Carrier Transicold
Critical

Display Module Error

Communication failure or internal error in the display module.

Possible causes

  • Loose or damaged communication cable (CAN bus)
  • Defective display module
  • Low voltage in the control circuit

Recommended actions

  • Check cable connection between display and micro
  • Verify supply voltages to the display
  • Test with a known good display module
  • Inspect data bus terminators

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