24302
Carrier Transicold
Warning

Sensor Input Voltage High CCB3

The microprocessor detects an input voltage above the allowed limit on the CCB3 board.

Possible causes

  • Short circuit in sensor harness to a power source
  • Failure in CCB3 board voltage regulator
  • Defective sensor
  • Sulfated or dirty terminals

Recommended actions

  • Verify sensor supply voltage at CCB3
  • Inspect wiring harness for stripped wires
  • Disconnect sensor and check if error persists
  • Clean CCB3 board connectors

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