110 KVQ Sensor Short Circuit (Check Alarm)

Thermo King Alarm Code
Description Corrective Action
KVQ Sensor Short Circuit (Check Alarm)
  • Sensor circuit resistance lower than 200 ohms.
  • Indicates:
  • Short circuit to sensor
  • Defective or wrong sensor
  • Defective relay board
  • Defective cable No. 1
  • Defective controller
  • Check sensor resistance between pins 9 and 10 on plug J15. Resistance must be 100,000 ohms at 25 C (77 F).
  • Check cable No. 1 between controller and relay board.

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