Failure Code [879Ckb] Ventilating Sensor Short Circuit - Komatsu PC88MR-10 Shop Manual

Hydraulic excavator

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40 Troubleshooting

Troubleshooting by failure code (Display of code)

Failure code [879CKB] Ventilating Sensor Short Circuit

(PC400-879CKB-441-A-Z0-A)

See chapter 80 Appendix "Failure code [879CKB] Ventilating Sensor Short Circuit"

a Since the ventilating sensor (evaporator temperature sensor) cannot be disconnected with the sensor

installed on the machine, the air conditioner controller or air conditioner unit must be replaced.

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