B1422

DTC B1422 Compressor Lock Sensor Circuit

CIRCUIT DESCRIPTION
This sensor sends 4 pulses per engine revolution to the ECM.
If the number ratio of the compressor speed divided by the engine speed is smaller than a predetermined value, the ECM turns the compressor OFF. And, the indicator flashes at about I second intervals.





DETECTING CONDITION





WIRING DIAGRAM

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INSPECTION PROCEDURE