Air Conditioning System

DTC 22 Compressor Lock Sensor Circuit

DESCRIPTION

Detection Item:

This sensor sends 1 pulse 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. The indicator flashes at about 1 second intervals.

Wiring Diagram:

Step 1-3:

INSPECTION PROCEDURE