Operation CHARM: Car repair manuals for everyone.

DTC 22

22 - Compressor Lock Sensor Circuit

CIRCUIT DESCRIPTION

Detection Item:




This sensor sends 4 pulses per engine revolution to the A/C amplifier.

If the number ratio of the compressor speed divided by the engine speed is smaller than a predetermined value, the A/C amplifier turns the compressor OFF. And, the indicator flashes at about 1 second intervals.

Wiring Diagram:






Step 1 - 2:




Step 2 (Continued) - 3:




INSPECTION PROCEDURE