Operation CHARM: Car repair manuals for everyone.

Compressor Circuit

Compressor Circuit

DESCRIPTION

The A/C amplifier outputs the magnetic clutch ON signal from terminal ACT to the ECM. When the ECM receives this signal, it sends a signal from terminal MGC and switches the A/C magnetic clutch relay ON, thus turning on the A/C magnetic clutch.

Wiring Diagram:






Step 1-2:




Step 3-5:




Step 6-7:




Step 7(Continued)-8:




Step 9-10:




Step 10(Continued):




INSPECTION PROCEDURE

HINT: When using the intelligent tester, start from *1. When not using the intelligent tester, start from *2.