B1422

CIRCUIT DESCRIPTION
This sensor sends 4 pluses per engine revolution to the A/C control assembly.

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

Detection Item:

Wiring Diagram:

Steps 1 - 3:

INSPECTION PROCEDURE