Automatic Control Switch Circuit

AUTOMATIC CONTROL SWITCH CIRCUIT

CIRCUIT DESCRIPTION





The SW contact is ON while the automatic control SW is pushed, and turns OFF when automatic control SW is released. When the SW is turned ON, the voltage at the AUTO terminal of A/C control assembly is almost 0 V and the ECU begins fully automatic control of the blower speed, air inlet, air outlet and compressor operation.





DIAGNOSTIC CHART





WIRING DIAGRAM

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INSPECTION PROCEDURE