A/C Switch
When A/C switch is in ON position, an input signal is delivered from A/C switch to Engine Control Module (ECM) to indicate that A/C operation has been requested. ECM uses input signal for controlling engine idle speed.
When A/C switch is in ON position, an input signal is delivered from A/C switch to Engine Control Module (ECM) to indicate that A/C operation has been requested. ECM uses input signal for controlling engine idle speed.