Chrysler laser 1990 Technical Information Manual page 135

AIR CONDITIONER SWITCH
.
Air conditioner unit
This switch sends the air conditioner ON/OFF signal
to the engine control unit.
When the air conditioner is turned on and the engine
control unit receives the ON signal from the switch,
it commands the idle speed control servo to
FUEL SYSTEM - Sensors
Batten/
,
'Air conditioner
control unit
Dual pressure
switch
Coolant
temperature
switch
Engine control unit
increase the idle speed to the preset rpm. Thus
engine rpm loss due to air conditioner operation
while the engine is idling is prevented and smooth
idling operation is ensured.
voltage