Chrysler laser 1990 Technical Information Manual page 131

THROTTLE POSITION SENSOR
The throttle position sensor is a variable resistor
whose movable contact rotates coaxially with the
. ,,ening.
As the throttle valve shaft rotates, the sensor output
voltage changes. Based on the signal the sensor
IDLE POSITION SWITCH
I
I
detects operation of the accelerator pedal. This
switch also serves as the throttle stop screw, which
has been set at the minimum opening of the throttle
FUEL SYSTEM - Sensors
Throttle
Throttle body
Throttle posItIon
sensor
close
Throttle opening deg.
generates, the engine control unit detects the
throttle valve opening and determines the engine
operation mode (acceleration or deceleration).
The relationship between the throttle opening and
the output voltage is as shown above.
into the throttle bore when the valve is fully closed.
This setting has been performed accurately at the
factory; the lock nut should not be loosened, or the
idle position switch be moved inadvertently.
1
7 0 Full
open