Chrysler laser 1990 Technical Information Manual page 126

14-14
SENSORS
GENERAL DESCRIPTION
The types and functions of the sensors are as listed
below. These sensors detect engine conditions and
SENSORS
AIR FLOW SENSOR
INTAKE AIR TEMPERATURE
SENSOR
BAROMETRIC PRESSURE
SENSOR
THROTTLE POSITI
IDLE POSITION SWITCH
CRANK ANGLE SENSOR
OXYGEN SENSOR
POWER STEERING OIL
PRESSURE SWITCH
IGNITION SWITCH
IGNITION TIMING
ADJUSTMENT TERMINAL
INHIBITOR SWITCH
CONTROL RELAY
FUEL SYSTEM - Sensors
Senses the intake arr volume with a Karman vortex flow meter.
Senses the Intake air temperature (temperature of air at
the point of entry into the air cleaner).
Senses the barometric pressure faltrtude) wrth a
semiconductor diffusion type pressure sensor.
Senses the engine coolant tern
Senses the throttle
Senses whether or not the accelerator pedal is being
operated with a contact switch.
Senses the top dead center on compression stroke of
N . 1 and No. 4 cylinders with an LED and photo diode pair.
O
Senses the crank angle of each cylinder with an LED
and photo diode pair.
Senses actrvation of the air con
Senses the power steering 'load with a contact switch.
Senses ON/OFF posrtion of the ignition switch.
Senses engine cranking.
When this terminal is shorted, the ignition timing and idle
speed control servo is set in the adjustrng mode by the engine
control unit.
S e n s e s t h e *P" a n d " N " p o s i t
the automatic transaxle.
Senses. by pieto-electric element,. cylinder block
vibrations that occur when there
Senses ignrtton coil prIman/ voltage.
send corresponding signals to the engine control
unit.
FUNCTION
engine knocking.
IS