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Chrysler Diagnostics
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7
To return to the Chrysler Functions list, press the key.
IDLE SPEED TEST
The
Idle Speed Test
is used to test the functionality of the vehicle idle speed
control system. The test allows the user to enter the desired engine speed. The
test vehicle should respond by matching the speed commanded. If the vehicle
matches the demanded engine speed, the idle speed control system is func-
tioning properly.
Select
Idle Speed Test
from the
Chrysler Functions list and press
.
The tool instructions may vary depend-
ing on the vehicle information entered.
However, in all cases it will instruct the
user to perform the following:
1) Set the Parking Brake.
2) Turn A/C off.
3) Start engine and let idle
.
Keep hands and Tools away from fan and engine during
test.
Carbon monoxide (CO) and other vehicle emissions are
harmful or fatal to personnel. Always operate vehicle in a
well ventilated area.
Use the arrow keys to
change the Ideal RPM (engine speed).
The vehicle should respond by match-
ing the Ideal RPM.
Press the
or key to end
the test and return to the Chrysler
Functions list.
SENSOR TEST
The
Sensor Test
is used to view the sensor outputs of some monitored vehicle
systems. The
Sensor Test
is similar to
View Data
, as it allows the user to read
the current output of various sensors throughout the vehicle.
Select
Sensor Test
from the Chrysler
Functions list and press
.
Turn ignition key On — Engine can be Off or Running. Press
and the
scan tool will build a list of sensors and display them.
!
WARNING
!
WARNING