Chrysler laser 1990 Technical Information Manual page 276

Self-diagnosis
There are 25 diagnosis items, including those items
indicating normal conditions; a maximum of 10
items can be stored in memory in the order that
they occur. The memory is supported by a power
supply directly connected to the battery so that it is
Output code
No.
Display pattern
23
24
AUTOMATIC TRANSAXLE
The transaxle control unit has self-diagnosis function. Self-
diagnosis codes can be read by connecting a voltmeter to the
diagnosis connector on the side of the junction block.
Diagnosis item
Normal
Abnormal increases of throttle position
sensor output
Abnormal decrease of throttle position
sensor output
Poor adjustment of throttle position sen-
sor
Open circuit in oil temperature sensor
retained even after the Ignition switch is turned to
the off position.
To clear the memory once an inspection has been
completed. keep negative (-) terminal of the
battery disconnected for 10 seconds or longer.
Once this occurs, output is re-
garded as 2.5 V.
Once this occurs, output is re-
garded as 2.5 V
Once this occurs, oil temperature is
regarded as 80°C (176°F).
Remarks