Copyright © 1998 General Motors Corp. N–5
WTEC II ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL
APPENDIX N — PRO-LINK
®
9000 DIAGNOSTIC DATA READER
INFORMATION
F. Performing a Clutch Test (covered in Appendix B)
(cont’d)
5. Press
ENTER
. Move the shift selector from
N
(Neutral) to
D
(Drive). The transmission starts out
in the highest range attainable (sixth for a six-speed). Lower ranges are selected individually by
moving the lever selector or by using the
DOWN
arrow on a pushbutton selector. The display
screen shows various data parameters for the transmission range selected.
NOTE: CLUTCH TEST is also useful for selecting higher ranges to conduct a torque converter stall test.
Using a higher range reduces torque loads on internal transmission components.
6. During clutch testing, it is possible to continuously monitor clutch test enable by using the
following procedure:
•
Note that four lines of data parameters are shown on the display screen
•
The
UP
arrow key is used to change the data parameters that appear on the display
•
Use the
UP
arrow key until
CLTCH TST ENABL
is on the fourth line of the display screen
•
Press the numeric key 4 —
CLTCH TST ENABL
will be displayed continuously, followed by
YES
as long as it is enabled
7. Press the
FUNC
tion key to return to the
CLUTCH TEST [ENABLE] DISABLE
screen and use
the
RIGHT
arrow key to select
DISABLE
.
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