Actron GM Code Scanner CP9001 - Manual (Page 60)

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testing. Some vehicles require this
cover in place for proper operation.
4) Verify Ignition Key is OFF
5) Put the TEST switch on ABS
6) Plug the Code Scanner into the
test connector
• The Code
Scanner
only fits
ONE WAY
into the
test
connector.
• The Code Scanner will not harm
the vehicle computer.
Note: The Code Scanner does not
use all of the test connector
contacts. This is normal.
7) Turn
Ignition Key
to ON
Position but
DO NOT
START THE
ENGINE
WARNING: Stay away from the
radiator cooling fan! It may turn
on.
8) Get Codes from
the Flashing
“Anti-Lock”
Light
• Count flashes to get trouble codes.
(Flashes begin after a few
seconds.)
OF
F ON T E S T
ABS ENGINE
TM
GM 1982 & higher - CP 9001
Ca r C om pu ter Co de R ead er
O
FF
ON
Code 12 looks like:
❊
PAUSE
❊❊
FLASH (pause) FLASH FLASH
(FLASH = 1, FLASH FLASH = 2.
Put 1 and 2 together = code 12.)
Code 23 looks like:
❊❊
PAUSE
❊❊❊
FLASH FLASH (pause)
FLASH FLASH FLASH
• Each code is flashed three (3)
times before the next trouble code
is sent.
• After all codes are sent, the whole
sequence is repeated. This
continues until the ignition key is
turned OFF (so you can double
check your code list).