Actron GM Code Scanner CP9001 - Manual (Page 11)

11
TEST RESULTS COMMENTS
• You have a problem which needs repair
before using the Code Scanner.
• Refer to “Diagnostic Circuit Check” chart
in vehicle service manual.
No indication on
“Check Engine”
light
or,
Did not receive
Code 12.
• Computer did NOT find a problem.
• If a driveability problem persists, perform
“Visual Inspection” and “Basic Mechanical
Checks” (Section 4, “Using Codes”.)
• Refer to “Diagnosis by Symptom” charts in
vehicle service manual. (Additional
electrical and mechanical checks are
listed.)
Code 12 only.
• Computer found problems in vehicle.
• Follow steps in Section 4, “Using Codes”.
• Code definitions are in Section 5, “Code
Meanings”.
– GM engine and transmission codes start
on page 14.
– Saturn engine codes start on page 14.
• Saturn vehicles only: Code 11 means
transmission codes are flashed on “Shift
to D2” light.
– Saturn transmission codes start on
page 19.
Received Code 12
along with other
codes.