Diagnostic Aids
WARNING: This page is about a different car, the 2002 Pontiac Sunfire, 2002 Pontiac Grand Am, 2002 Oldsmobile Alero, and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
Inspect KS for proper installation. A KS that is loose or over torqued may cause DTC to set. Inspect and correct any abnormal engine noise before using this procedure.