FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

FG9 - Remove Oct Adj Shorting Bar



- Remove OCT ADJ shorting bar only if there is a TSB authorization.

- Drive vehicle to verify spark knock.

- Is spark knock present?

YES -- Go to FG10. FG10 - Check Octane Adjust Circuit For A Short to Ground

NO -- Testing complete. EEC system OK.