929 V6-3.0L SOHC (1989)
Air Filter Element: Testing and Inspection
1.
Remove air filter element from air cleaner box and visually inspect. Replace filter if it appears dirty or oil saturated, or if scheduled maintenance
interval has been reached.
2.
Check intake ducts and hoses for unmeasured air leaks (air entering the intake system through other than the air flow meter). Repair or replace as
necessary.