i-290 2WD L4-2.9L (2008)
Air Injection Check Valve: Service and Repair
Secondary Air Injection Check Valve Replacement
Removal Procedure
1. Open the hood.
2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (See: Fuel Delivery and Air Induction/Air Cleaner Housing/Air
Cleaner Fresh Air Duct/Hose/Service and Repair/Air Cleaner Outlet Duct Replacement) .
3. Disconnect the secondary air injection (AIR) pump outlet hose quick connect fitting from the AIR check valve. Refer to Plastic Collar Quick
Connect Fitting Service (See: Fuel Delivery and Air Induction/Fuel Line Coupler/Service and Repair/Plastic Collar Quick Connect Fitting Service
) .
4. Disconnect the engine wiring harness electrical connector (1) from the AIR check valve.
