Air Injection: Service and Repair

NOTE: Always replace gaskets and seals.

A - Combination valve, left
- Remove engine coolant expansion tank from bracket.





- Disconnect vacuum line -1-.
- Disconnect connection tube -2- from combination valve.
- Remove bolts -3- for combination valve from cylinder head and remove valve.

B - Combination valve, right





- Remove air duct between Mass Air Flow (MAF) sensor and air intake elbow (three -arrows- on right).
- Remove air intake elbow.
- Disconnect harness connector for Evaporative Emission (EVAP) canister purge regulator valve (left -arrow-).





- Turn connector tube for Secondary Air Injection (AIR) pump 1/4-turn (90°) to right and disconnect.
- Remove air cleaner housing.





- Remove vacuum line -1-.
- Disconnect connection tube -2- from combination valve.
- Remove bolts -3- for combination valve from cylinder head and if necessary, remove bracket -4-.
- Remove combination valve.