Air Injection Check Valve: Service and Repair

Air System:

AIR CHECK VALVE/AIR PIPES

REMOVE OR DISCONNECT - LEFT SIDE

1. Check valve clamp.
2. Hose from check valve.
3. Left check valve pipe.
4. Unscrew check valve from Secondary Air Injection (AIR) pipe.

INSTALL OR CONNECT

1. Screw check valve onto AIR pipe. Tighten check valve to AIR pipe to 23 Nm (17 lb ft).
2. Air pipe to exhaust manifold.
3. Air hose to check valve.
4. Check valve clamp.

REMOVE OR DISCONNECT - RIGHT SIDE

1. Clamp and AIR hoses from AIR system right pipe.
2. Right check valve pipe.
3. Unscrew check valve from AIR pipe.

INSTALL OR CONNECT

1. Screw check valve onto AIR pipe. Tighten check valves to 23 Nm (17 lb ft).
2. Right check valve pipe.
3. Hose and clamp to check valve.
4. Check AIR system for proper operation.