Secondary Air Injection (AIR) Shut-Off Valve Replacement - Bk 1

SECONDARY AIR INJECTION (AIR) SHUT-OFF VALVE REPLACEMENT - BANK 1

REMOVAL PROCEDURE
1. Turn OFF the ignition.

CAUTION: Allow the engine to cool before servicing the secondary air injection AIR system in order to reduce the chance of severe burns.




2. Disconnect the secondary air injection (AIR) crossover pipe from the shut-off valve.




3. Disconnect the vacuum line from the shut-off valve.




4. Remove the AIR shut-off valve nut.
5. Remove the shut-off valve to manifold pipe bolts.
6. Remove the shut-off valve from the bracket.

INSTALLATION PROCEDURE




1. Install a new gasket between the shut-off valve and the manifold pipe.
2. Install the shut-off valve to the bracket.

NOTE: Refer to Fastener Notice in Service Precautions.

3. Install the AIR shut-off valve to the manifold pipe fasteners.

Tighten
Tighten the AIR shut-off valve bolts to 20 N.m (15 lb ft).

4. Install the AIR shut-off valve nut.

Tighten
Tighten the nut to 10 N.m (89 lb in).




5. Connect the vacuum line to shut-off valve.




6. Connect the AIR crossover pipe to the shut-off valve.
7. Fasten the quick clamps.