Air Injection Hose/Tube: Service and Repair

SECONDARY AIR INJECTION (AIR) PIPE REPLACEMENT

REMOVAL PROCEDURE




1. Raise the vehicle. Refer to Vehicle Lifting.
2. Disconnect both the air inlet and air outlet pipe from the secondary air injection reaction (AIR) pump.
3. Lower the vehicle.




4. Remove the cylinder head.
5. Remove the bolt and fir-tree fasteners securing the AIR pipe to the cylinder head.

INSTALLATION PROCEDURE

NOTE: Refer to Fastener Notice in Service Precautions.




1. Install the bolt and fir-tree fasteners securing the AIR pipe to the cylinder head.

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

2. Install the cylinder head.




3. Raise the vehicle. Refer to Vehicle Lifting.
4. Connect both the air inlet and air outlet pipe to the AIR pump.
5. Lower the vehicle.