Removal

3UR-FE EMISSION CONTROL: AIR SWITCHING VALVE: REMOVAL

REMOVAL

1. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY
(a) Remove the exhaust manifold Removal.
2. REMOVE INTAKE MANIFOLD
(a) Remove the intake manifold Removal.
3. DISCONNECT NO. 1 WATER BY-PASS HOSE





(a) Disconnect the No. 1 water by-pass hose from the water by-pass joint and water inlet housing.
4. DISCONNECT NO. 2 WATER BY-PASS HOSE
(a) Disconnect the No. 2 water by-pass hose from the water by-pass joint.
5. DISCONNECT NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY (W/ Oil Cooler)





(a) Remove the 3 bolts and disconnect the No. 2 water by-pass pipe.





6. REMOVE NO. 2 ENGINE COVER
7. DISCONNECT FUEL TUBE CLAMP





(a) Disconnect the fuel tube clamp from the bracket.





8. REMOVE NO. 1 ENGINE COVER
9. REMOVE FRONT WATER BY-PASS JOINT
(a) Disconnect the engine coolant temperature sensor connector.





(b) Remove the 4 nuts, front water by-pass joint and 2 gaskets.
10. REMOVE AIR PIPE SUB-ASSEMBLY





(a) Disconnect the No. 2 and No. 3 hoses.
(b) Disconnect the air pump connector.
(c) Disconnect the air pump connector clamp holder.
(d) Using a clip remover, detach the wire harness claw.





(e) Remove the 2 bolts and air pipe.
(f) Disconnect the 2 No. 1 air hoses from the air pipe.
11. REMOVE AIR SWITCHING VALVE ASSEMBLY





(a) Disconnect the knock sensor connector.
(b) Remove the bolt and bracket.
(c) Disconnect the 2 air switching valve connectors.





(d) Remove the 3 bolts and air switching valve.
12. REMOVE NO. 2 AIR TUBE





(a) Remove the 2 bolts, No. 2 air tube and gasket.
NOTE:
Be careful not to damage the installation surface of the gaskets.

13. REMOVE NO. 3 AIR TUBE





(a) Remove the 2 bolts, No. 3 air tube and gasket.
NOTE:
Be careful not to damage the installation surface of the gaskets.