Installation

2UZ-FE EMISSION CONTROL: AIR SWITCHING VALVE:

INSTALLATION

1. INSTALL AIR SWITCHING VALVE






(a) Install the No. 1 air hose to the air switching valve and air pump.
(b) Install the air switching valve with the 2 bolts to the air pump bracket.
Torque: 16 Nm (163 kgf-cm, 12 ft-lbf)
2. INSTALL PRESSURE SENSOR






(a) Install the pressure sensor with the 2 bolts to the air switching valve.
Torque: 5.0 Nm (51 kgf-cm, 44 in-lbf)
(b) Install the vacuum hose to the pressure sensor and air switching valve.
3. INSTALL AIR PUMP ASSEMBLY WITH BRACKET Installation

4. INSTALL WATER BY-PASS PIPE SUB-ASSEMBLY Installation

5. INSTALL NO. 2 AIR SWITCHING VALVE






(a) Install 2 new gaskets and the 2 No. 2 air switching valves with the 4 bolts to the water by-pass joint rear.
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
(b) Connect the 2 vacuum hoses to the No. 2 air switching valves.
6. INSTALL WATER BY-PASS JOINT RR
7. INSTALL NO. 3 AIR TUBE
(a) Install the 4 nuts and 2 new gaskets, and connect the No. 3 air tube.
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
8. INSTALL NO. 2 AIR TUBE
(a) Install the 4 nuts and 2 new gaskets, and connect the No. 2 air tube.
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
9. INSTALL INTAKE MANIFOLD ASSEMBLY Installation

10. CONNECT HOSES TO INTAKE MANIFOLD Installation

11. CONNECT CONNECTORS TO INTAKE MANIFOLD Installation

12. INSTALL NO. 2 FUEL HOSE
13. INSTALL FUEL HOSE Installation

14. INSTALL AIR CLEANER HOSE ASSEMBLY
15. INSTALL V-BANK COVER SUB-ASSEMBLY Installation

16. ADD ENGINE COOLANT Service and Repair

17. CHECK FOR ENGINE COOLANT LEAK On-Vehicle Inspection

18. CHECK FOR FUEL LEAK Testing and Inspection