| Last Modified: 11-29-2007 | 1.6 A | |
| Service Category: Engine/Hybrid System | Section: Emission Control | |
| Model Year: 2008 | Model: Sequoia | Doc ID: RM0000029LF00AX |
| Title: 2UZ-FE EMISSION CONTROL: AIR SWITCHING VALVE: REMOVAL (2008 Sequoia) | ||
REMOVAL
1. REMOVE FRONT FENDER APRON SEAL LH
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(a) Remove the 5 clips and front fender apron seal LH. |
2. REMOVE NO. 2 AIR HOSE
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(a) Disconnect the air switching valve assembly connector. |
(b) Disconnect the fuel hose clamp.
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(c) Remove the No. 2 air hose. |
3. REMOVE NO. 3 AIR TUBE
(a) Remove the 4 nuts, No. 3 air tube and 2 gaskets.
NOTICE:
Be careful not to damage the installation surface of the gaskets.
4. REMOVE AIR SWITCHING VALVE ASSEMBLY (for Bank 1)
(a) Remove the 3 nuts and air switching valve assembly.
NOTICE:
Do not hold the bracket of the air switching valve assembly.
5. REMOVE FRONT FENDER APRON SEAL RH
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(a) Remove the 5 clips and front fender apron seal RH. |
6. REMOVE NO. 1 WATER BY-PASS PIPE
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(a) Remove the 2 bolts and disconnect the No. 1 water by-pass pipe. NOTICE:
Do not disconnect the hoses. If it is necessary to disconnect the hoses, first drain the engine coolant. |
7. DISCONNECT NO. 2 AIR INJECTION SYSTEM HOSE
(a) Disconnect the No. 2 air injection system hose from the air switching valve assembly.
8. REMOVE NO. 2 AIR TUBE
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(a) Disconnect the air switching valve assembly connector. |
(b) Disconnect the wire harness clamp.
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(c) Remove the 4 nuts, No. 2 air tube and 2 gaskets. NOTICE:
Be careful not to damage the installation surface of the gaskets. |
9. REMOVE AIR SWITCHING VALVE ASSEMBLY (for Bank 2)
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(a) Remove the 3 nuts and air switching valve assembly. NOTICE:
Do not hold the bracket of the air switching valve assembly. |
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