| Last Modified: 11-29-2007 | 1.6 A | |
| Service Category: Engine/Hybrid System | Section: Intake/Exhaust | |
| Model Year: 2008 | Model: Sequoia | Doc ID: RM000002HA000GX |
| Title: 3UR-FE INTAKE / EXHAUST: EXHAUST PIPE: REMOVAL (2008 Sequoia) | ||
REMOVAL
CAUTION:
- Wear protective gloves when removing the exhaust pipe.
- The exhaust pipe is extremely hot immediately after the engine has stopped.
- Confirm that the exhaust pipe has cooled down before removing it.
1. REMOVE TAILPIPE ASSEMBLY
(a) Remove the bolt, clamp and gasket.
(b) Disconnect the tailpipe assembly from the exhaust pipe support.
2. REMOVE CENTER EXHAUST PIPE ASSEMBLY
(a) Remove the 4 bolts.
(b) Disconnect the center exhaust pipe assembly from the 3 exhaust pipe supports.
(c) Remove the center exhaust pipe assembly from the front exhaust pipe assembly and front No. 3 exhaust pipe sub-assembly.
(d) Remove the 2 gaskets from the front exhaust pipe assembly and front No. 3 exhaust pipe sub-assembly.
3. REMOVE HEATED OXYGEN SENSOR (for Bank 1 Sensor 2)
4. REMOVE HEATED OXYGEN SENSOR (for Bank 2 Sensor 2)
5. REMOVE FRONT NO. 2 EXHAUST PIPE ASSEMBLY
(a) Remove the 2 bolts and 2 nuts.
(b) Disconnect the front No. 3 exhaust pipe sub-assembly from the exhaust pipe support.
(c) Remove the front No. 3 exhaust pipe sub-assembly from the front No.2 exhaust pipe sub-assembly assembly.
(d) Disconnect the air fuel ratio sensor connector.
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(e) Remove the 3 nuts, front No. 2 exhaust pipe sub-assembly and 2 gaskets from the exhaust manifold LH. |
6. REMOVE FRONT EXHAUST PIPE ASSEMBLY
(a) Disconnect the air fuel ratio sensor connector.
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(b) Remove the 3 nuts, front exhaust pipe and gasket from the exhaust manifold RH. |
7. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)
8. REMOVE AIR FUEL RATIO SENSOR (for Bank 2 Sensor 1)
9. REMOVE MONOLITHIC CONVERTER PROTECTOR (for Bank 1)
(a) Remove the 4 bolts and 4 nuts.
(b) Remove the 2 monolithic converter protectors.
(c) Remove the 2 LH converter protector stay and 2 No. 2 converter protector stay.
10. REMOVE NO. 1 MONOLITHIC CONVERTER PROTECTOR (for Bank 1)
(a) Remove the 4 bolts and 4 nuts.
(b) Remove the 2 No. 1 monolithic converter protectors.
(c) Remove the 2 No. 2 converter protector stay and 2 No. 3 converter protector stay.
11. REMOVE MONOLITHIC CONVERTER PROTECTOR (for Bank 2)
(a) Remove the 4 bolts and 4 nuts.
(b) Remove the 2 monolithic converter protectors.
(c) Remove the 2 LH converter protector stay and 2 No. 2 converter protector stay.
12. REMOVE NO. 1 MONOLITHIC CONVERTER PROTECTOR
(a) Remove the 4 bolts and 4 nuts.
(b) Remove the 2 No. 1 monolithic converter protectors.
(c) Remove the 2 No. 2 converter protector stay and 2 No. 3 converter protector stay.
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