Toyota Sienna Service Manual: Removal
1. Disconnect cable from negative battery terminal
2. REMOVE HEATED OXYGEN SENSOR (for Bank 1 Sensor 2) (See page EC-32)
3. REMOVE TAIL EXHAUST PIPE ASSEMBLY
(a) Remove the 2 bolts.
(b) Disconnect the 3 exhaust pipe supports and remove the tail exhaust pipe assembly.
(c) Remove the gasket from the center exhaust pipe assembly.
4. REMOVE CENTER EXHAUST PIPE ASSEMBLY
(a) Remove the 2 bolts and 2 compression springs.
(b) Disconnect the 2 exhaust pipe supports and remove the center exhaust pipe assembly
(c) Remove the gasket from the front exhaust pipe assembly.
5. REMOVE FRONT EXHAUST PIPE ASSEMBLY
(a) Disconnect the heated oxygen sensor (for bank 2 sensor 2) connector.
(b) Remove the 6 nuts and front exhaust pipe assembly.
(c) Remove the 2 gaskets from the front exhaust pipe assembly.
6. REMOVE NO. 1 EXHAUST PIPE SUPPORT BRACKET
(a) Remove the bolt and No. 1 exhaust pipe support bracket.
7. REMOVE HEATED OXYGEN SENSOR (for Bank 2 Sensor 2) (See page EC-33)
Exhaust pipe (for 2wd)
Components
...
Installation
1. Install heated oxygen sensor (for bank 2
sensor 2) (see page ec-34)
2. Install front exhaust pipe assembly
(a) Install 2 new gaskets to the front exhaust pipe
assembly.
(b) Install the front ...
Other materials:
Symptom simulation
HINT:
The most difficult case in troubleshooting is when no
problem symptoms occur. In such a case, a thorough
problem analysis must be carried out. A simulation of the
same or similar conditions and environment in which the
problem occurred in the customer's vehicle should be
carried out. No ...
Reassembly
1. INSTALL CENTER SUPPORT BEARING ASSEMBLY NO.1
(a) Set the center support bearing assembly No. 1
(front) to the intermediate shaft, as shown in the
illustration.
(b) Install a new washer to the intermediate shaft.
NOTICE:
Be sure to install the bearing in the correct
direction.
(c ...
Removal
1. PRECAUTION
HINT:
See page RS-1
2. DISCONNECT BATTERY NEGATIVE TERMINAL
Wait for 90 seconds after disconnecting the battery
terminal to prevent the airbag working.
3. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
4. REMOVE STEERING WHEEL COVER LOWER NO.2
(See page RS-424)
5. REMOVE STEERING WH ...
