Toyota Sienna Service Manual: 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 exhaust pipe assembly with the 4 nuts.
Torque: 62 n*m (632 kgf*cm, 46 ft.*Lbf)
3. INSTALL CENTER EXHAUST PIPE ASSEMBLY
(a) Using a vernier caliper, measure the free length of the compression spring.
Minimum length: 38.86 mm (1.5299 in.)
If the length is less than the minimum, replace the compression spring.
(b) Install a new gasket by hand so that its surface is flush with the front exhaust pipe assembly.
NOTICE:
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(c) Connect the 2 exhaust pipe supports, and install the center exhaust pipe assembly.
(d) Install the 2 compression springs and 2 bolts.
Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf)
(e) Connect the heated oxygen sensor (for bank 2 sensor 2) connector.
4. INSTALL NO. 1 EXHAUST PIPE SUPPORT BRACKET
(a) Install the No. 1 exhaust pipe support bracket to oil pan sub-assembly with 2 new nuts.
Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf) (b) Loosen the No. 1 exhaust pipe support bracket bolts.
(c) Install the clamp to No. 1 exhaust pipe support bracket.
(d) Retighten the No. 1 exhaust pipe support bracket bolts.
Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf) (e) Install the clamp with the bolt.
Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)
5. INSTALL TAIL EXHAUST PIPE ASSEMBLY
(a) Install a new gasket to the center exhaust pipe assembly.
(b) Connect the 3 exhaust pipe supports, and install the tail exhaust pipe assembly.
(c) Install 2 new bolts.
Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf)
6. INSTALL HEATED OXYGEN SENSOR (for Bank 1 Sensor 2) (See page EC-36) 7. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
8. INSPECT FOR EXHAUST GAS LEAK
If exhaust gas is leaking, repair the leak. Replace damaged parts as necessary.
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) Discon ...
Exhaust pipe (for 4wd)
Components
...
Other materials:
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE ENGINE UNDER COVER NO.1
3. DRAIN AUTOMATIC TRANSAXLE FLUID
(a) Remove the drain plug and gasket, and drain the
ATF.
(b) Install a new gasket and the drain plug.
Torque: 49 N*m (500 kgf*cm, 36 ft.*lbf)
4. REMOVE AUTOMATIC TRANSA ...
Diagnosis system
1. CHECK DLC3
The vehicle's ECU uses ISO 15765-4 for
communication protocol. The terminal arrangement
of the DLC3 complies with SAE J1962 and matches
the ISO 15765-4 format.
NOTICE:
*: Before measuring the resistance, leave the
vehicle as is for at least 1 minute and do not
...
Driving Position Memory Switch Circuit (w/ Memory)
DESCRIPTION
The seat memory switch sends signals to the outer mirror control ECU LH via
the multiplex
communication system to memorize a given seat position. This memory system does
not use a position
sensor. The seat position is detected by counting pulses that are output when
the motor tu ...
