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:
Basic repair hint
(a) HINTS ON OPERATIONS
BASIC REPAIR HINT
1
Attire
• Always wear a clean uniform.
• Hat and safety shoes must be worn.
2
Vehicle protection
Prepare a grille cover, fender cover, seat cover and floor mat before
starting the
operation.
3
...
Definition of terms
Term
Definition
Monitor description
Description of what the ecm monitors and how it detects malfunctions
(monitoring purpose and its details).
Related dtcs
Diagnostic codeV
Typical enabling condition
Preconditions that allow the ecm to detect malfunc ...
On-vehicle inspection
1. INSPECT FRONT AIRBAG SENSOR (VEHICLE NOT
INVOLVED IN COLLISION)
Perform a diagnostic system check.
2. INSPECT FRONT AIRBAG SENSOR (VEHICLE
INVOLVED IN COLLISION AND AIRBAG HAS NOT
DEPLOYED)
Perform a diagnostic system check.
When the front bumper of the vehicle o ...
