2007 TOYOTA SIENNA shock

DRIVE SHAFT – FRONT DRIVE SHAFTDS–5
DS
REMOVAL
1. DRAIN AUTOMATIC TRANSAXLE FLUID
(a) Remove the drain plug, gasket and drain ATF.
(b) Install a new gasket and the drain plug.
Torque: 49 N*m (500 kgf*cm, 36 ft.*lbf)
2. DRAIN TRANSFER OIL (for 4WD)
HINT:
(See page TF-8)
3. REMOVE FRONT WHEEL
4. REMOVE FRONT AXLE HUB LH NUT
(a) Using SST and a hammer, unstake the staked part
of the axle hub LH nut.
SST 09930-00010
NOTICE:
Loosen the staked part of the nut completely,
otherwise the screw of the drive shaft may be
damaged.
(b) While applying the brakes, remove the lock axle hub
LH nut.
5. SEPARATE FRONT STABILIZER LINK ASSEMBLY LH
(a) Remove the nut, and separate the stabilizer link
assembly LH.
HINT:
If the ball joint turns together with the nut, use a
hexagon wrench (6 mm) to hold the stud.
6. SEPARATE SPEED SENSOR FRONT LH
(a) Remove the bolt and clip, and separate the sensor
wire and hose from the shock absorber.
NOTICE:
Be careful not to damage the speed sensor.
(b) Remove the bolt, and separate the speed sensor
from LH from the steering knuckle.
NOTICE:
Prevent foreign matter from adhering to the
speed sensor.
F040146E09
F040136
C083022
F040147

AXLE – FRONT AXLE HUBAH–9
AH
4. INSTALL FRONT AXLE HUB LH HOLE SNAP RING
(a) Using snap ring pliers, install a new front axle hub
LH hole snap ring.
5. INSTALL FRONT WHEEL BEARING DUST
DEFLECTOR NO.1 LH
(a) Using SST(s) and a hammer, install the bearing dust
deflector No. 1 LH.
SST 09316-60011 (09316-00011, 09316-00031),
09608-32010
HINT:
Align the hole for the speed sensor in the bearing
dust deflector No. 1 LH with the steering knuckle.
6. INSTALL LOWER BALL JOINT ASSEMBLY FRONT
LH
(a) Install the lower ball joint assembly front LH and
tighten the nut.
Torque: 123 N*m (1,250 kgf*cm, 91 ft.*lbf)
(b) Install a new cotter pin.
NOTICE:
If the holes for the cotter pin are not aligned,
tighten the nut up to 60
further.
INSTALLATION
1. INSTALL FRONT AXLE ASSEMBLY LH
(a) Install the 2 bolts, nuts and front axle assembly LH
with the 2 bolts and nuts to the shock absorber
assembly front LH.
Torque: 230 N*m (2,350 kgf*cm, 170 ft.*lbf)
NOTICE:
• Only when reusing the bolts and nuts, apply
the small amount of engine oil to the screw
part of the nuts.
• Do not excessively push out the front axle
assembly LH.
• Be careful not to damage the outboard joint
boot.
• Be careful not to damage the speed sensor
rotor.
2. INSTALL FRONT SUSPENSION ARM SUB-
ASSEMBLY LOWER NO.1 LH (See page DS-18)
3. INSTALL TIE ROD END SUB-ASSEMBLY LH (See
page DS-18)
4. INSTALL FRONT DISC
F045465
F045054E03
C083023

SUSPENSION – SUSPENSION SYSTEMSP–3
SP
PROBLEM SYMPTOMS TABLE
FRONT SUSPENSION SYSTEM
REAR SUSPENSION SYSTEM
Symptom Suspected Area See page
Bottoming1. Vehicle (Overloaded) -
2. Spring (Weak)SP-12
3. Shock absorber (Worn)SP-12
Sways / pitches1. Tire (Worn or improperly inflated)TW-2
2. Stabilizer bar (Bent or broken) (2WD)SP-28
3. Stabilizer bar (Bent or broken) (4WD)SP-35
4. Shock absorber (Worn)SP-12
Front wheel shimmy1. Tire (Worn or improperly inflated)TW-2
2. Wheel (Out of balance)TW-2
3. Shock absorber (Worn)SP-12
4. Wheel alignment (Incorrect)SP-4
5. Ball joint (Worn)SP-24
6. Hub bearing (Worn)AH-5
7. Steering linkage (Loose or worn) -
Abnormal tire wear1. Tire (Worn or improperly inflated)TW-2
2. Wheel alignment (Incorrect)SP-4
3. Shock absorber (Worn)SP-12
4. Suspension parts (Worn) -
Symptom Suspected Area See page
Wander / pulls1. Tire (Worn or improperly inflated)TW-2
2. Wheel alignment (Incorrect)SP-9
3. Steering linkage (Loose or worn) -
4. Hub bearing (Worn) (2WD)AH-16
5. Hub bearing (Worn) (4WD)AH-19
6. Suspension parts (Worn) -
Bottoming1. Vehicle (Overloaded) -
2. Spring (Weak)SP-51
3. Shock absorber (Worn)SP-52
Sways / pitches1. Tire (Worn or improperly inflated)TW-2
2. Stabilizer bar (Bent or broken) (2WD)SP-28
3. Stabilizer bar (Bent or broken) (4WD)SP-35
4. Shock absorber (Worn)SP-52
Rear wheel shimmy1. Tire (Worn or improperly inflated)TW-2
2. Wheel (Out of balance)TW-2
3. Shock absorber (Worn)SP-52
4. Wheel alignment (Incorrect)SP-9
5. Hub bearing (Worn) (2WD)AH-16
6. Hub bearing (Worn) (4WD)AH-19
Abnormal tire wear1. Tire (Worn or improperly inflated)TW-2
2. Wheel alignment (Incorrect)SP-9
3. Shock absorber (Worn)SP-9
4. Suspension parts (Worn) -

SUSPENSION – REAR SHOCK ABSORBERSP–51
SP
REMOVAL
1. REMOVE REAR WHEEL
2. REMOVE REAR SHOCK ABSORBER CAP LH
(a) Remove the shock absorber head cover.
(b) Remove the shock absorber cap LH.
3. REMOVE SHOCK ABSORBER ASSEMBLY REAR LH
(a) Support the rear axle beam with a jack.
(b) Using a 6 mm hexagon wrench to hold the piston
rod, remove the lock nut.
(c) Remove the rear shock absorber LH cushion
retainer and rear shock absorber cushion No.1.
G023895
C088670
G023896
G023897

SP–52SUSPENSION – REAR SHOCK ABSORBER
SP
(d) Remove the nut, cushion retainer and shock
absorber assembly rear LH.
(e) Remove the rear spring bumper No.1 LH from the
shock absorber assembly rear LH.
INSPECTION
1. INSPECT SHOCK ABSORBER ASSEMBLY REAR LH
(a) Push down and pull up the shock absorber rod, and
check that there is no unusual resistance or unusual
operation sound.
If there is any malfunction, replace the shock
absorber with a new one.
NOTICE:
When disposing of the shock absorber, see
DISPOSAL (See page SP-54).
INSTALLATION
1. INSTALL SHOCK ABSORBER ASSEMBLY REAR LH
(a) Install the rear spring bumper No.1 LH to the shock
absorber assembly LH.
(b) Support the rear axle beam assembly with a jack.
(c) Install the rear shock absorber assembly rear LH,
cushion retainer and nut to the rear axle beam.
C088671
C088672
C088673
C088672
C088670

SUSPENSION – REAR SHOCK ABSORBERSP–53
SP
(d) Install the rear shock absorber cushion No.1 and
rear shock absorber LH cushion retainer.
(e) Temporary tighten a new lock nut.
(f) Using a 6mm hexagon wrench to hold the piston
rod, fully tighten the lock nut.
Torque: 30 N*m (310 kgf*cm, 22 ft.*lbf)
2. INSTALL REAR SHOCK ABSORBER CAP LH
(a) Install the shock absorber cap LH as shown in the
illustration.
(b) Install the shock absorber head cover.
3. INSTALL REAR WHEEL
Torque: 103 N*m (1,050 kgf*cm, 76 ft.*lbf)
G023897
G023896
G024672
G023895

SP–54SUSPENSION – REAR SHOCK ABSORBER
SP
4. FULLY TIGHTEN SHOCK ABSORBER ASSEMBLY
REAR LH
(a) Stabilize the shock absorber assembly rear LH.
If it is impossible to tighten the nut at this position,
support the rear axle beam with a jack and load the
rear compartment with a mass of approximately 90
kg (198 lb).
Length of shock absorber:
2WD DRIVE TYPE:
234 mm (9.22 in.)
4WD DRIVE TYPE:
258 mm (10.16 in.)
(b) Fully tighten the nut.
Torque: 115 N*m (1,173 kgf*cm, 85 ft.*lbf)
5. INSPECT REAR WHEEL ALIGNMENT
HINT:
(See page SP-9)
DISPOSAL
1. DISPOSE OF SHOCK ABSORBER ASSEMBLY REAR
LH
(a) Fully extend the shock absorber rod.
(b) Using a drill, make a hole in the cylinder as shown in
the illustration to discharge the gas inside the
cylinder.
CAUTION:
• When drilling, since the fragments may fly
out, work carefully.
• The discharged gas is colorless, odorless
and non-poisonous.
C088682
C088671
C066544E01

SS–10SERVICE SPECIFICATIONS – 2GR-FE ENGINE MECHANICAL
SS
TORQUE SPECIFICATIONS
Part Tightened N*m kgf*cm ft.*lbf
Ignition coil assembly x Cylinder head cover sub-assembly 10 102 7
No. 1 engine hanger x Cylinder head sub-assembly RH 33 337 24
No. 2 engine hanger x Cylinder head sub-assembly LH 33 337 24
Engine mounting bracket RH x Cylinder block sub-assembly 54 551 40
No. 1 oil level gauge guide x Cylinder head sub-assembly 21 214 15
No. 2 oil level gauge guide x Cylinder block sub-assembly 21 214 15
No. 2 idler pulley sub-assembly x Timing chain cover sub-assembly 43 438 32
V-ribbed belt tensioner assembly x Cylinder block sub-assembly 43 438 32
Intake manifold x Cylinder head sub-assembly 21 214 15
Exhaust manifold sub-assembly RH x Cylinder head sub-assembly
RH21 214 15
Exhaust manifold sub-assembly LH x Cylinder head sub-assembly LH 21 214 15
Drive plate & ring gear sub-assembly x Crankshaft 83 850 61
Air cleaner case sub-assembly x Body 5.0 51 44 in.*lbf
Air cleaner case sub-assembly x Air cleaner bracket 5.0 51 44 in.*lbf
Engine coolant temperature x water by-pass joint RR 20 200 14
Engine assembly with Transaxle x Body A 85 867 63
B 32 329 24
No. 2 manifold stay x Exhaust manifold sub-assembly LH 34 347 25
No. 2 manifold stay x Cylinder block sub-assembly 34 347 25
No. 1 air cleaner inlet x Body 5.0 51 44 in.*lbf
No. 2 air cleaner inlet x Body 5.0 51 44 in.*lbf
Battery clamp x Body Bolt 5.5 56 49 in.*lbf
Nut 5.5 56 49 in.*lbf
Throttle body bracket x Intake air surge tank assembly 21 214 15
Throttle body bracket x Cylinder head cover sub-assembly RH 21 21415
No. 1 surge tank stay x Intake air surge tank assembly 21 214 15
No. 1 surge tank stay x Cylinder head cover sub-assembly RH 21 21415
No. 1 cowl top to cowl brace inner x Body 7.5 76 66 in.*lbf
No. 1 cowl top to cowl brace inner x Front outer cowl top panel sub-
assembly7.5 76 66 in.*lbf
Front outer cowl top panel sub-assembly x Body 7.5 76 66 in.*lbf
Fuel pump resistor x Front outer cowl top panel sub-assembly 7.576 66 in.*lbf
Radio setting condenser x Cylinder head cover sub-assembly RH 10102 7
Radio setting condense x Cylinder head cover sub-assembly LH 10 102 7
Intake air resonator sub-assembly x Body 5.0 51 44 in.*lbf
Air cleaner bracket x Body 7.8 80 69 in.*lbf
No. 1 vacuum switching valve assembly x Cylinder head cover sub-
assembly10 102 7
Engine mounting bracket RR x Cylinder block sub-assembly 64 650 47
Steering intermediate shaft x Steering gear 35 360 26
Stabilizer link x Shock absorber 74 755 55
Tie rod assembly x Steering gear 49 500 36
Front speed sensor x Front axle 8.0 85 71 in.*lbf
Front axle hub nut x Front drive shaft 294 2998 217
Cooler compressor assembly x V-ribbed belt tensioner 25 250 18
Cooler compressor assembly x Discharge hose sub-assembly 5.4 55 48 in.*lbf
Cooler compressor assembly x Suction hose sub-assembly 5.4 55 48 in.*lbf