TOYOTA SIENNA 2007 Service Repair Manual

SP–18SUSPENSION – FRONT SHOCK ABSORBER WITH COIL SPRING
SP
INSTALLATION
1. INSTALL FRONT SHOCK ABSORBER WITH COIL
SPRING
(a) Install the front shock absorber with coil spring as
shown in the illustration.
(b) Install the 3 nuts to the upper side of the front shock
absorber with coil spring.
Torque: 80 N*m (816 kgf*cm, 59 ft.*lbf)
(c) Install the 2 bolts and 2 nuts to the lower side of the
front shock absorber with coil spring.
Torque: 210 N*m (2,140 kgf*cm, 155 ft.*lbf)
NOTICE:
When installing the bolt, hold the nut not to
rotate.
(d) Fully tighten the lock nut.
Torque: 49 N*m (500 kgf*cm, 36 ft.*lbf)
(e) Install the front flexible hose No.1 and speed sensor
front LH with the bolt.
Torque: 19 N*m (189 kgf*cm, 14 ft.*lbf)
F044630
F013683
F044629
C065925

SUSPENSION – FRONT SHOCK ABSORBER WITH COIL SPRINGSP–19
SP
2. INSTALL FRONT STABILIZER LINK ASSEMBLY LH
(a) Install the front stabilizer link assembly LH with the
nut.
Torque: 74 N*m (755 kgf*cm, 55 ft.*lbf)
HINT:
If the ball joint turns together with the nut, use a
hexagon (6 mm) wrench to hold the stud.
3. INSTALL COWL TOP PANEL SUB-ASSEMBLY
OUTER FRONT
(a) Install the cowl top brace and cowl top panel sub-
assembly outer front with the 9 bolts.
Torque: 7.5 N*m (76 kgf*cm, 66 in.*lbf)
(b) Connect the wire harness to the cowl top panel sub-
assembly outer front.
4. INSTALL WINDSHIELD WIPER MOTOR & LINK
ASSEMBLY
HINT:
(See page WW-3)
5. INSTALL FR WIPER ARM LH
HINT:
(See page WW-3)
6. INSTALL FR WIPER ARM RH
HINT:
(See page WW-3)
7. INSTALL FRONT WHEEL
Torque: 103 N*m (1,050 kgf*cm, 76 ft.*lbf)
8. INSPECT AND ADJUST FRONT WHEEL ALIGNMENT
HINT:
(See page SP-4)
F045196
F049306E01

SP–20SUSPENSION – FRONT SHOCK ABSORBER WITH COIL SPRING
SP
DISPOSAL
1. DISPOSE OF SHOCK ABSORBER ASSEMBLY
FRONT LH
HINT:
Dispose the RH side by the same procedures as the LH
side.
(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.
CAUTION:
• When drilling, chips may fly out, work
carefully.
• The gas is colorless, odorless and non-
poisonous.
F045557E01

SP–28SUSPENSION – FRONT STABILIZER BAR (for 2WD)
SP
REMOVAL
1. REMOVE FRONT WHEELS
2. REMOVE FRONT STABILIZER LINK ASSEMBLY LH
(a) Remove the 2 nuts and front stabilizer link assembly
LH.
HINT:
If the ball joint turns together with the nut, use a
hexagon (6 mm) wrench to hold the stud.
3. REMOVE FRONT STABILIZER LINK ASSEMBLY RH
HINT:
Remove the RH side by the same procedures as the LH
side.
4. REMOVE FRONT STABILIZER BRACKET NO.1 LH
(a) Remove the 2 bolts and the front stabilizer bracket
No.1 LH.
5. REMOVE FRONT STABILIZER BRACKET NO.1 RH
HINT:
Remove the RH side by the same procedures as the LH
side.
6. SEPARATE TIE ROD ASSEMBLY LH
HINT:
(See page AH-4)
SST 09628-62011
7. SEPARATE TIE ROD ASSEMBLY RH
SST 09628-62011
HINT:
Separate the RH side by the same procedures as the LH
side.
8. DISCONNECT PRESSURE FEED TUBE ASSEMBLY
HINT:
(See page PS-21)
SST 09023-12701
9. SEPARATE STEERING INTERMEDIATE SHAFT
ASSEMBLY
HINT:
(See page PS-21)
10. REMOVE RACK & PINION POWER STEERING GEAR
ASSEMBLY
HINT:
(See page PS-21)
11. REMOVE FRONT STABILIZER BAR BUSH NO.1
12. REMOVE STABILIZER BAR FRONT
F045195
F044993

SUSPENSION – FRONT STABILIZER BAR (for 2WD)SP–29
SP
INSPECTION
1. INSPECT FRONT STABILIZER LINK ASSEMBLY LH
(a) As shown in the illustration, flip the ball joint stud
back and forth 5 times, before installing the nut.
(b) Using a torque wrench, turn the nut continuously at
a rate of 2 to 4 seconds per 1 turn and take the
torque reading on the 5th turn.
Turning torque:
0.05 to 1.96 N*m (0.5 to 20kgf*cm, 0.4 to 17.4
in.*lbf)
C066721

SUSPENSION – FRONT LOWER SUSPENSION ARMSP–19
SP
SUSPENSION & AXLE
SUSPENSION
FRONT LOWER SUSPENSION ARM
COMPONENTS
C119465E01

SP–20SUSPENSION – FRONT LOWER SUSPENSION ARM
SP
REMOVAL
1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE
HINT:
(See page EM-34)
2. REMOVE TRANSVERSE ENGINE ENGINE
MOUNTING INSULATOR
(a) Remove the 3 nuts and transverse engine engine
mounting insulator.
3. REMOVE FRONT SUSPENSION ARM SUB-
ASSEMBLY LOWER NO.1 LH
(a) Remove the 2 bolts on the front side of the front
suspension arm sub-assembly lower No.1 LH.
(b) Remove the bolt and nut on the rear side of the front
suspension arm sub-assembly lower No.1 LH.
(c) Remove the front suspension arm sub-assembly
lower No.1 LH.
(d) Remove the front lower arm bush stopper from the
front suspension arm sub-assembly lower No.1 LH.
C083387
F044964
F044965

SP–30SUSPENSION – FRONT STABILIZER BAR (for 2WD)
SP
INSTALLATION
1. INSTALL STABILIZER BAR FRONT
2. INSTALL FRONT STABILIZER BAR BUSH NO.1
(a) Install the front stabilizer bar bush No. 1.
HINT:
Install the bushing to the outer side of the bushing
stopper on the stabilizer bar as shown in the
illustration.
3. INSTALL STEERING INTERMEDIATE SHAFT
ASSEMBLY
HINT:
(See page PS-21)
4. INSTALL RACK & PINION POWER STEERING GEAR
ASSEMBLY
HINT:
(See page PS-21)
5. CONNECT PRESSURE FEED TUBE ASSEMBLY
HINT:
(See page PS-21)
SST 09023-12701
6. INSTALL TIE ROD ASSEMBLY LH
HINT:
(See page AH-4)
7. INSTALL TIE ROD ASSEMBLY RH
HINT:
Install the RH side by the same procedures as the LH
side.
8. INSTALL FRONT STABILIZER BRACKET NO.1 LH
(a) Install the front stabilizer bracket No.1 LH with the 2
bolts.
Torque: 17 N*m (173 kgf*cm, 12 ft.*lbf)
9. INSTALL FRONT STABILIZER BRACKET NO.1 RH
HINT:
Install the RH side by the same procedures as the LH
side.
10. INSTALL FRONT STABILIZER LINK ASSEMBLY LH
(a) Install the front stabilizer link assembly LH with the 2
nuts.
Torque: 74 N*m (755 kgf*cm, 55 ft.*lbf)
HINT:
If the ball joint turns together with the nut, use a
hexagon (6 mm) wrench to hold the stud.
11. INSTALL FRONT STABILIZER LINK ASSEMBLY RH
HINT:
Install the RH side by the same procedures as the LH
side.
12. INSTALL FRONT WHEELS
Torque: 103 N*m (1,050 kgf*cm, 76 ft.*lbf)
13. INSPECT CENTER FRONT WHEEL
F044992E01
F044993

SUSPENSION – FRONT STABILIZER BAR (for 2WD)SP–31
SP
14. INSPECT STEERING WHEEL CENTER POINT
15. ADD POWER STEERING FLUID
16. BLEED POWER STEERING FLUID
HINT:
(See page SP-26)
17. CHECK POWER STEERING FLUID LEAKAGE
18. INSPECT AND ADJUST FRONT WHEEL ALIGNMENT
HINT:
(See page SP-4)

SP–24SUSPENSION – FRONT LOWER BALL JOINT
SP
REMOVAL
1. REMOVE FRONT WHEEL
2. REMOVE FRONT AXLE HUB LH NUT
HINT:
(See page AH-4)
SST 09930-00010
3. SEPARATE SPEED SENSOR FRONT LH
HINT:
(See page AH-4)
4. SEPARATE FRONT DISC BRAKE CALIPER
ASSEMBLY LH
HINT:
(See page AH-4)
5. REMOVE FRONT DISC
6. SEPARATE TIE ROD ASSEMBLY LH
HINT:
(See page AH-4)
SST 09628-62011
7. SEPARATE FRONT SUSPENSION ARM SUB-
ASSEMBLY LOWER NO.1 LH
HINT:
(See page AH-4)
8. REMOVE FRONT AXLE ASSEMBLY LH
HINT:
(See page AH-4)
9. REMOVE LOWER BALL JOINT ASSEMBLY FRONT
LH
(a) Remove the cotter pin and nut.
(b) Using SST, remove the lower ball joint assembly
front LH.
SST 09628-62011
INSPECTION
1. INSPECT LOWER BALL JOINT ASSEMBLY FRONT
LH
(a) As shown in the illustration, flip the ball joint stud
back and forth 5 times, before installing the nut.
(b) Using a torque wrench, turn the nut continuously at
a rate of 3 - 5 seconds per 1 turn and take the
torque reading on the 5th turn.
Turning torque:
0.98 to 3.43 N*m (10 to 35 kgf*cm, 8.7 to 30
in.*lbf)
F040153E04
ZX01712