2007 TOYOTA SIENNA Steering rack

EM–322GR-FE ENGINE MECHANICAL – ENGINE ASSEMBLY
EM
(c) Remove the clip and disconnect the transmission
control cable assembly from the control cable
bracket.
(d) Disconnect the control cable from the control cable
clamp.
38. DISCONNECT RETURN TUBE SUB-ASSEMBLY
(a) Using pliers, grip the claws of the 2 clips and slide
the 2 clips to disconnect the 2 return tube sub-
assemblies.
(b) Drain the power steering fluid.
NOTICE:
Take care not to damage the hose protector.
39. DISCONNECT NO. 1 OIL RESERVOIR TO PUMP
HOSE
(a) Using pliers, grip the claws of the clip and slide the
clip to disconnect the No. 1 oil reservoir to pump
hose from the oil reservoir tank.
40. DISCONNECT ENGINE WIRE
(a) Disconnect the engine wire from the engine room
junction block.
(1) Remove the nut and separate the wire harness.
(2) Using a screwdriver, unlock the engine room
junction block. Pull the engine room junction
block upward.
C089134E01
C090579
A163268
A155029
A155037

DS–6DRIVE SHAFT – FRONT DRIVE SHAFT
DS
7. SEPARATE TIE ROD END SUB-ASSEMBLY LH
(a) Remove the cotter pin and nut.
(b) Using SST, separate the tie rod end from the
steering knuckle.
SST 09628-62011
8. SEPARATE NO. 1 FRONT SUSPENSION ARM SUB-
ASSEMBLY LOWER LH
(a) Remove the bolt and 2 nuts, and separate the No. 1
front suspension arm sub-assembly lower from the
lower ball joint.
9. SEPARATE FRONT AXLE ASSEMBLY LH
(a) Using a plastic hammer, separate the drive shaft
from the axle hub.
NOTICE:
Be careful not to damage the boot and speed
sensor rotor.
10. REMOVE FRONT DRIVE SHAFT ASSEMBLY LH
(a) Using SST, remove the front drive shaft assembly
LH.
SST 09520-01010, 09520-24010 (09520-32040)
NOTICE:
• Be careful not to damage the transaxle case
oil seal, inboard joint boot and drive shaft
dust cover.
• Be careful not to drop the drive shaft
assembly.
11. REMOVE FRONT DRIVE SHAFT ASSEMBLY RH (for
2WD)
(a) Using a screwdriver, remove the bearing brake hole
snap ring.
(b) Remove the bolt and front drive shaft assembly RH
from the drive shaft bearing bracket.
F045060E06
F040142
D027403E03
F040148E05
C080304

SR–4STEERING COLUMN – STEERING SYSTEM
SR
(b) Adjust the steering angle.
(1) Draw a line on the RH and LH tie rod and on
the RH and LH rack end, which can easily be
seen.
(2) Using a paper gauge, measure the distance
from the RH and LH tie rod ends to the rack
end screws.
HINT:
• Measure the RH side and LH side.
• Make a note of the measured values.
(3) Remove the RH and LH boot clips from the
rack boots.
(4) Loosen the RH and LH lock nuts.
(5) Turn the RH and LH rack end by the same
amount (but in different directions) according to
the steering angle.
HINT:
1 turn 360 deg. of rack end (1.5 mm (0.059 in.)
horizontal movement) - 12 deg. of steering
angle.
(6) Tighten the RH and LH lock nuts.
Torque: 74 N*m (755 kgf*cm, 55 ft.*lbf)
NOTICE:
Make sure that the difference in length
between RH and LH tie rod ends and rack
end screws are within 1.5 mm (0.059 in.).
(7) Install the RH and LH boot clips.
R000429E08
F016018

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

EM–322GR-FE ENGINE MECHANICAL – ENGINE ASSEMBLY
EM
(c) Remove the clip and disconnect the transmission
control cable assembly from the control cable
bracket.
(d) Disconnect the control cable from the control cable
clamp.
38. DISCONNECT RETURN TUBE SUB-ASSEMBLY
(a) Using pliers, grip the claws of the 2 clips and slide
the 2 clips to disconnect the 2 return tube sub-
assemblies.
(b) Drain the power steering fluid.
NOTICE:
Take care not to damage the hose protector.
39. DISCONNECT NO. 1 OIL RESERVOIR TO PUMP
HOSE
(a) Using pliers, grip the claws of the clip and slide the
clip to disconnect the No. 1 oil reservoir to pump
hose from the oil reservoir tank.
40. DISCONNECT ENGINE WIRE
(a) Disconnect the engine wire from the engine room
junction block.
(1) Remove the nut and separate the wire harness.
(2) Using a screwdriver, unlock the engine room
junction block. Pull the engine room junction
block upward.
C089134E01
C090579
A163268
A155029
A155037

DS–6DRIVE SHAFT – FRONT DRIVE SHAFT
DS
7. SEPARATE TIE ROD END SUB-ASSEMBLY LH
(a) Remove the cotter pin and nut.
(b) Using SST, separate the tie rod end from the
steering knuckle.
SST 09628-62011
8. SEPARATE NO. 1 FRONT SUSPENSION ARM SUB-
ASSEMBLY LOWER LH
(a) Remove the bolt and 2 nuts, and separate the No. 1
front suspension arm sub-assembly lower from the
lower ball joint.
9. SEPARATE FRONT AXLE ASSEMBLY LH
(a) Using a plastic hammer, separate the drive shaft
from the axle hub.
NOTICE:
Be careful not to damage the boot and speed
sensor rotor.
10. REMOVE FRONT DRIVE SHAFT ASSEMBLY LH
(a) Using SST, remove the front drive shaft assembly
LH.
SST 09520-01010, 09520-24010 (09520-32040)
NOTICE:
• Be careful not to damage the transaxle case
oil seal, inboard joint boot and drive shaft
dust cover.
• Be careful not to drop the drive shaft
assembly.
11. REMOVE FRONT DRIVE SHAFT ASSEMBLY RH (for
2WD)
(a) Using a screwdriver, remove the bearing brake hole
snap ring.
(b) Remove the bolt and front drive shaft assembly RH
from the drive shaft bearing bracket.
F045060E06
F040142
D027403E03
F040148E05
C080304

SUSPENSION – FRONT WHEEL ALIGNMENTSP–5
SP
3. INSPECT TOE-IN
(a) Inspect the toe-in.
To e - i n
FF
4WD
HINT:
If the toe-in is not within the specified value, adjust it
at the rack ends.
4. ADJUST TOE-IN
(a) Remove the rack boot set clips.
(b) Loosen the tie rod end lock nuts.
(c) Turn the right and left rack ends by an equal amount
to adjust the toe-in.
HINT:
Adjust the toe-in to the center of the specified value
as much as possible.
(d) Make sure that the lengths of the right and left rack
ends are the same.
(e) Tighten the tie rod end lock nuts.
Torque: 74 N*m (755 kgf*cm, 55 ft.*lbf)
(f) Place the boots on the seats and install the clips.
HINT:
Make sure that the boots are not twisted.
5. INSPECT WHEEL ANGLE
(a) Turn the steering wheel fully and measure the
turning angle.
Wheel turning angle:
FF
4WD
HINT:
If the right and left inside wheel angles are not as
specified, check the right and left rack end lengths.
SA03213E12
To e - i n
(total)-
A + B:
C - D:-1.2' +/- 12' (-0.02
+/- 0.2)
-0.2 +/- 2 mm (-0.01 +/- 0.08 in.)
To e - i n
(total)-
A + B:
C - D:2.4' +/- 12' (0.04
+/- 0.2)
0.4 +/- 2 mm (0.02 +/- 0.08 in.)
F040165
SA00028E10
Inside wheel Outside wheel
42
45' +/- 2(42.75 +/- 2)3621' (36.35)
Inside wheel Outside wheel
42
42' +/- 2
(42.70 +/- 2)3616' (36.27)

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