sensor TOYOTA SEQUOIA 2001 Service Repair Manual

D14124
Speed Sensor NT
Speed Sensor SP2
D02395
D14124
Speed Sensor NT
Speed Sensor SP2 AT±6
± AUTOMATIC TRANSMISSION (A750E, A750F)SPEED SENSOR
2914 Author: Date:
2005 SEQUOIA (RM1146U)
7. DISCONNECT SPEED SENSOR NT AND SP2 CON-
NECTOR
8. REMOVE SPEED SENSOR NT AND SP2
(a) Remove the 2 bolts, speed sensors NT and SP2.
(b) Remove 2 O±rings from the speed sensors NT and SP2.
9. INSTALL SPEED SENSOR NT AND SP2
(a) Coat 2 new O±rings with ATF and install them to the
speed sensors NT and SP2.
(b) Install the speed sensors NT and SP2 with the 2 bolts.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
10. CONNECT SPEED SENSOR NT AND SP2 CONNEC-
TOR

D13867
AT134±01
D12704
Orange
Blue
Clamp
ClampBolt
Bolt
D12739
D12704
Orange
Blue
Clamp
Clamp
A B
± AUTOMATIC TRANSMISSION (A750E, A750F)ATF TEMPERATURE SENSOR
AT±7
2915 Author: Date:
2005 SEQUOIA (RM1146U)
ATF TEMPERATURE SENSOR
ON±VEHICLE REPAIR
1. DRAIN AUTOMATIC TRANSMISSION FLUID
(a) Remove the drain plug and gasket, and drain the ATF.
(b) Install a new gasket and the drain plug.
Torque: 20 N´m (204 kgf´cm, 15 ft´lbf)
2. REMOVE OIL PAN (See page AT±10)
3. REMOVE OIL STRAINER (See page AT±10)
4. REMOVE ATF TEMPERATURE SENSOR
(a) Disconnect the 7 solenoid valve connectors.
(b) Remove the 2 bolts, clamps and ATF temperature sen-
sors.
(c) Disconnect the transmission wire connector.
(d) Remove the bolt and the transmission wire harness.
5. INSTALL ATF TEMPERATURE SENSOR
(a) Install the transmission wire harness.
(b) Install the bolt.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
(c) Connect the transmission wire connector.
(d) Connect the 7 solenoid valve connectors.
(e) Install the 2 ATF temperature sensors and clamps to the
valve body with the 2 bolts.
HINT:
In order to install the ATF temperature sensors properly, check
the wire harness color prior to installation.
Torque:
A: 11 N´m (112 kgf´cm, 8 ft´lbf)
B: 10 N´m (100 kgf´cm, 7 ft´lbf)
Bolt length:
Bolt A: 36 mm (1.42 in.)
Bolt B: 12 mm (0.47 in.)
Sensor wire harness:
Wire harnessColor
for linear controlOrange
for oil temp. warning lampBlue
6. INSTALL OIL STRAINER (See page AT±10)

D13866
AT±8
± AUTOMATIC TRANSMISSION (A750E, A750F)ATF TEMPERATURE SENSOR
2916 Author: Date:
2005 SEQUOIA (RM1146U)
7. INSTALL OIL PAN
HINT:
Remove any packing material, and be careful not to spill oil on
the contacting surfaces of the transmission case and the oil
pan.
Using a new gasket, install the oil pan with the 20 bolts.
Torque: 4.4 N´m (45 kgf´cm, 39 in´lbf)
8. FILL WITH ATF AND CHECK ATF LEVEL
(a) Remove the refill plug (See page DI±524).
(b) Fill with new fluid through the refill hole.
Fluid type: Toyota genuine ATF WS

D13867
AT136±01
D13866
AT0103
D12703
D12704
Orange
Blue
Clamp
ClampBolt
Bolt AT±10
± AUTOMATIC TRANSMISSION (A750E, A750F)VALVE BODY ASSEMBLY
2918 Author: Date:
2005 SEQUOIA (RM1146U)
VALVE BODY ASSEMBLY
ON±VEHICLE REPAIR
1. DRAIN AUTOMATIC TRANSMISSION FLUID
(a) Remove the drain plug and gasket, and drain the ATF.
(b) Install a new gasket and the drain plug.
Torque: 20 N´m (204 kgf´cm, 15 ft´lbf)
2. REMOVE OIL PAN
NOTICE:
Some fluid will remain in the oil pan.
(a) Remove the 20 bolts.
(b) Remove the oil pan gasket.
3. EXAMINE PARTICLES IN PAN
Remove the magnets and use them to collect any steel par-
ticles. Carefully look at the foreign matter and particles in the
pan and on the magnets to anticipate the type of wear you will
find in the transmission.
Steel (magnetic) ... bearing, gear and clutch plate wear
Brass (non±magnetic) ... bushing wear
4. REMOVE OIL STRAINER
Remove the 4 bolts, the oil strainer and the O±ring.
NOTICE:
Be careful as some fluid will come out with the oil strainer.
5. REMOVE ATF TEMPERATURE SENSOR
(a) Disconnect the 7 solenoid valve connectors.
(b) Remove the 2 bolts, clamps and ATF temperature sen-
sors.

D12705
D12704
Orange
Blue
Clamp
Clamp
A B
D12703
D13866
AT±12
± AUTOMATIC TRANSMISSION (A750E, A750F)VALVE BODY ASSEMBLY
2920 Author: Date:
2005 SEQUOIA (RM1146U)
(b) Install the 19 bolts and the valve body.
Torque: 11 N´m (112 kgf´cm, 8 ft´lbf)
Bolt length:
Bolt A: 25 mm (0.98 in.)
Bolt B: 36 mm (1.42 in.)
10. INSTALL TEMPERATURE SENSOR
(a) Connect the 7 solenoid valve connectors.
(b) Install the 2 temperature sensors and clamps to the valve
body with the 2 bolts.
HINT:
In order to install the ATF temperature sensors properly, check
the wire harness color prior to installation.
Torque:
A: 11 N´m (112 kgf´cm, 8 ft´lbf)
B: 10 N´m (100 kgf´cm, 7 ft´lbf)
Bolt length:
Bolt A: 36 mm (1.42 in.)
Bolt B: 12 mm (0.47 in.)
Sensor wire harness:
Wire harnessColor
for linear controlOrange
for oil temp. warning lampBlue
11. INSTALL OIL STRAINER
(a) Install a new O±ring.
(b) Install the oil strainer with the 4 bolts.
Torque: 10 N´m (100 kgf´cm, 7 ft´lbf)
12. INSTALL OIL PAN
HINT:
Remove any packing material, and be careful not to spill oil on
the contacting surfaces of the transmission case and the oil
pan.
Using a new gasket, install the oil pan with the 20 bolts.
Torque: 4.4 N´m (45 kgf´cm, 39 in´lbf)

D14125
Speed Sensor NT
Speed Sensor SP2
D13875
D13876
D13881
AT±26
± AUTOMATIC TRANSMISSION (A750E, A750F)AUTOMATIC TRANSMISSION UNIT
2934 Author: Date:
2005 SEQUOIA (RM1146U)
9. DISCONNECT SPEED SENSOR NT AND SP2 CON-
NECTOR
10. DISCONNECT TRANSMISSION WIRE CONNECTOR
11. DISCONNECT PARK/NEUTRAL POSITION SWITCH
CONNECTOR
12. SEPARATE SHIFT CONTROL CABLE FROM TRANS-
MISSION
(a) Remove the nut and disconnect the shift control cable.
Torque: 14.5 N´m (148 kgf´cm, 11 ft´lbf)
(b) Remove the 2 bolts and shift control cable bracket from
the transmission.
Torque: 19.5 N´m (199 kgf´cm, 14 ft´lbf)

TR04H±04
TR±2
± TRANSFERTROUBLESHOOTING
2940 Author: Date:
2005 SEQUOIA (RM1146U)
TROUBLESHOOTING
PROBLEM SYMPTOMS TABLE
Use the table below to help find the cause of the problem. The numbers indicate the priority of the likely cause
of the problem. Check each part in order. If necessary, replace these parts.
SymptomSuspected AreaSee page
Noise
1. Oil (Level low)
2. Oil (Wrong)
3. Transfer faultyTR±5
TR±5
TR±7
Oil leakage
1. Oil (Level too high)
2. Gasket (Damaged)
3. Oil seal (Worn or damaged)
4. O±ring (Worn or damaged)TR±5
TR±7
TR±16
TR±7
Tight corner brakingCenter differential or transfer faultyTR±7
Shift from 2WD (H) to 4WD (H) impossible
1. 4WD fuse
2. Wire harness
3. Vehicle speed sensor
4. 2WD/4HI switch
5. 4WD indicator light
6. Actuator assembly
7. A.D.D. control system
8. 4WD control ECU
9. Transfer assembly±
±
BE±55
TR±39
TR±39
TR±39
SA±61
TR±39
TR±3
Shift from 2WD (H) to 4WD (L4) impossible
1. 4LO switch
2. Wire harness
3. 4WD control ECUTR±39
±
TR±39
Shift from 4WD (H) to 4WD (L4) impossible
1. 4LO switch
2. Wire harness
3. 4WD control ECUTR±9
±
TR±39
Shift from 4WD (H) to 2WD (H) impossible
1. 4WD fuse
2. Wire harness
3. 4WD indicator light
4. Actuator assembly
5. A.D.D. control system
6. 4WD control ECU
7. Transfer assembly±
±
TR±39
TR±39
SA±61
TR±39
TR±3
Shift from 4WD (L4) to 2WD (H) impossible
1. 2WD/4HI switch
2. Wire harness
3. 4WD control ECUTR±39
±
TR±39
Shift from 4WD (L4) to 4WD (H) impossible
1. 2WD/4HI switch
2. Wire harness
3. 4WD control ECUTR±39
±
TR±39

TR0DD±01
F19315
F19237
TR±4
± TRANSFERTRANSFER UNIT
2942 Author: Date:
2005 SEQUOIA (RM1146U)
REMOVAL
1. SWITCH TRANSFER TO 2WD
2. REMOVE PROTECTOR
Remove the 4 bolts and protector.
3. DRAIN TRANSFER OIL
4. REMOVE FRONT SUSPENSION MEMBER BRACKET
Remove the 8 bolts and 2 front suspension member brackets.
5. REMOVE LH AND RH FRONT EXHAUST PIPES
(See page EM±126)
6. REMOVE FRONT AND REAR PROPELLER SHAFT
(See page PR±7)
7. REMOVE CROSS MEMBER
(a) Remove the 2 bolts and heat insulator.
(b) Support the rear side of the transmission with a transmis-
sion jack.
(c) Remove the 4 set bolts of the engine rear mounting.
(d) Remove the 4 bolts, nuts and cross member.
8. REMOVE ENGINE REAR MOUNTING
Remove the 4 bolts and engine rear mounting from the transfer.
9. DISCONNECT VEHICLE SPEED SENSOR AND
TRANSFER ACTUATOR CONNECTORS
10. REMOVE TRANSFER
(a) Support the transfer with another transmission jack.
(b) Remove the 8 transfer mounting bolts.
(c) Pull the transfer out from the transmission down and to-
ward the rear.

TR0DE±01
F19237
F19338
0 to 5 mm
(0 to 0.1968 in.)
± TRANSFERTRANSFER UNIT
TR±5
2943 Author: Date:
2005 SEQUOIA (RM1146U)
INSTALLATION
1. INSTALL TRANSFER
Raise the transfer and install it to the transmission with the 8
transfer mounting bolts.
Torque: 24 N´m (245 kgf´cm, 18 ft´lbf)
NOTICE:
Take care not to damage the lip of the transfer rear oil seal
with the transfer input shaft.
2. CONNECT VEHICLE SPEED SENSOR AND TRANS-
FER ACTUATOR CONNECTORS
3. INSTALL ENGINE REAR MOUNTING
Install the engine rear mounting to the transfer with the 4 bolts.
Torque: 65 N´m (660 kgf´cm, 48 ft´lbf)
4. INSTALL CROSS MEMBER
(a) Install the cross member with the 4 bolts and nuts.
Torque: 72 N´m (730 kgf´cm, 53 ft´lbf)
(b) Install the 4 set bolts of the engine rear mounting.
Torque: 18 N´m (185 kgf´cm, 13 ft´lbf)
(c) Remove the transmission jacks.
(d) Install the heat insulator with the 2 bolts.
Torque: 16 N´m (164 kgf´cm, 12 ft´lbf)
5. INSTALL FRONT AND REAR PROPELLER SHAFTS
(See page PR±9)
6. INSTALL LH AND RH FRONT EXHAUST PIPES
(See page EM±128)
7. INSTALL FRONT SUSPENSION MEMBER BRACKET
Install the 2 front suspension member brackets with the 8 bolts.
Torque: 33 N´m (336 kgf´cm, 24 ft´lbf)
8. FILL WITH TRANSFER OIL
(a) Remove the filler plug and gasket.
(b) Fill with transfer oil.
Oil grade: API GL±4 or GL±5
Viscosity: SAE 75W±90
Capacity: 1.4 liters (1.5 US qts, 1.2 lmp.qts)
NOTICE:

When supplying oil, pour it slowly.

Supply oil several times at several minute intervals.
HINT:
The oil level must be within 0 to 5 mm (0 to 0.1968 in.) down from
the lowest end of the hole for the filler plug.
(c) After leaving it for 5 minutes, check the oil level again.
(d) Install the filler plug with a new gasket.
Torque: 37 N´m (377 kgf´cm, 27 ft´lbf)

F01718F05219F14317
Front:
Rear:A
B
C
DSA23H±05
SA±4
± SUSPENSION AND AXLEFRONT WHEEL ALIGNMENT
3000 Author: Date:
2005 SEQUOIA (RM1146U)
FRONT WHEEL ALIGNMENT
INSPECTION
NOTICE:
Be sure to perform the zero point calibration of the steering
angle, master cylinder pressure, yaw rate and deceleration
sensors (See page DI±897).
1. MEASURE VEHICLE HEIGHT
Measuring points:
A: Ground clearance of the front drive shaft center
B: Ground clearance of the front adjusting cam bolt center
C: Ground clearance of the rear axle shaft center
D: Ground clearance of the rear lower control arm front bolt cen-
ter
Vehicle height (Except air suspension models):
UCK35L±GKBSKA
Tire size: P245/70R16
Front
Rear
Tire size: P265/70R16 and P265/65R17
Front
Rear
A ± B: 69.7 mm (2.74 in.)
C ± D: 76.2 mm (3.00 in.)
A ± B: 69.5 mm (2.74 in.)
C ± D: 75.5 mm (2.97 in.)
UCK35L±GKBLKA
Front
Rear
A ± B: 71.6 mm (2.82 in.)
C ± D: 77.3 mm (3.04 in.)
UCK45L±GKBSKA
Front
Rear
A ± B: 61.6 mm (2.43 in.)
C ± D: 63.8 mm (2.51 in.)
UCK45L±GKBLKA
Front
Rear
A ± B: 62.8 mm (2.47 in.)
C ± D: 65.2 mm (2.57 in.)
Vehicle height (Air suspension models):
UCK35L±GKBSKA
Tire size: P245/70R16
Front
Rear
Tire size: P265/70R16 and P265/65R17
Front
Rear
A ± B: 68.5 mm (2.69 in.)
C ± D: 74.8 ± 104.8 mm (2.94 ± 4.13 in.)
A ± B: 68.3 mm (2.69 in.)
C ± D: 74.1 ± 104.1 mm (2.92 ± 4.10 in.)
UCK35L±GKBLKA
Front
Rear
A ± B: 70.3 mm (2.77 in.)
C ± D: 74.6 ± 104.6 mm (2.94 ± 4.12 in.)
UCK45L±GKBSKA
Front
Rear
A ± B: 60.5 mm (2.38 in.)
C ± D: 61.0 ± 91.0 mm (2.40 ± 3.58 in.)
UCK45L±GKBLKA
Front
Rear
A ± B: 61.8 mm (2.43 in.)
C ± D: 61.3 ± 91.3 mm (2.41 ± 3.59 in.)
NOTICE:
Before inspecting the wheel alignment, adjust the vehicle
height to the specified value.