Page 3169 of 4323
SA0L4±05
F16841
N´m (kgf´cm, ft´lbf): Specified torque
Non±reusable part
29 (300, 21)
Connector
Height Control Tube
Height Control Tube
Holder
Clip O±RingHeight Control Tube Plate Plate Connector No.2
O±Rings
O±Rings
Height Control
Valve
MP grease
Connector No.2
± SUSPENSION AND AXLEHEIGHT CONTROL VALVE
SA±165
3161 Author: Date:
2005 SEQUOIA (RM1146U)
HEIGHT CONTROL VALVE
COMPONENTS
Page 3170 of 4323

SA2D2±01
F16832
C
BA
F16833
F16834
SA±166
± SUSPENSION AND AXLEHEIGHT CONTROL VALVE
3162 Author: Date:
2005 SEQUOIA (RM1146U)
REMOVAL
1. DISCONNECT HEIGHT CONTROL TUBE
(a) When disconnecting the height control tube A:
(1) Remove the clip and holder.
(2) Using SST, disconnect the height control tube.
SST 09730±00010
(3) Remove the O±ring from the height control tube.
HINT:
Perform the following before installation:
Coat a new O±ring with MP grease.
Push the air tube in straight to connect it until the clip
makes a ºclickingº sound.
(b) When disconnecting the height control tubes B and C:
NOTICE:
Be careful when removing tube as it will cause air to be re-
leased from the pneumatic cylinder and vehicle height to
decrease. When using a jack or two±post lift, read the op-
eration procedures and precautions for the pneumatic cyl-
inder to prevent damaging the cylinder.
(1) Spread the clip and slowly pull the 2 height control
tubes straight out.
(2) Remove the 4 O±rings, 2 plates, and 2 connector
No.2 from the height control tube.
HINT:
Perform the following before installation:
Coat 4 new O±rings with MP grease.
2. DISCONNECT CONNECTOR
3. REMOVE HEIGHT CONTROL VALVE
(a) Remove the 2 bolts and height control valve.
Torque: 29 N´m (300 kgf´cm, 21 ft´lbf)
Page 3171 of 4323
SA0L6±03
± SUSPENSION AND AXLEHEIGHT CONTROL VALVE
SA±167
3163 Author: Date:
2005 SEQUOIA (RM1146U)
INSTALLATION
Installation is in the reverse order of removal (See page SA±166).
Page 3172 of 4323
SA1I9±03
F16849
N´m (kgf´cm, ft´lbf) : Specified torque
29 (300, 21)
5.4 (55, 48 in.´lbf)
Rear Height
Control Sensor
SA±168
± SUSPENSION AND AXLEREAR HEIGHT CONTROL SENSOR
3164 Author: Date:
2005 SEQUOIA (RM1146U)
REAR HEIGHT CONTROL SENSOR
COMPONENTS
Page 3173 of 4323
SA2D3±01
F16835Matchmarks
F16836
± SUSPENSION AND AXLEREAR HEIGHT CONTROL SENSOR
SA±169
3165 Author: Date:
2005 SEQUOIA (RM1146U)
REMOVAL
1. DISCONNECT CONNECTOR
2. DISCONNECT HEIGHT CONTROL SENSOR LINK
(a) Put matchmarks on the height control sensor link and
bracket.
(b) Remove the nut and disconnect the sensor link.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
3. REMOVE REAR HEIGHT CONTROL SENSOR
(a) Disconnect the wire harness clamp.
(b) Remove the 2 bolts and rear height control sensor.
Torque: 29 N´m (300 kgf´cm, 21 ft´lbf)
Page 3174 of 4323
SA1IB±03
SA±170
± SUSPENSION AND AXLEREAR HEIGHT CONTROL SENSOR
3166 Author: Date:
2005 SEQUOIA (RM1146U)
INSTALLATION
Installation is in the reverse order of removal (See page SA±169).
Page 3175 of 4323
SA2CW±01
F16828
F16828
± SUSPENSION AND AXLESUSPENSION CONTROL ECU
SA±171
3167 Author: Date:
2005 SEQUOIA (RM1146U)
SUSPENSION CONTROL ECU
REPLACEMENT
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE INTEGRATION CONTROL PANEL
(See page BO±89)
3. REMOVE SUSPENSION CONTROL ECU
(a) Disconnect the connector.
(b) Remove the screw and suspension control ECU.
4. INSTALL SUSPENSION CONTROL ECU
(a) Install the suspension control ECU with the screw.
(b) Connect the connector.
5. INSTALL INTEGRATION CONTROL PANEL
(See page BO±97)
6. CONNECT CABLE TO NEGATIVE BATTERY TERMI-
NAL
7. PERFORM INITIALIZATION (See page IN±20)
Some systems need initialization when disconnecting the cable
from the negative battery terminal.
Page 3176 of 4323
BR0A9±04
± BRAKEBRAKE SYSTEM
BR±1
3168 Author: Date:
2005 SEQUOIA (RM1146U)
BRAKE SYSTEM
PRECAUTION
Care must be taken to replace each part properly as it could affect the performance of the brake
system and result in a driving hazard. Replace the parts with parts having the same part number
or equivalent.
It is very important to keep parts and the area clean when repairing the brake system.
If the vehicle is equipped with a mobile communication system, refer to the precautions in the
IN section.