Lexus SC300 / Lexus SC400. Service manual — part 757

POWER TELESCOPIC OPERATION

SR0EC–02

The power telescopic mechanism is composed of the control gear assembly, telescopic motor, telescopic
position sensor, tilt and telescopic switch, unlock warning switch and tilt and telescopic ECU.

The control gear assembly is composed of the worm wheel, telescopic screw and slider. Rotation of the
telescopic motor moves the slider in the direction of the telescopic screw axis. The sliding tube is integrated
with the slider and is moved forward and backward by movement of the slider.

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SR–5

MANUAL TELESCOPIC OPERATION (SC300)

SR0ED–04

When the telescopic lever is pushed down, the lock bolt is rotated by the gear and the sliding tube is re-
leased by the lock wedges, allowing forward and backwards adjustment.
On the other hand, when the telescopic lever is pushed up, the lock wedges press the sliding tube against
the breakaway bracket to stop it from moving.

SR–6

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PREPARATION
SST (SPECIAL SERVICE TOOLS)

SR0EE–04

SR0EF–03

RECOMMENDED TOOLS

EQUIPMENT

SR0EG–02

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Torque wrench

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SR–7

ASSEMBLY REMOVAL AND
INSTALLATION
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REMOVAL AND INSTALLATION

SR0NP–02

Remove and install the parts as shown.

SR–8

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