Lexus RX300 (MCU15). Service manual - part 514

SR0MR–02

R11353

Matchmarks

F04641

A

B

Matchmarks

F04640

SR–18

–

STEERING

TILT STEERING COLUMN

LEXUS RX300   (RM785E)

INSTALLATION

1.

INSTALL UNIVERSAL JOINT ASSEMBLY

(a)

Align the matchmarks on the universal joint and main
shaft.

(b)

Install the universal joint with the bolt.
Torque: 36 N·m (370 kgf·cm, 27 ft·lbf)

2.

INSTALL NO. 2 COLUMN HOLE COVER SUB–AS-
SEMBLY

(a)

Temporarily install the hose clamp to the No. 2 column
hole cover sub–assembly.

(b)

Install the No. 2 column hole cover sub–assembly to the
intermediate shaft sub–assembly.

3.

INSTALL INTERMEDIATE SHAFT SUB–ASSEMBLY
WITH NO. 2 COLUMN HOLE COVER SUB–ASSEMBLY

Temporarily install the intermediate shaft sub–assembly with
No. 2 column hole cover with the bolt ”A”.
4.

INSTALL STEERING COLUMN ASSEMBLY

(a)

Install the steering column assembly with the 4 column
assembly set nuts.
Torque: 26 N·m (260 kgf·cm, 19 ft·lbf)

(b)

Connect the connector.

5.

INSTALL LOWER INSTRUMENT FINISH PLATE

6.

CONNECT INTERMEDIATE SHAFT SUB–ASSEMBLY

(a)

Align the matchmarks on the intermediate shaft sub–as-
sembly and control valve shaft.

(b)

Install the intermediate shaft sub–assembly with the bolt
”B” and torque the bolt ”A”.
Torque: 36 N·m (370 kgf·cm, 27 ft·lbf)

(c)

Tighten the hose clamp.

7.

INSTALL SPIRAL CABLE (See page BE–29)

8.

INSTALL COMBINATION SWITCH WITH SPIRAL
CABLE

(a)

Install the combination switch with spiral cable with the 3
screws.

(b)

Connect the airbag connector.

(c)

Connect the 3 connectors.

W02655

Marks

F04639

Torx Screw

Screw Case

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STEERING

TILT STEERING COLUMN

SR–19

LEXUS RX300   (RM785E)

9.

INSTALL COLUMN UPPER AND LOWER COVERS

Install the column upper and lower covers with the 3 screws.
10.

INSTALL LOWER LH INSTRUMENT PANEL INSERT

Install the lower LH instrument panel insert with the 2 bolts.
11.

INSTALL LOWER INSTRUMENT FINISH PANEL

(a)

Connect the hood lock control cable.

(b)

Connect the connector.

(c)

Install the lower instrument finish panel with the 2 bolts.

12.

CENTER SPIRAL CABLE

(a)

Check that the front wheels are facing straight ahead.

(b)

Turn the spiral cable counterclockwise by hand until it be-
comes harder to turn.

(c)

Then rotate the spiral cable clockwise about 2.5 turns to
align the marks.

HINT:
The spiral cable will rotate about 2.5 turns to either left or right
of the center.
13.

INSTALL STEERING WHEEL

(a)

Align the matchmarks on the steering wheel and main
shaft.

(b)

Install the steering wheel with the nut.
Torque: 36 N·m (370 kgf·cm, 27 ft·lbf)

(c)

Connect the connector.

14.

INSTALL STEERING WHEEL PAD

NOTICE:

S

Never use airbag parts from another vehicle. When
replacing parts, replace with new ones.

S

Make sure the wheel pad is installed to the specified
torque.

S

If the wheel pad has been dropped, or there are
cracks, dents or other defects in the case or connec-
tor, replace the wheel pad with a new one.

S

When installing the wheel pad, take care that the wir-
ings do not interfere with other parts and are not
pinched between other parts.

(a)

Connect the airbag connector.

(b)

Install the steering wheel pad after confirming that the cir-
cumference groove of the torx screws is caught on the
screw case.

(c)

Using a torx socket wrench, torque the 2 screws.
Torque: 8.8 N·m (90 kgf·cm, 78 in.·lbf)

(d)

Install the steering wheel lower No. 2 and No. 3 covers.

15.

CHECK STEERING WHEEL CENTER POINT

SR05Y–06

F04642

N·m (kgf·cm, ft·lbf) : Specified torque

z

 Non–reusable part

*  For use with SST

PS Vane Pump Assembly

z

 Gasket

Union Bolt

Drive Belt

Oil Pressure Switch

Connector

  43 (440, 32)
*29 (300, 21)

21 (210, 15)

52 (530, 38)

43 (440, 32)

Return Hose

Clip

Pressure Feed Tube

SR–20

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STEERING

POWER STEERING VANE PUMP

LEXUS RX300   (RM785E)

POWER STEERING VANE PUMP

COMPONENTS

F04643

Pressure Port Union

z

O–ring

Flow Control Valve

Suction Port Union

Spring

z

Gasket

Rear Housing

Rear Bracket

Front Housing

Front Bracket

Vane Pump Rotor

z

O–ring

z

O–ring

z

Snap Ring

Vane Plate

Cam Ring

Wave Washer

Vane Pump Shaft

Vane Pump Pulley

Side Plate

N·m (kgf·cm, ft·lbf) : Specified torque

Power steering fluid

z

 Non–reusable part

z

Oil Seal

z

Straight Pin

x10

83 (850, 62)

13 (130, 9)

43 (440, 32)

43 (440, 32)

43 (440, 32)

24 (240, 17)

24 (240, 17)

24 (240, 17)

z

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STEERING

POWER STEERING VANE PUMP

SR–21

LEXUS RX300   (RM785E)