Lexus RX300 (MCU15). Service manual - part 505

B11377

Magnetic Switch Assembly

Terminal Nut

Wave Washer

Terminal Insulator

O–Ring

Contact Plate

Terminal
Bolt

Terminal Insulator

z

 Terminal C Kit part

Plunger

z

 Gasket

End Cover

O–Ring

Packing

Terminal Insulator

Wave Washer

Terminal Nut

Terminal Bolt

z

 Terminal 30 Kit Part

Contact Plate

Terminal Insulator

N·m (kgf·cm, ft·lbf)

z

 Non–reusable part

: Specified torque

17 (173, 13)

17 (173, 13)

ST–4

–

STARTING

STARTER

LEXUS RX300   (RM785E)

ST09A–02

B04564

–

STARTING

STARTER

ST–5

LEXUS RX300   (RM785E)

REMOVAL

1.

REMOVE BATTERY AND TRAY

2.

REMOVE AIR CLEANER CAP AND AIR CLEANER
CASE

(a)

Disconnect the air flow meter connector, wire clamp and
EVAP hose from air cleaner cap.

(b)

Remove the air cleaner cap and air filter.

(c)

Remove the 3 bolts and air cleaner case.
Torque: 5.0 N·m (50 kgf·cm, 44 in.·lbf)

3.

REMOVE STARTER

(a)

Disconnect the starter connector.

(b)

Remove the nut, and disconnect the starter wire.

(c)

Remove the 2 bolts and starter.
Torque: 37 N·m (380 kgf·cm, 27 ft·lbf)

ST09B–02

B01156

B01157

Protrusion

Identation

B01158

B01160

(1)

(4)

(3)

(2)

B01159

ST–6

–

STARTING

STARTER

LEXUS RX300   (RM785E)

DISASSEMBLY

1.

REMOVE DUST PROTECTOR

2.

REMOVE FIELD FRAME AND ARMATURE

(a)

Remove the nut, and disconnect the lead wire from the
magnetic switch terminal.
Torque: 5.9 N·m (60 kgf·cm, 52 in.·lbf)

(b)

Remove the 2 through bolts.
Torque: 5.9 N·m (60 kgf·cm, 52 in.·lbf)

(c)

Pull out the field frame together with the armature.

HINT:
Align the protrusion of the field frame with the groove of the
magnetic switch.
(d)

Remove the O–ring from the field frame.

HINT:
At the time of installation, please refer to the following items.
Use a new O–ring.

3.

REMOVE STARTER HOUSING, CLUTCH ASSEMBLY
AND GEAR

(a)

Remove the 2 screws.
Torque: 5.9 N·m (60 kgf·cm, 52 in.·lbf)

(b)

Remove these parts from the magnetic switch:
(1)

Remove the starter housing and clutch assembly.

(2)

Remove the return spring.

(3)

Remove the idler gear.

(4)

Remove the bearing.

4.

REMOVE STEEL BALL

Using a magnetic finger, remove the steel ball from the clutch
shaft hole.

B01161

P13528

–

STARTING

STARTER

ST–7

LEXUS RX300   (RM785E)

5.

REMOVE BRUSH HOLDER

(a)

Remove the 2 screws and end cover from the field frame.
Torque: 1.5 N·m (15 kgf·cm, 13 in.·lbf)

(b)

Remove the O–ring from the field frame.

HINT:
At the time of installation, please refer to the following items.
Use a new O–ring.

(c)

Using a screwdriver, hold the spring back and disconnect
the brush from the brush holder. Disconnect the 4
brushes, and remove the brush holder.

NOTICE:
Check that the positive (+) lead wires are not grounded.
6.

REMOVE ARMATURE FROM FIELD FRAME