Lexus SC300 / Lexus SC400. Service manual — part 726

22. REMOVE FUEL RETURN PIPE

(a) Remove the bolt holding the return pipe to the LH

cylinder head.

(b) Remove the union bolt, two gaskets and return pipe.

23. REMOVE DELIVERY PIPES AND INTAKE MANIFOLD

ASSEMBLY
(a) Remove the six bolts and four nuts holding the intake

manifold to the cylinder heads.

(b) Remove the two delivery pipe and intake manifold

assembly.

(c) Remove the two intake manifold gaskets.

24. DISCONNECT HEATER WATER HOSES FROM WATER

BY–PASS PIPE AND REAR WATER BY–PASS JOINT

25. REMOVE

WATER

BY–PASS PIPE

(a) Remove the two mounting bolts.
(b) Pull out the water by–pass pipe from the water pump.
(c) Remove the O–ring from the water by–pass pipe.

26. REMOVE REAR WATER BY–PASS JOINT

Remove the four nuts, water by–pass joint and two gaskets.

–

STARTING SYSTEM

Starter

ST–13

27. REMOVE STARTER

(a) Remove the two bolts holding the starter to the cylinder

block.

(b) Disconnect the starter connector.
(c) Remove the nut, and disconnect the starter wire.
(d) Disconnect the wire clamp from the wire bracket, and

remove the starter.

ST–14

–

STARTING SYSTEM

Starter

COMPONENTS FOR DISASSEMBLY AND
ASSEMBLY

DISASSEMBLY OF STARTER

1.

REMOVE FIELD FRAME AND ARMATURE
(a) Remove the nut, and disconnect the lead wire from the

magnetic switch terminal.

(b) Remove the two through bolts, spring washer, wire

bracket and two O–rings.

(c) Pull out the field frame together with the armature.
(d) Remove the O–ring from the field frame.

–

STARTING SYSTEM

Starter

ST–15

2. REMOVE STARTER HOUSING, CLUTCH ASSEMBLY

AND GEARS
(a) Remove the two mounting screws.

(b) Remove the following parts from the magnetic switch:

(1) Starter

housing

(2) Return

spring

(3) Pinion

gear

(4) Bearing
(5) Idler

gear

(6) Clutch

assembly

3.

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

4.

REMOVE BRUSH HOLDER
Using a screwdriver, hold the spring back and disconnect the
brush from the brush holder. Disconnect the four brushes,
and remove the brush holder.

5.

REMOVE ARMATURE FROM FIELD FRAME

ST–16

–

STARTING SYSTEM

Starter