Lexus LS400 (2000 year). Service manual — part 98

P21349

A02241

A02243

Pull

O–Ring

A02244

EM–80

–

ENGINE MECHANICAL

ENGINE UNIT

1262

(d)

Remove the nut, and disconnect the transmission control
rod from the shift lever.

(e)

Remove the 4 bolts, 4 nuts and rear engine mounting
member.

(f)

Lift the engine out of the vehicle slowly and carefully.

HINT:
Make sure the engine is clear of all wiring, hoses and cables.
NOTICE:
Be careful not hit the PS gear housing and PNP switch.
(g)

Place the engine and transmission assembly onto the
stand.

32.

DISCONNECT ENGINE WIRE FROM TRANSMISSION

(a)

Disconnect the VSV connector.

(b)

Disconnect the PNP switch connector.

(c)

Disconnect the solenoid connector.

(d)

Disconnect the direct clutch speed sensor connector.

(e)

Disconnect the 4 engine wire clamps from the bracket.

33.

REMOVE OIL DIPSTICK GUIDE AND DIPSTICK FOR
TRANSMISSION

(a)

Remove the bolt.

(b)

Pull out the dipstick guide and dipstick from the port of
transmission.

(c)

Remove the O–ring from the dipstick guide.

34.

REMOVE OIL COOLER PIPES FOR TRANSMISSION

35.

REMOVE TORQUE CONVERTER CLUTCH BOLTS

(a)

Remove the 2 bolts and flywheel housing under cover.

(b)

Turn the crankshaft pulley bolt to gain access to each bolt.

(c)

Hold the crankshaft pulley bolt with a wrench, and remove
the 6 bolts.

P21341

Bracket

P20614

–

ENGINE MECHANICAL

ENGINE UNIT

EM–81

1263

36.

REMOVE TRANSMISSION

(a)

Remove the 10 bolts and engine wire bracket.

(b)

Remove the transmission together with the torque con-
verter clutch from the engine.

37.

REMOVE DRIVE PLATE

Remove the 8 bolts, front spacer, drive plate and rear spacer.

EM09Y–02

P08755

Adhesive

P20614

1

5

3

7

2

6

4

8

P21341

Bracket

A02244

EM–82

–

ENGINE MECHANICAL

ENGINE UNIT

1264

INSTALLATION

1.

INSTALL DRIVE PLATE

(a)

Apply adhesive to 2 or 3 threads of the mounting bolt end.
Adhesive:
Part No. 08833–00070, THREE BOND 1324
or equivalent

(b)

Install the front spacer, drive plate and rear plate on the
crankshaft.

(c)

Install and uniformly tighten the mounting bolts in several
passes, in the sequence shown.
Torque: 83 N·m (850 kgf·cm, 61 ft·lbf)

2.

INSTALL TRANSMISSION TO ENGINE

(a)

Attach the transmission to the engine.

(b)

Install the engine wire bracket and 10 bolts.
Torque:
14 mm head: 37 N·m (380 kgf·cm, 27 ft·lbf)
17 mm head: 72 N·m (730 kgf·cm, 53 ft·lbf)

3.

INSTALL TORQUE CONVERTER CLUTCH BOLTS

(a)

Apply adhesive to 2 or 3 threads of the bolt end.
Adhesive:
Part No. 08833–00070, THREE BOND 1324
or equivalent

(b)

Hold the crankshaft pulley bolt with a wrench, and install
the 6 bolts evenly.
Torque: 41 N·m (420 kgf·cm, 30 ft·lbf)

HINT:
First install the dark green colored bolt, install the other bolts.
(c)

Install the flywheel housing under cover with the 2 bolts.
Torque: 18.5 N·m (185 kgf·cm, 14 ft·lbf)

4.

INSTALL OIL COOLER PIPE FOR TRANSMISSION

A02245

New
O–Ring

Connect

A02242

P21350

Control
Rod

–

ENGINE MECHANICAL

ENGINE UNIT

EM–83

1265

5.

INSTALL OIL DIPSTICK GUIDE AND DIPSTICK FOR
TRANSMISSION

(a)

Install a new O–ring to the dipstick guide.

(b)

Apply soapy water to the O–ring.

(c)

Connect the dipstick guide end to the dipstick tube of the
oil pan.

(d)

Install the dipstick guide with the bolt.

(e)

Install the dipstick.

6.

CONNECT ENGINE WIRE TO TRANSMISSION

(a)

Connect the VSV connector.

(b)

Connect the PNP switch connector.

(c)

Connect the solenoid connector.

(d)

Connect the direct clutch speed sensor connector.

(e)

Connect the 4 wire clamps to bracket.

7.

INSTALL ENGINE AND TRANSMISSION ASSEMBLY
IN VEHICLE

(a)

Attach the engine chain hoist to the engine hangers.

(b)

Slowly lower the engine and transmission assembly into
the engine compartment.

NOTICE:
Be careful not to hit the PS gear housing and PNP switch.
(c)

Insert the stud bolts of the front engine mounting brackets
into the stud bolt holes of the front suspension crossmem-
ber.

(d)

Keep the engine level.

(e)

Install the rear engine mounting member with the 4 bolts
and 4 nuts.
Torque:
Bolt: 25 N·m (250 kgf·cm, 19 ft·lbf)
Nut : 13.5 N·m (135 kgf·cm, 10 ft·lbf)

NOTICE:
Be careful of installation direction.