Lexus GS300/400 (2000 year). Manual — part 133

A02821

Align

SST

Turn

A02653

A02654

Z02446

1.5 mm
Hexagon
Wrench

P04459

EM–26

–

ENGINE MECHANICAL (2JZ–GE)

TIMING BELT

1380

(d)

Using SST, align the dot mark on the camshaft timing tim-
ing pulley with the timing mark of the No.4 timing belt cov-
er.
SST

09960–10010 (09962–01000, 09963–01000)

14.

CONNECT TIMING BELT TO CAMSHAFT TIMING
PULLEYS

HINT:
When re–using timing belt:

Check that the matchmark on the timing belt matches the
end of the No.1 timing belt cover.
If the matchmark does not align, shift the meshing of the
timing belt and crankshaft timing pulley until they align.

Align the matchmarks of the timing belt and camshaft tim-
ing pulleys.

(a)

Remove any oil or water on the camshaft timing pulley,
and keep it clean.

(b)

Install the timing belt, checking the tension between the
crankshaft timing pulley and intake camshaft timing
pulley.

15.

SET TIMING BELT TENSIONER

(a)

Using a press, slowly press in the push rod using 981 –
9,807 N (100 – 1,000 kgf, 220 – 2,205 lbf) of force.

(b)

Align the holes of the push rod and housing, pass a 1.5
mm hexagon wrench through the holes to keep the push
rod retracted.

(c)

Release the press.

(d)

Install the dust boot onto the tensioner.

P10918

A02646

A02645

Turn

A02656

A02691

SST

–

ENGINE MECHANICAL (2JZ–GE)

TIMING BELT

EM–27

1381

16.

INSTALL TIMING BELT TENSIONER

(a)

Temporarily install the tensioner with the 2 bolts.

(b)

Alternately tighten the 2 bolts.
Torque: 27 N·m (270 kgf·cm, 20 ft·lbf)

(c)

Remove the 1.5 mm hexagon wrench from the tensioner
with pliers.

17.

CHECK VALVE TIMING

(a)

Slowly turn the crankshaft pulley 2 revolutions from TDC
to TDC.

NOTICE:
Always turn the crankshaft clockwise.

(b)

Check that each pulley aligns with the timing marks as
shown in the illustration.

If the marks do not align, remove the timing belt and reinstall it.

18.

TIGHTEN CRANKSHAFT PULLEY BOLT

Using SST, install the pulley bolt.

SST

09213–70010, 09330–00021

Torque: 330 N·m (3,300 kgf·cm, 243 ft·lbf)

19.

INSTALL DRIVE BELT TENSIONER

Install the tensioner with the 3 bolts.

Torque: 21 N·m (210 kgf·cm, 15 ft·lbf)

NOTICE:
Be careful not to drop the bolts inside the timing belt cover.

A02803

Plate Washer

A

B

A

EM–28

–

ENGINE MECHANICAL (2JZ–GE)

TIMING BELT

1382

20.

INSTALL NO.2 TIMING BELT COVER

(a)

Install the gasket on the timing belt cover.

(b)

Using a 5 mm hexagon wrench, install the timing belt cov-
er with the 3 bolts.
Torque: 8.0 N·m (80 kgf·cm, 71 in.·lbf)

21.

INSTALL NO.3 TIMING BELT COVER

(a)

Install the gasket on the timing belt cover.

(b)

Using a 5 mm hexagon wrench, install the timing belt cov-
er with the 4 bolts.
Torque: 8.0 N·m (80 kgf·cm, 71 in.·lbf)

(c)

Install the oil filler cap.

22.

INSTALL PS PUMP AND FRONT BRACKET

(a)

Temporarily install the vane pump to the bracket.

(b)

Install the plate washer and front bracket with the 3 bolts.
Torque: 58 N·m (590 kgf·cm, 43 ft·lbf) for A bolts
52 N·m (530 kgf·cm, 38 ft·lbf) for B bolt

23.

INSTALL DRIVE BELT (See page

CH–1

)

24.

INSTALL RADIATOR ASSEMBLY (See page

CO–23

)

25.

FILL ENGINE WITH COOLANT

26.

START ENGINE CHECK FOR LEAKS

27.

INSTALL ENGINE UNDER COVER

28.

ROAD TEST

Check for abnormal noise, shock, slippage, correct shift points
and smooth operation.
29.

RECHECK ENGINE COOLANT LEVEL

EM0D9–04

A09751

Air Cleaner,
MAF Meter
and Intake Air
Resonator
Assembly

PCV Hose

Exhaust Manifold

Case Clamp

PS Air
Hose

EVAP Hose

Air Cleaner Inlet

MAF Meter
Connector

Heated Oxygen Sensor
Connector

Clamp

40 (408, 32)

x 8

Gasket

44 (440, 32)

44 (440, 32)

Pipe Support Bracket

Accelerator Cable

Gasket

Upper Radiator
Hose

Front Exhaust Pipe

Drive Belt

Engine Under Cover

x 18

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

Non–reusable Part

Engine Cover

–

ENGINE MECHANICAL (2JZ–GE)

CYLINDER HEAD

EM–29

1383

CYLINDER HEAD

COMPONENTS