torque LEXUS GS400 2000 Service Owner's Manual

D01038
Shift Control Rod
Heat Insulator
Heated Oxygen Sensor
Front Exhaust Pipe Front Exhaust Pipe
Heated Oxygen Sensor Heated Oxygen Sensor
Gasket
13 (130, 9)
5.4 (55, 48 in.´lbf)
44 (450, 33)

Gasket

Gasket

Gasket

Gasket
2JZ±GE Engine:
1UZ±FE Engine:
N´m (kgf´cm, ft´lbf): Specified torque

Non±reusable partx6
44 (450, 33)
44 (450, 33)
44 (450, 33)
44 (450, 33)
44 (450, 33)
44 (450, 33)44 (450, 33)






44 (450, 33)
44 (450, 33)


44 (450, 33)
44 (450, 33)






44 (450, 33)
44 (450, 33)
AT±14
± AUTOMATIC TRANSMISSIONFLOOR SHIFT ASSEMBLY
1962 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)

D01090
Shift Lever Knob
Shift Lever Knob
Cover
Shift Lever
Sub±AssemblyShift Lever Detent Pin
Shift Lever Spring Damper
Compression Spring
Shift Lock Release Link
Indicator Lamp Wire Position Indicator Housing
Position Indicator
Lens
Slide Cover
Shift Lever Guide
Housing
Shift Lever
Anti±Rattle Cushion
Shift Lock
Plate Stopper
Shift Lever
Torsion Spring
Spring Holder
Lower Control Shaft Bushing
Lower Control Shaft Piece
Plate Washer
Shift Lever Boot Connecting Rod Swivel
Shift Lock Solenoid Link
Control ShaftPin
BulbConnector
Compression Spring
Plate WasherRoller
Spacer
Clip Control Lever
2.0 (20, 17 in.´lbf)
3.9 (40, 35 in.´lbf)
2.0 (20, 17 in.´lbf)
13 (128, 9)
Shift Lock
Control Unit
AssemblyShift Lock Release
Spring
No.1 Shift Lock
Switch PlateShift Lever Plate
Spacer
N´m (kgf´cm, ft´lbf)
: MP grease: Specified torqueShift Lever Cap
Wire Protector

Shift Lever Nut
Shift Lock
Plate Stopper
Cap

Slotted
Spring Pin

Non±reusable part
± AUTOMATIC TRANSMISSIONFLOOR SHIFT ASSEMBLY
AT±15
1963 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)

AT063±01
D01039
AT±16
± AUTOMATIC TRANSMISSIONFLOOR SHIFT ASSEMBLY
1964 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
REMOVAL
1. RAISE VEHICLE
NOTICE:
Make sure that the vehicle is securely supported.
2. REMOVE FRONT EXHAUST PIPE
1UZ±FE Engine: (See page EM±120)
2JZ±GE Engine: (See page EM±97)
3. REMOVE HEAT INSULATOR
Remove the 6 bolts and heat insulator.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
4. DISCONNECT SHIFT CONTROL ROD
(See page AT±28)
5. LOWER VEHICLE
6. REMOVE THESE PARTS:
(See page BO±88)

Grove compartment panel assembly

Box plate

No.2 under cover

No.1 safety pad

No.1 under cover

Cluster finish panel

Lower rear console box

Console box and rear console armrest

No.3 console box mounting bracket

Ash receptacle

No.1 console box duct

Finish plate

End pad
7. REMOVE SHIFT LEVER ASSEMBLY
(a) Disconnect the connectors and wire harness from the
shift lever assembly.
(b) Remove the 4 bolts and shift lever assembly.
Torque: 8.3 N´m (85 kgf´cm, 74 in.´lbf)

AT065±01
D01085
D01084
Lip
D01083
D01082
AT±22
± AUTOMATIC TRANSMISSIONFLOOR SHIFT ASSEMBLY
1970 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
REASSEMBLY
HINT:
Before reassembly, apply MP grease to the parts indicated by
arrows.
(See page AT±13)
1. INSTALL CLIP, CONNECTING ROD SWIVEL, LOWER
CONTROL SHAFT BUSHING, LOWER CONTROL
SHAFT PIECE, PLATE WASHER AND SHIFT LEVER
BOOT TO CONTROL LEVER
(a) Install the shift lever boot, 2 plate washers, lower control
shaft piece, lower control shaft bushing and connecting
rod swivel to the control lever.
(b) Using pliers, install the clip.
2. INSTALL CONTROL LEVER, SPACER AND CONTROL
SHAFT
(a) Connect the shift lever boot to the shift lever plate.
HINT:
Pull out the 3 lips of the shift lever boot securely, as shown in
the illustration.
(b) Install the control shaft and 2 spacers.
(c) Install and torque the nut.
Torque: 13 N´m (128 kgf´cm, 9 ft´lbf)
3. INSTALL SHIFT LEVER SUB±ASSEMBLY
(a) Install a new shift lever nut to the shift lever sub±assem-
bly.
HINT:
Insert the shift lever nut securely until it fits and check there is
no looseness.

D01081
D01079
D01922
D01076
D01075
Install
Lower
± AUTOMATIC TRANSMISSIONFLOOR SHIFT ASSEMBLY
AT±23
1971 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
(b) Install the shift lever sub±assembly.
(c) Using a pin punch and hammer, drive in the pin.
4. INSTALL SHIFT LOCK CONTROL UNIT ASSEMBLY
(a) Connect the shift lock solenoid link and install a new
slotted spring pin.
(b) Install the compression spring to the shift lock solenoid
link.
(c) Push and install the shift lock solenoid link with the com-
pression spring to the shift lock control unit assembly.
(d) Install the shift lock control unit assembly.
HINT:
Do not torque the shift lock control unit assembly set screws.
5. INSTALL SHIFT LOCK PLATE STOPPER
(a) Install the shift lever anti±rattle cushion and shift lock
plate stopper cap to the stopper.
(b) Install the stopper to the shift lever plate.
HINT:

Check that the claw of the shift lock plate stopper firmly
fits in and slides smoothly.

Insert and connect the projection of the shift lock plate
stopper into the square hole of the shift lock control unit
assembly.
6. INSTALL NO.1 SHIFT LOCK SWITCH PLATE
(a) Install the shift lever anti±rattle cushion to the roller.
(b) Install the roller and shift lever anti±rattle cushion to the
plate.
(c) Install the No.1 shift lock switch plate in the direction
shown in the illustration and lower to the direction shown
by an arrow.
HINT:
Connect the groove of the No.1 shift lock switch plate to the pro-
jection of the shift lock control unit assembly.

D01073
D01072
D01071
D01069
D01068
AT±24
± AUTOMATIC TRANSMISSIONFLOOR SHIFT ASSEMBLY
1972 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
7. INSTALL AND TORQUE 2 SHIFT LOCK CONTROL
UNIT ASSEMBLY SET SCREWS
Torque: 2.0 N´m (20 kgf´cm, 17 in.´lbf)
8. INSTALL SPRING HOLDER AND SHIFT LEVER TOR-
SION SPRING
(a) Install the shift lever torsion spring.
(b) Install the spring holder.
9. INSTALL SHIFT LEVER DETENT PIN, SHIFT LEVER
SPRING DAMPER AND COMPRESSION SPRING TO
SHIFT LEVER SUB±ASSEMBLY
10. ASSEMBLE INDICATOR LAMP SUB±ASSEMBLY
(a) Install the terminals of the indicator lamp wire sub±as-
sembly to the connector.
(b) Install the bulb to the indicator lamp wire sub±assembly.
11. INSTALL SHIFT LEVER GUIDE HOUSING AND INDI-
CATOR LAMP SUB±ASSEMBLY
(a) Install the indicator lamp sub±assembly to the shift lever
guide housing.
(b) Install the shift lever housing with the indicator lamp sub±
assembly to the shift lever plate.

D01066
D01065
D01064
D01062
D01924
± AUTOMATIC TRANSMISSIONFLOOR SHIFT ASSEMBLY
AT±25
1973 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
(c) Connect the indicator lamp wire sub±assembly to the shift
lever plate.
HINT:
Hook the indicator lamp wire sub±assembly securely on the re-
tainer of the shift lock plate.
12. INSTALL SHIFT LOCK RELEASE LINK AND SPRING
(a) Install the shift lock release spring to the shift lock release
link.
(b) Install the 2 shift lever housing set bolts, nuts, shift lock
release link and spring.
(c) Torque the 2 nuts.
Torque: 3.9 N´m (40 kgf´cm, 35 in.´lbf)
13. INSTALL SLIDE COVER
14. INSTALL POSITION INDICATOR LENS TO POSITION
INDICATOR HOUSING
HINT:
Fit the 4 claws of the position indicator lens in the grooves of the
position indicator housing securely.
15. INSTALL POSITION INDICATOR HOUSING
(a) Install the shift lever cap to the position indicator housing.
(b) Install the position indicator housing to the shift lever
plate.
HINT:
Fit the 4 clips of the position indicator housing in the shift lever
plate securely.
16. INSTALL WIRE PROTECTOR TO SHIFT LEVER PLATE
17. INSTALL SHIFT LEVER KNOB AND SHIFT LEVER
KNOB COVER

AT067±01
D01040

Gasket
Clamp
ClampAir Cleaner, MAF Meter and Intake
Air Connector Pipe Assembly
Exhaust Manifold with TWC
Connector and
Wire Harness Level Gauge
Filler PipeAdjusting WasherPropeller Shaft Assembly
Shift Control Rod
Torque Converter ClutchPlug for Line
Pressure TestHeat Insulator
Heated Oxygen Sensor
Front and Center
Exhaust PipeFront Floor
Center Brace
Engine Under Cover Pipe Support BracketO±Ring Heat Insulator

Gasket
Starterx6x839 (400, 29)
44 (450, 33)
72 (730, 53)
37 (380, 27)
13 (130, 9)
79 (805, 58)
37 (375, 27)
7.4 (75, 65 in.´lbf)
44 (450, 33)
44 (450, 33)
37 (380, 27)
37 (380, 27)
Hole Plug
5.4 (55, 48 in.´lbf)
Oil Cooler Pipe
x5

O±Ring
5.4 (55, 48 in.´lbf)

Gasket
44 (450, 33)


5.4 (55, 48 in.´lbf)
N´m (kgf´cm,ft´lbf) : Specified torque

Non±reusable part
Gasket
48 (490, 35)
26 (270, 20)
44 (450, 33)
44 (450, 33)


79 (805, 58)
± AUTOMATIC TRANSMISSIONAUTOMATIC TRANSMISSION UNIT (2JZ±GE)
AT±27
1975 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
AUTOMATIC TRANSMISSION UNIT (2JZ±GE)
COMPONENTS

AT068±01
D01041
D01042
AT±28
± AUTOMATIC TRANSMISSIONAUTOMATIC TRANSMISSION UNIT (2JZ±GE)
1976 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
REMOVAL
1. REMOVE LEVEL GAUGE
2. REMOVE FILLER PIPE
Remove the bolt and filler pipe with the O±ring.
HINT:
At the time of installation, please refer to the following item.
Replace the used O±ring with a new one.
3. REMOVE AIR CLEANER, MAF METER AND INTAKE
AIR CONNECTOR PIPE ASSEMBLY
4. REMOVE EXHAUST MANIFOLD WITH TWC
Remove the 8 nuts, 2 gaskets and exhaust manifold with the
TWC.
Torque: 39 N´m (400 kgf´cm, 29 ft´lbf)
HINT:
At the time of installation, please refer to the following item.
Replace the used gaskets with new ones.
5. RAISE VEHICLE
NOTICE:
Make sure that the vehicle is securely supported.
6. REMOVE ENGINE UNDER COVER
7. REMOVE FRONT AND CENTER EXHAUST PIPE
(a) Disconnect the heated oxygen sensor.
Torque: 44 N´m (450 kgf´cm, 33 ft´lbf)
HINT:
At the time of installation, please refer to the following items.

Before installing the heated oxygen sensor, twist the sen-
sor wire counterclockwise 3 and 1/2 turns.

After installing the heated oxygen sensor wire should not
twist. If it is twisted, remove the heated oxygen sensor
and reinstall it.
(b) Remove the 2 bolts and front floor center brace.
Torque: 7.4 N´m (75 kgf´cm, 65 in.´lbf)
(c) Remove the 3 bolts, nuts and 2 gaskets.
Torque: 44 N´m (450 kgf´cm, 33 ft´lbf)
HINT:
At the time of installation, please refer to the following item.
Replace the used nuts and gaskets with new ones.
(d) Remove the 2 bolts and pipe support bracket.
Torque: 44 N´m (450 kgf´cm, 33 ft´lbf)

D01043
D01044
D01045
D01046
± AUTOMATIC TRANSMISSIONAUTOMATIC TRANSMISSION UNIT (2JZ±GE)
AT±29
1977 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
(e) Remove the 4 bolts and 2 gaskets from the tail pipe.
Torque: 44 N´m (450 kgf´cm, 33 ft´lbf)
HINT:
At the time of installation, please refer to the following item.
Replace the used gaskets with new ones.
(f) Disconnect the front and center exhaust pipe from the O±
ring and remove it.
8. REMOVE 2 HEAT INSULATORS
(a) Remove the 6 bolts and heat insulator.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
(b) Remove the 4 bolts and heat insulator.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
9. REMOVE PROPELLER SHAFT
(See page PR±4)
10. DISCONNECT SHIFT CONTROL ROD
Remove the nut and disconnect the rod.
Torque: 13 N´m (130 kgf´cm, 9 ft´lbf)
11. DISCONNECT OIL COOLER PIPE
(a) Loosen the 2 union nuts from the transmission.
Torque: 44 N´m (450 kgf´cm, 33 ft´lbf)
NOTICE:
Be careful not to damage the oil cooler pipe.
(b) Disconnect the 3 set bolts of the clamp.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
(c) Disconnect the 2 oil cooler pipes from the transmission.