Lexus GS300/400 (2000 year). Manual - part 28

AT05W–01

D01264

O/D Brake (B

0

)

O/D One–way
Clutch (F

0

)

3rd Coast Brake (B

1

)

Direct Clutch (C

2

)

Forward Clutch (C

1

)

No.1 One–way Clutch (F

1

)

2nd Brake (B

3

)

1st & Reverse Brake (B

4

)

No.2 One–way Clutch (F

2

)

3rd Brake (B

2

)

O/D Direct Clutch (C

0

)

Shift Solenoid Valve No.4

Shift Solenoid Valve No.3

Shift Solenoid Valve No.1

Shift Solenoid Valve No.2

Shift Solenoid Valve SLT

Shift Solenoid Valve SLU

Shift Solenoid Valve SLN

Park

Reverse

Neutral

1st

2nd

4th
5th

1st

4th

1st

3rd

1st

1st

S1

S2

S3

C

0

C

1

C

2

B

0

B

1

B

2

B

3

B

4

F

0

F

1

F

2

: Operating

Gear
Position

Shift Lever
Position

ON

OFF

ON

ON

ON

ON

ON

ON

ON

ON

ON
ON

OFF

OFF

OFF

OFF

OFF

OFF

OFF

OFF

OFF

OFF

OFF

ON

ON

ON

OFF

OFF

ON
ON

OFF

OFF

ON OFF

OFF OFF

OFF ON

OFF OFF

OFF

ON

2nd

2nd

2nd

3rd

3rd

S4

ON OFF ON

OFF

ON

ON

ON

OFF
OFF
OFF
OFF
OFF

OFF

OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF

R
N

D

4

3

2

L

P

OFF ON OFF

OFF ON OFF

OFF
OFF

AT–2

–

AUTOMATIC TRANSMISSION

AUTOMATIC TRANSMISSION SYSTEM

1950

OPERATION

AT065–01

D01085

D01084

Lip

D01083

D01082

AT–22

–

AUTOMATIC TRANSMISSION

FLOOR SHIFT ASSEMBLY

1970

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 TRANSMISSION

FLOOR SHIFT ASSEMBLY

AT–23

1971

(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 TRANSMISSION

FLOOR SHIFT ASSEMBLY

1972

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.