Mitsubishi Galant (2004+). Manual - part 1434

POWER STEERING GEAR BOX AND LINKAGE

TSB Revision

POWER STEERING

37A-45

<<D>> SEAL RING REMOVAL

CAUTION

When cutting the seal ring, be careful not to damage the 
pinion and valve assembly or the rack.
Cut the seal ring and remove it from the pinion and valve 
assembly and the rack.

.

<<E>> SPECIAL BEARING/OIL SEAL REMOVAL
Using a socket, remove the oil seal and the special bearing 
from the valve housing simultaneously.

.

<<F>> STEERING GEAR PISTON CLIP (CIRCLIP) 
REMOVAL

CAUTION

If the rack stopper is first turned counterclockwise, the cir-
clip will get caught in the slot in the housing and the rack 
stopper will not turn.
1. Turn the rack stopper clockwise until the end of the circlip 

comes out of the slot in the rack housing.

2. Turn the rack stopper counterclockwise to remove the 

circlip.

.

<<G>> STEERING GEAR RACK REMOVAL
Pull out the rack slowly. Take out the rack stopper and the rack 
bushing at the same time.

.

ACX01144 AB

ACX01145AC

SOCKET

ACX01146 AB

CIRCLIP

RACK
STOPPER

ACX01147 AB

POWER STEERING GEAR BOX AND LINKAGE

TSB Revision

POWER STEERING

37A-46

<<H>> OIL SEAL REMOVAL

CAUTION

Do not damage oil seal press fitting surface.
Partially prize the oil seal and remove it from the rack bushing.

.

<<I>> STEERING GEAR PINION BEARING (BALL 
BEARING) REMOVAL
Use a brass bar or special tool MB990939 to remove the ball 
bearing from the gear housing.

.

<<J>> STEERING GEAR PINION SHAFT UPPER BEARING 
(NEEDLE ROLLER BEARING) REMOVAL

CAUTION

Do not open special tool MB991120 excessively to prevent 
damaging housing interior.
Use special tool MB991120 to remove the needle roller bearing 
from the rack housing.

.

ACX01148 AB

RACK BUSHING

ACX01149

MB990939 OR
BRASS BAR

BALL
BEARING

AF

VALVE
HOUSING

ACX01150 AB

VALVE
HOUSING

MB991120

NEEDLE
ROLLER
BEARING

POWER STEERING GEAR BOX AND LINKAGE

TSB Revision

POWER STEERING

37A-47

<<K>> OIL SEAL REMOVAL

CAUTION

Be careful not to damage the inner surface of the rack cyl-
inder of the gear housing.
Use a piece of pipe or similar tool to remove the oil seal from 
the gear housing.

.

<<L>> STEERING GEAR BUSHING REMOVAL
Use special tools MD998812, MD998813, MD998822 and 
MD998368 to remove the steering gear bushing.

ASSEMBLY SERVICE POINTS

.

>>A<< STEERING GEAR BUSHING INSTALLATION
Use special tools MD999569 and MB990996 to press fit the 
steering gear bushing. The projections of the bushing should 
be positioned as illustrated.

.

AC001004

OIL SEAL

AB

PIPE OR SIMILAR TOOL

GEAR HOUSING

AC210913

AC306914

MD998812

MD998813

MD998822

MD998368

AB

AC210914

AC306915

MD999569

MB990996

AB

AC306916 AB

± 15˚

PROJECTION

POWER STEERING GEAR BOX AND LINKAGE

TSB Revision

POWER STEERING

37A-48

>>B<< OIL SEAL INSTALLATION
1. Apply a coating of GENUINE MITSUBISHI POWER 

STEERING FLUID to the both sides of the oil seal.

2. Using special tools MB991199 and MB991197, press the oil 

seal into the rack housing.

.

>>C<< STEERING GEAR PINION SHAFT UPPER BEARING 
(NEEDLE ROLLER BEARING)/STEERING GEAR PINION 
BEARING (BALL BEARING) INSTALLATION

CAUTION

Press-fit the bearing straight. The valve housing is alumi-
num, and may become deformed if the bearing is press-fit-
ted on an angle.
1. Apply GENUINE MITSUBISHI POWER STEERING FLUID 

to the housing, bearing and oil seal press fitting surface.

2. Press fit the needle roller bearing with special tools 

MB990938 and MB991202.

.

>>D<< OIL SEAL/O-RING INSTALLATION
1. Apply a coating of GENUINE MITSUBISHI POWER 

STEERING FLUID to the outside of the oil seal and O-ring.

2. Use special tool MB990927 to press fit oil seal until it 

touches the rack bush end.

.

AC001005

MB991197

AB

OIL SEAL

MB991199

ACX01153

NEEDLE
ROLLER BEARING

MB990938

MB991202

MB991202

BALL
BEARING

AC

MB990938

ACX01156AC

OIL SEAL

O-RING

MB990927

RACK
BUSH