Mitsubishi Galant (2004+). Manual - part 1641

TRANSAXLE

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-53

80.Use special tools MB990935 <F4A4B> or MB990936 

<F4A5A> and MB990938 to press the outer race into 
housing.

81.Apply a 2 mm (0.08 inch) diameter bead of sealant 

(MITSUBISHI Genuine Part number MD974421 or 
equivalent) to the torque converter housing in the area 
shown.
NOTE: Be sure to install the case quickly while the sealant is 
wet (with 15 minutes). Leaks will occur if the rear cover is 
installed after the sealant dries. 
NOTE: After installation, keep the sealed area away from 
ATF for approximately one hour.

82.Install the O-rings (two pieces).

AK301757

MB990938

AD

MB990935 

<F4A4B>

AK202309

MB990938

MB990936

AC

<F4A5A>

AK301252AC

AK300232

TRANSAXLE

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-54

83.Install the torque converter housing and then tighten its  

mounting bolts (eighteen pieces) to the specified torque.

Tightening torque: 48 

± 6 N⋅m (35 ± 4 ft-lb)

84.Insert the O-rings (two pieces) into the grooves of the 

manual control lever shaft.

85.Install the manual control lever shaft and parking pawl rod.

86.Align hole "A" with the groove in the manual control lever 

shaft. Insert the manual control lever shaft roller into hole 
"A."

87.Insert the new seal rings in the grooves of the accumulator 

pistons.
NOTE: The piston and seal ring are common parts.

88.Identify the accumulator spring and insert it and the 

accumulator piston into each hole of the transaxle case.
NOTE: Accumulator springs are identified as shown in the 
illustration.

AK301762

AK300520AB

HOLE "A"

NO. NAME

IDENTIFICATION "BLUEING"

1

For low-reverse 
brake

None

2

For underdrive 
clutch

Half

3

For second brake

Whole surface

4

For overdrive clutch None

AK301313AC

1

2

3

4

AK300229AD

4

3

2

1

TRANSAXLE

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-55

89.Install the strainer and second brake retainer oil seal.

90.Insert a new O-ring to the groove of the solenoid valve 

harness connector.

91.Insert the solenoid valve harness connector into the hole 

from the inside of the transaxle case so it is oriented as 
shown in the illustration. Then secure the snap ring to the 
connector groove.

92.Install the steel balls into each of the two holes in the top 

face of the valve body (outside valve body).

93.Install the valve body and gasket to the transaxle case.

Make sure that the manual valve's pin is in the groove in the 
detent plate of the manual control lever.

94.Install the valve body mounting bolts (twenty seven pieces), 

and tighten to the specified torque.

Tightening torque: 11 

± 1 N⋅m (95 ± 9 in-lb)

AK300228AD

SECOND BRAKE
RETAINER OIL SEAL

STRAINER

AK300227

CONNECTOR

AD

SNAP RING

AK300226AD

STEEL BALL

AK300225

TRANSAXLE

TSB Revision

AUTOMATIC TRANSAXLE OVERHAUL

23B-56

95.Attach the solenoid valve harness to the valve body by 

connecting the fluid temperature sensor and all the 
connectors.

96.Install the manual control shaft detent and tighten the bolt to 

the specified torque.

Tightening torque: 6.0 

± 1.0 N⋅m (52 ± 9 in-lb)

97.Apply a 2 mm (0.08 inch) diameter bead of sealant 

(MITSUBISHI Genuine Part number MD974421 or 
equivalent) to the valve body cover in the area shown.
NOTE: Be sure to install the case quickly while the sealant is 
wet (with 15 minutes) or leaks will occur if the rear cover is 
installed after the sealant dries. 
NOTE: After installation, keep the sealed area away from 
ATF for approximately one hour.

NO. PARTS TO BE

CONNECTED

SOLENOID VALVE HARNESS

CABLE
COLOR

CONNECTOR
HOUSING
COLOR

1

Underdrive
solenoid valve

White, red, red Black

2

Overdrive
solenoid valve

Orange, red

Black

3

Low-reverse
solenoid valve

Brown, yellow

Milky white

4

Second solenoid
valve

Blue, red, red

Milky white

5

Torque converter
clutch control
solenoid valve

Blue, yellow, 
yellow

Black

AK300224 AD

FLUID TEMPERATURE SENSOR

1

2

3

4

5

AK300222AD

MANUAL CONTROL 
SHAFT DETENT

AK301264AD

2.4 – 2.6 mm
(0.094 – 0.102 in)