Mitsubishi Lancer. Manual - part 197

Removal steps 

1.

Pressure switch connector

2.

A/C compressor harness connector 
bracket <Vehicles with A/C>

3.

Drive belt

4.

Suction hose

5.

Eye bolt

6.

O-ring

7.

Pressure hose

8.

Oil pump assembly

9.

Oil pump brace

POWER STEERING OIL PUMP ASSEMBLY

POWER STEERING

37-36

<2000>

AC200116 AB

22 ± 4 N·m

12 ± 2 N·m

22 ± 4 N·m

49 ± 9 N·m

57 ± 7 N·m

1

5

4

3

6

2

7

49 ± 9 N·m

Removal steps 

1.

Pressure switch connector

2.

Drive belt

3.

Suction hose

4.

Pressure hose

<<

A

>>

5.

Oil pump assembly

6.

A/C compressor harness

7.

Power steering pump bracket

REMOVAL SERVICE POINT
<<A>> OIL PUMP ASSEMBLY REMOVAL 
<2000>

With the engine lifted by the jack, remove the oil 
pump assembly mounting bolt (lower side) at the pul-
ley side.

INSPECTION

M1372005300187

• Check the drive belt for cracks.

• Check the pulley for uneven rotation.

Removal steps (Continued)

POWER STEERING OIL PUMP ASSEMBLY

POWER STEERING

37-37

DISASSEMBLY AND REASSEMBLY

M1372005400300

CAUTION

Never disassemble the terminal assembly. It cannot be reassembled.

<1300, 1600>

AC209709 AC

4

11

13

18

10

2

9

8

6

5

7

3

1

18

15

10

2

11

13

10

3

9

8

6

5

7

3

4

3

28 ± 1 N·m

16

15

14

59 ± 9 N·m

12

28 ± 2 N·m

17

12 ± 1 N·m

13

Oil pump seal kit

Oil pump cartridge kit

Oil pump pulley and shaft kit

: ATF DEXRON III or DEXRON II

Disassembly steps 

1.

Pump cover

2.

O-ring

3.

Snap ring

4.

Pulley and shaft

5.

Vanes

>>

C

<< 6.

Cam ring

7.

Rotor

8.

Pin

9.

Side plate

>>

A

<< 10.

O-ring

>>

B

<< 11.

Oil seal

12.

Terminal assembly

>>

A

<< 13.

O-ring

14.

Plug assembly

Disassembly steps (Continued)

POWER STEERING OIL PUMP ASSEMBLY

POWER STEERING

37-38

<2000>

AC100143AH

4

11

12

13

28 ± 2 N·m

10

2

9

8

6

5

7

3

1

28 ± 1 N·m

15

16

14

59 ± 9 N·m

12 ± 1 N·m

18

17

5

7

3

9

8

6

3

13

10

2

13

10

15

18

11

4

3

Oil pump seal kit

Oil pump cartridge kit

Oil pump pulley and shaft kit

: ATF DEXRON III or DEXRON II

Disassembly steps 

1.

Pump cover

2.

O-ring

3.

Snap ring

4.

Pulley and shaft

5.

Vanes

>>

C

<< 6.

Cam ring

7.

Rotor

8.

Pin

9.

Side plate

>>

A

<< 10.

O-ring

>>

B

<< 11.

Oil seal

12.

Terminal assembly

>>

A

<< 13.

O-ring

14.

Plug assembly

>>

A

<< 15.

O-ring

16.

Flow control spring

17.

Suction connector

>>

A

<< 18.

O-ring

>>

A

<< 15.

O-ring

16.

Flow control spring

17.

Suction connector

>>

A

<< 18.

O-ring

Disassembly steps (Continued)

Disassembly steps (Continued)

POWER STEERING OIL PUMP ASSEMBLY

POWER STEERING

37-39

REASSEMBLY SERVICE POINTS
>>A<< O-RING INSTALLATION

AC100170 AB

Suction connector

Plug assembly

Terminal assembly

Side plate

1

2

3

4

5

No.

ID 

×  Width mm

1

15.8 

×  2.4

2

21.0 

×  1.9

3

14.8 

×  2.4

4

3.8 

×  1.9

5

14.8 

×  1.9

>>B<< OIL SEAL INSTALLATION

AC000752

MB990938

AB

MB991203

Use following special tool to install the oil seal.

• Bar (Snap-in type) (MB990938)

• Oil Seal and Bearing Installer (MB991203)

>>C<< CAM RING INSTALLATION

CAUTION

Be sure to install the cam ring in the correct 
direction as shown.

AC100171AB

Side plate side

Pump cover side

Install the cam ring as shown in the illustration.

INSPECTION

M1372005500200

• Check the flow control valve of the pump body for 

clogging.

• Check the pulley and shaft for wear or damage.

• Check the rotor and vane groove for "stepped" 

wear.

• Check the contact surface of cam ring and vanes 

for "stepped" wear.

• Check the vanes for damage.