Mitsubishi Lancer Evolution X. Manual — part 477

22A-1

GROUP 22A

MANUAL

TRANSAXLE

CONTENTS

GENERAL INFORMATION . . . . . . . .

22A-2

SERVICE SPECIFICATION . . . . . . . .

22A-2

LUBRICANT. . . . . . . . . . . . . . . . . . . .

22A-2

SPECIAL TOOLS. . . . . . . . . . . . . . . .

22A-3

MANUAL TRANSAXLE DIAGNOSIS
<MANUAL TRANSAXLE> . . . . . . . . .

22A-5

INTRODUCTION. . . . . . . . . . . . . . . . . . . . .

22A-5

TROUBLESHOOTING STRATEGY . . . . . .

22A-5

SYMPTOM CHART. . . . . . . . . . . . . . . . . . .

22A-5

SYMPTOM PROCEDURES . . . . . . . . . . . .

22A-5

DIAGNOSIS <S-AWC(SUPER ALL

WHEEL CONTROL)>. . . . . . . . . . . . .

22A-8

INTRODUCTION. . . . . . . . . . . . . . . . . . . . .

22A-8

TROUBLESHOOTING STRATEGY . . . . . .

22A-8

DIAGNOSTIC FUNCTION . . . . . . . . . . . . .

22A-9

DIAGNOSTIC TROUBLE CODE CHART . .

22A-12

SYMPTOM CHART. . . . . . . . . . . . . . . . . . .

22A-14

DIAGNOSTIC TROUBLE CODE
PROCEDURES. . . . . . . . . . . . . . . . . . . . . .

22A-15

SYMPTOM PROCEDURES . . . . . . . . . . . .

22A-99

DATA LIST REFERENCE TABLE . . . . . . .

22A-107

SPECIAL FUNCTION REFERENCE
TABLE. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

22A-114

AWD-ECU TERMINAL VOLTAGE
REFERENCE CHART FOR ACD . . . . . . . .

22A-116

ON-VEHICLE SERVICE . . . . . . . . . . .

22A-117

TRANSMISSION OIL LEVEL CHECK. . . . .

22A-117

TRANSMISSION OIL CHANGE . . . . . . . . .

22A-117

TRANSFER OIL CHECK . . . . . . . . . . . . . . .

22A-118

TRANSFER OIL CHANGE . . . . . . . . . . . . .

22A-119

FLUID CHECK. . . . . . . . . . . . . . . . . . . . . . .

22A-119

BLEEDING . . . . . . . . . . . . . . . . . . . . . . . . .

22A-119

ACD OPERATION CHECK . . . . . . . . . . . . .

22A-120

HYDRAULIC PRESSURE CHECK . . . . . . .

22A-121

TRANSAXLE CONTROL . . . . . . . . . .

22A-122

REMOVAL AND INSTALLATION . . . . . . . .

22A-122

TRANSFER ASSEMBLY . . . . . . . . . .

22A-126

REMOVAL AND INSTALLATION . . . . . . . .

22A-126

TRANSAXLE ASSEMBLY . . . . . . . . .

22A-128

REMOVAL AND INSTALLATION . . . . . . . .

22A-128

AWC-ECU . . . . . . . . . . . . . . . . . . . . . .

22A-133

REMOVAL AND INSTALLATION . . . . . . . .

22A-133

SENSOR, SWITCH AND RELAY . . . .

22A-133

REMOVAL AND INSTALLATION . . . . . . . .

22A-133

INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .

22A-134

ELECTRIC PUMP RELAY CHECK . . . . . . .

22A-134

AWC SWITCH CHECK . . . . . . . . . . . . . . . .

22A-134

HYDRAULIC UNIT . . . . . . . . . . . . . . .

22A-136

REMOVAL AND INSTALLATION . . . . . . . .

22A-136

HYDRAULIC UNIT DISPOSAL . . . . . . . . . .

22A-136

GENERAL INFORMATION

TSB Revision

MANUAL TRANSAXLE

22A-2

GENERAL INFORMATION

M1221000101067

SERVICE SPECIFICATION

M1221000300165

LUBRICANT

M1221000400678

Item

Specification

Transaxle model

W5M6A

Transaxle type

5-speed forward, 1-speed reverse constant mesh

Gear ratio

1st

2.857

2nd

1.950

3rd

1.444

4th

1.096

5th

0.761

Reverse

2.892

Final gear ratio

4.687

Helical gear LSD (front differential)

Present

Transfer

Reduction
ratio

0.302

Differential
gear unit

Hydraulic pressure multiplate clutch (ACD)

Item

Standard value

Hydraulic unit generation oil pressure MPa (psi)

0.9 − 1.1 (130 − 159)

Item

Brand

Capacity

Transmission oil dm

3

(qt)

DiaQueen NEW MULTI GEAR OIL API
classification GL-3, SAE 75W-80

2.5 (2.6)

Transfer oil dm

3

(qt)

DiaQueen LSD gear oil

0.8 (0.85)

AWC fluid dm

3

(qt)

DIAMOND ATF SP III

1.0 (1.06)

Front propeller
shaft

Sleeve yoke section

DiaQueen LSD gear oil

Adequate
amount

Transfer

O-ring

DIAMOND ATF SP III

Clutch release
cylinder

Push rod section

Mitsubishi genuine grease part No.
0101011 or equivalent

Transaxle
assembly

Spline sections of input shaft
and clutch disk

SPECIAL TOOLS

TSB Revision

MANUAL TRANSAXLE

22A-3

SPECIAL TOOLS

M1221000601040

Tool

Tool number and name Supersession

Application

MB991958

a: MB991824
b: MB991827
c: MB991910
d: MB991911
e: MB991914
f: MB991825
g: MB991826

M.U.T.-III sub assembly

a: Vehicle

communication
interface (V.C.I.)

b: M.U.T.-III USB cable
c: M.U.T.-III main

harness A (Vehicles
with CAN
communication
system)

d: M.U.T.-III main

harness B (Vehicles
without CAN
communication
system)

e: M.U.T.-III main

harness C (for Daimler
Chrysler models only)

f: M.U.T.-III

measurement adapter

g: M.U.T.-III trigger

harness

MB991824-KIT
NOTE: G:
MB991826
M.U.T.-III trigger
harness is not
necessary when
pushing V.C.I.
ENTER key.

CAUTION

For vehicles with CAN
communication, use M.U.T.-III
main harness A to send
simulated vehicle speed. If you
connect M.U.T.-III main harness B
instead, the CAN communication
does not function correctly.
Checking diagnostic trouble codes

MB992006
Extra fine probe

−

Making voltage and resistance
measurement during
troubleshooting

MB991910

MB991826

MB991958

MB991911

MB991914

MB991824

MB991827

MB991825

Do not use

a

b

c

d

e

f

g

Do not use

MB992006

SPECIAL TOOLS

TSB Revision

MANUAL TRANSAXLE

22A-4

MD998330 (Includes
MD998331)
Oil pressure gauge (3.0
MPa, 427 psi)

MD998330-01

Measurement of hydraulic pressure

MB991705

Adapter

MB991895
Engine hanger

Tool not available When the engine hanger is used:

Supporting the engine assembly
during removal and installation of
the transaxle assembly

MB991928
Engine hanger

a: MB991929

Joint (50) × 2

b: MB991930

Joint (90) × 2

c: MB991931

Joint (140) × 2

d: MB991932

Foot (standard) × 4

e: MB991933

Foot (short) × 2

f: MB991934

Chain and hook
assembly

Tool not available

MB992201
Engine hanger plate

−

Tool

Tool number and name Supersession

Application

AC103525

MB991705

MB991895

B991928

a

b

c

d

e

f

Slide Bracket (HI)

B992201