Mitsubishi L200. Manual - part 274

23A-3

A/T-ECU . . . . . . . . . . . . . . . . . . . . . . .

23A-143

A/T-ECU REMOVAL AND INSTALLATION  

23A-143

4WD INDICATOR-ECU. . . . . . . . . . . .

23A-143

4WD INDICATOR ECU REMOVAL AND 
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . 

23A-143

GENERAL

AUTOMATIC TRANSMISSION

23A-4

GENERAL

M1231100100675

OUTLINE OF CHANGE

V5A5A type automatic transmission (5A/T) has been 
newly adopted as well as the R4A5A/V4A5A type 
automatic transmission (4A/T). The items for 5A/T 
vehicles that differ from 4A/T vehicles are as follows:

SPECIFICATIONS

Item

Specification

Transmission model

R4A5A

V4A5A-J-LEEP

V4A5A-J-LEEL
V4A5A-J-LEEY

V5A5A

Engine model

4D5 (Except high power)

4D5 (High 
power)

Torque 
converter

Type

3-element, 1-stage, 2-phase type

Lock-up

Provided

Stall torque 
ratio

1.62

Transmission type

4 forward speeds, 1 reverse speed, fully automatic

5 forward 
speeds, 1 
reverse speed, 
fully automatic

Transmission 
gear ratio

1st

2.842

3.789

2nd

1.495

2.057

3rd

1.000

1.421

4th

0.731

1.000

5th

−

0.731

Reverse

2.720

3.865

Drive system

2WD

Easy select 4WD Super select 4WD

Transfer type

-

2-speed, constant mesh

Transfer gear 
ratio

High

-

1.000

Low

-

1.900

Clutch

Multi-disk type 

× 3 sets

Multi-disc type 4 
sets

Brake

Multi-disk type 

× 2 sets

Multi-disc type 2 
sets, band type 1 
set

Manual control system

P-R-N-D-2-L + Overdrive (6 positions)

P-R-N-D (4 
positions) + 
Sport mode (up, 
down)

Shift pattern control

Electronic control

Hydraulic control during shifting Electronic control (Each clutch hydraulically independently controlled)
Lock-up clutch control

Electronic control

GENERAL

AUTOMATIC TRANSMISSION

23A-5

SECTIONAL VIEW

AC608404

1

2 3 4 5 6 7 8 9 10 11 12

14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

29

30

31

32

33

34

AB

13

1.

Damper clutch

2. 

Torque converter

3. 

Oil pump

4. 

Overdrive clutch

5. 

Reverse clutch

6. 

Overdrive planetary carrier

7. 

Second brake

8. 

Output planetary carrier

9. 

Low-reverse brake

10.  One-way clutch
11. Centre support
12. Underdrive clutch
13.  Direct planetary carrier
14.  Direct clutch
15.  Reduction brake band
16.  One-way clutch
17.  Output shaft support
18.  Parking gear
19.  Transfer input gear
20.  High/low clutch
21.  Low speed gear
22. Differential lock hub
23. 2WD/4WD synchronizer
24. Drive sprocket
25. Chain
26. Viscous coupling unit
27. Centre differential
28. Rear output shaft
29. Transfer drive shaft

30. Front output shaft
31. Transfer counter gear
32. Output shaft
33. Valve body
34. Input shaft

CONSTRUCTION AND OPERATON

AC603484

OD REV

2ND

LR

UD

DIR

RED

OWC-L

OWC-D

AB

The gear train consists of four multi-disc clutches, 
two multi-disc brakes, one band type brake, two one-
way clutch, and three planetary gear sets. Each plan-
etary gear set consists of a sun gear, carrier, pinion 
gears, and annulus gear.

GENERAL

AUTOMATIC TRANSMISSION

23A-6

OPERATING ELEMENTS AND THEIR FUNCTIONS

Operating element

Code

Function

Underdrive clutch

UD

Connects input shaft and underdrive sun gear

Reverse clutch

REV

Connects input shaft and reverse sun gear

Overdrive clutch

OD

Connects input shaft and overdrive planetary carrier

Direct clutch 

DIR

Connects direct sun gear and direct planetary carrier

Low-reverse brake

LR

Locks low-reverse annulus gear and the overdrive planetary carrier

Second brake

2ND

Locks reverse sun gear

Reduction brake

RED

Locks direct sun gear

One-way clutch (Direct 
clutch position)

OWC-D

Restricts rotation direction of direct sun gear

One-way clutch (Low 
reverse brake position)

OWC-L

Restricts rotation direction of low-reverse annulus gear

SELECTOR LEVER POSITIONS AND OPERATING ELEMENTS

Selector lever 
position

Operating element
Under 
drive 
clutch 
(UD)

Reverse 
clutch 
(REV)

Over 
drive 
clutch 
(OD)

Direct 
clutch 
(DIR)

Low-
reverse 
brake 
(LR)

Second 
brake 
(2ND)

Reducti
on 
brake 
(RED)

One-
way 
clutch 
(OWC-
D)

One-
way 
clutch 
(OWC-
L)

P

Parking

×

×

R

Reverse

×

×

×

N

Neutral

×

×

D or 
sport 
mode

1st

×

×*

×

×

×

2nd

×

×

×

×

3rd

×

×

×

×

4th

×

×

×

5th

×

×

×

NOTE: 

.

• ×

: Function element.

•

*: Operates only when the vehicle is stationary (at approximately 10 km/h or less) and in the sport mode.