Mitsubishi L200. Manual - part 300

 

  Index      Mitsubishi     Mitsubishi L200 - service repair manual 2012 year

 

Search            

 

 

 

 

 

 

 

  

 

Content   ..  298  299  300  301   ..

 

 

Mitsubishi L200. Manual - part 300

 

 

TROUBLESHOOTING

AUTOMATIC TRANSMISSION

23A-107

Terminal 
No.

Check item

Inspection condition

Standard value

1

Underdrive solenoid valve

• Engine: Idling

• Gear range: 1st gear

System voltage

• Engine: Idling

• Selector lever position: P

6 

− 9 V

2

Solenoid valve power 
supply

Ignition switch: LOCK (OFF)

1 V or less

Ignition switch: ON

System voltage

3

Solenoid valve power 
supply

Ignition switch: LOCK (OFF)

1 V or less

Ignition switch: ON

System voltage

4

Shift indicator C <5A/T>

Refer to the notes in the margin.* −

5

Shift indicator A <5A/T>

Refer to the notes in the margin.* −

7

A/T fluid temperature 
warning lamp

Ignition switch: ON

1 V or less to system voltage 
(after several seconds have 
elapsed)

9

4LLc switch

Ignition switch: ON
Transfer lever: 4L <Vehicles with 
easy select 4WD> or 4LLc 
<Vehicles with super select 
4WD>

1 V or less

Ignition switch: ON
Transfer lever: Other than the 
above

System voltage

11

Power supply voltage

Always

System voltage

12

Earth

Always

1 V or less

13

Earth

Always

1 V or less

14

Overdrive solenoid valve

• Engine: Idling

• Gear range: 3rd gear

System voltage

• Engine: Idling

• Selector lever position: P

6 

− 9 V

15

Damper clutch control 
solenoid valve

• Engine: Idling

• Selector lever position: P

System voltage

16

Second solenoid valve

• Engine: Idling

• Gear range: 2nd gear

System voltage

• Engine: Idling

• Selector lever position: P

6 

− 9 V

17

Shift indicator B <5A/T>

Refer to the notes in the margin.* −

20

Ignition switch

Ignition switch: LOCK (OFF)

1 V or less

Ignition switch: LOCK (OFF) to 
ON

System voltage to 1 V or less 
(after several seconds have 
elapsed)

24

Power supply

Always

System voltage

25

Earth

Always

1 V or less

26

Earth

Always

1 V or less

TROUBLESHOOTING

AUTOMATIC TRANSMISSION

23A-108

31

Input shaft speed sensor

• Measure between terminals 31 

and 43 with an oscilloscope.

• Engine: 2,000 r/min

• Gear range: 3rd gear <4A/T>, 

4th gear <5A/T>

Refer to 

P.23A-110

, Inspection 

Procedure Using an 
Oscilloscope.

32

Output shaft speed sensor

• Measure between terminals 32 

and 43 with an oscilloscope.

• Engine: 2,000 r/min

• Selector lever position: 3rd 

gear <4A/T>, 4th gear <5A/T>

Refer to 

P.23A-110

, Inspection 

Procedure Using an 
Oscilloscope.

38

Backup power supply

Always

System voltage

43

Sensor earth

Always

1 V or less

44

A/T fluid temperature 
sensor

A/T fluid temperature: 20

°C

3.8 

− 4.0 V

A/T fluid temperature: 40

°C

3.2 

− 3.4 V

A/T fluid temperature: 80

°C

1.7 

− 1.9 V

51

Reduction solenoid valve 
<5A/T>

• Engine: Idling

• Gear range: 5th gear

System voltage

• Engine: Idling

• Selector lever position: P

6 

− 9 V

55

Inhibitor switch: P

• Ignition switch: ON

• Selector lever position: P

System voltage

• Ignition switch: ON

• Selector lever position: Other 

than above

1 V or less

56

Inhibitor switch: N

• Ignition switch: ON

• Selector lever position: N

System voltage

• Ignition switch: ON

• Selector lever position: Other 

than above

1 V or less

57

Overdrive switch <4A/T>

• Ignition switch: ON

• Overdrive switch: OFF

1 V or less

• Ignition switch: ON

• Overdrive switch: ON

System voltage

Select switch <5A/T>

• Ignition switch: ON

• Selector lever position: Sport 

mode

System voltage

• Ignition switch: ON

• Selector lever position: Other 

than above

1 V or less

Terminal 
No.

Check item

Inspection condition

Standard value

TROUBLESHOOTING

AUTOMATIC TRANSMISSION

23A-109

58

Inhibitor switch: L <4A/T>

• Ignition switch: ON

• Selector lever position: L

System voltage

• Ignition switch: ON

• Selector lever position: Other 

than above

1 V or less

Shift switch (Down) <5A/
T>

• Ignition switch: ON

• Selector lever operation: 

Downshift and hold the 
selector lever

System voltage

• Ignition switch: ON

• Selector lever operation: Other 

than above

1 V or less

62

Low-reverse solenoid 
valve

• Engine: Idling

• Selector lever position: P

System voltage

• Engine: Idling

• Gear range: 2nd gear

6 

− 9 V

66

Inhibitor switch: R

• Ignition switch: ON

• Selector lever position: R

System voltage

• Ignition switch: ON

• Selector lever position: Other 

than above

1 V or less

67

Inhibitor switch: D

• Ignition switch: ON

• Selector lever position: D

System voltage

• Ignition switch: ON

• Selector lever position: Other 

than above

1 V or less

68

Inhibitor switch: 2 <4A/T>

• Ignition switch: ON

• Selector lever position: 2

System voltage

• Ignition switch: ON

• Selector lever position: Other 

than above

1 V or less

Shift switch (Up) <5A/T>

• Ignition switch: ON

• Selector lever operation: 

Upshift and hold the selector 
lever

System voltage

• Ignition switch: ON

• Selector lever operation: Other 

than above

1 V or less

69

Vehicle speed sensor 
<2WD>

• Measure between terminals 69 

and body earth with an 
oscilloscope.

• Engine: 2,000 r/min

• Gear range: 3rd gear

Refer to 

P.23A-110

, Inspection 

Procedure Using an 
Oscilloscope.

Terminal 
No.

Check item

Inspection condition

Standard value

TROUBLESHOOTING

AUTOMATIC TRANSMISSION

23A-110

NOTE: *: Using M.U.T.-III actuator function, check that the terminal voltage when the shift indicator is illumi-
nated is as follows.

Terminal No.

5

17

4

Check item

Shift indicator A

Shift indicator B

Shift indicator C

Shift 
indicator

1

9 V

0 V

0 V

2

0 V

9 V

0 V

3

9 V

9 V

0 V

4

0 V

0 V

9 V

5

9 V

0 V

9 V

OSCILLOSCOPE CHECK PROCEDURE

M1231128500271

Terminal 
No.

Check item

Inspection conditions

Normal condition 
(Waveform sample)

31

Input shaft speed 
sensor

Selector lever position: 
D

Driving at constant 
speed of 50 km/h in 3rd 
<4A/T> or 4th <5A/T> 
gear (1,400 

− 1,700 r/

min)

Waveform A

32

Output shaft speed 
sensor

69

Vehicle speed signal 
<2WD>

62

Low-reverse solenoid 
valve

• Ignition switch: ON

• Selector lever 

position: P

• Engine: Stopped

• Throttle 

(Accelerator) 
opening voltage: 1 
V or less

Force drive each 
solenoid valve (Actuator 
test)

Waveform B

1

Underdrive solenoid 
valve

16

Second solenoid valve

14

Overdrive solenoid 
valve

15

Damper clutch control 
solenoid valve

51

Reduction solenoid 
valve <5A/T>

71

A/T control relay

Ignition switch: OFF

1 V or less

Ignition switch: ON

System voltage to 1 V or less 
(after several seconds have 
elapsed)

72

Earth

Always

1 V or less

Terminal 
No.

Check item

Inspection condition

Standard value

 

 

 

 

 

 

 

Content   ..  298  299  300  301   ..