Mitsubishi Galant (2004+). Manual - part 623

 

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Mitsubishi Galant (2004+). Manual - part 623

 

 

AUTOMATIC TRANSAXLE DIAGNOSIS

TSB Revision

AUTOMATIC TRANSAXLE

23A-43

DIAGNOSTIC TROUBLE CODE CHART

M1231007900330

CAUTION

During diagnosis, a DTC code associated with 
other system may be set when the ignition switch 
is turned on with connector(s) disconnected. On 
completion, confirm all systems for DTC code(s). 
If DTC code(s) are set, erase them all.

A/T DTC 
NO.

MFI DTC 
NO.

DIAGNOSIS ITEM

REFERENCE 
PAGE

15

P0713

Transmission fluid temperature sensor 
system

Open circuit

P.23A-46

16

P0712

Short circuit

P.23A-60

21

Crankshaft position sensor system

Open circuit

Group 13A 
<2.4L Engine>, 
Diagnostic 
Trouble code 
Procedures 

P.13A-542

 

(P0335 

− 

Crankshaft 
Position 
Sensor Circuit)
Group 13B 
<3.8L Engine>, 
Diagnostic 
Trouble code 
Procedures 

P.13B-583

 

(P0335 

− 

Crankshaft 
Position 
Sensor Circuit)

22

P0715

Input shaft speed sensor system

Short circuit/open circuit

P.23A-70

23

P0720

Output shaft speed sensor system

Short circuit/open circuit

P.23A-91

26

Stoplight switch system

Short circuit

P.23A-112

27

P0705

Transmission range switch system

Open circuit

P.23A-121

28

Short circuit

P.23A-166

31

P0753

Low-reverse solenoid valve system

Short circuit/open circuit

P.23A-188

32

P0758

Underdrive solenoid valve system

Short circuit/open circuit

P.23A-200

33

P0763

Second solenoid valve system

Short circuit/open circuit

P.23A-211

34

P0768

Overdrive solenoid valve system

Short circuit/open circuit

P.23A-222

36

P0743

Torque converter clutch solenoid valve 
system

Short circuit/open circuit

P.23A-233

41

P0731

1st gear incorrect ratio

P.23A-244

42

P0732

2nd gear incorrect ratio

P.23A-244

43

P0733

3rd gear incorrect ratio

P.23A-244

44

P0734

4th gear incorrect ratio

P.23A-244

AUTOMATIC TRANSAXLE DIAGNOSIS

TSB Revision

AUTOMATIC TRANSAXLE

23A-44

NOTE: The MFI diagnostic trouble codes are the codes which are set when item "MFI" is selected on scan 
tool MB991958 (MUT-III sub assembly). However, the codes above indicate failure in the automatic transmis-
sion.

46

P0736

Reverse gear incorrect ratio

P.23A-244

52

P0741

Torque converter clutch system

Defective system

P.23A-258

53

P0742

Clutch stuck on

P.23A-263

54

P1751

A/T control relay system

Short circuit to 
ground/open circuit

P.23A-267

A/T DTC 
NO.

MFI DTC 
NO.

DIAGNOSIS ITEM

REFERENCE 
PAGE

AUTOMATIC TRANSAXLE DIAGNOSIS

TSB Revision

AUTOMATIC TRANSAXLE

23A-45

SYMPTOM CHART 

M1231008000277

CAUTION

During diagnosis, a DTC code associated with 
other system may be set when the ignition switch 
is turned on with connector(s) disconnected. On 
completion, confirm all systems for DTC code(s). 
If DTC code(s) are set, erase them all.

SYMPTOM

INSPECTION 
PROCEDURE NO.

REFERENCE 
PAGE

Communication with scan tool is 
not possible

Communication with all systems 
is impossible

-

Group 13A <2.4L 
Engine>, Symptom 
Procedures 

P.13A-941

.

Group 13B <3.8L 
Engine>, Symptom 
Procedures 

P.13B-965

.

Communication with the PCM 
only is impossible

-

Group 13A <2.4L 
Engine>, Symptom 
Procedures 

P.13A-944

.

Group 13B <3.8L 
Engine>, Symptom 
Procedures 

P.13B-968

.

Driving impossible

Engine does not start

1

P.23A-283

Does not move forward

2

P.23A-285

Does not move backward

3

P.23A-287

Does not move (forward and 
backward)

4

P.23A-290

Malfunction when moving 
selector into gear

Engine stalls when moving 
selector lever from "N" to "D" or 
"N" to "R"

5

P.23A-291

Shift shock when shifting from 
"N" to "D" and long delay

6

P.23A-293

Shift shock when shifting from 
"N" to "R" and long delay 

7

P.23A-296

Shift shock when shifting from 
"N" to "D" and "N" to "R" and 
long delay 

8

P.23A-299

Malfunction when shifting

Shift shock and slipping

9

P.23A-300

Does not shift properly

Early or late shifting in all gears 10

P.23A-303

Early or late shifting in some 
gears

11

P.23A-306

Does not shift

No diagnostic trouble codes

12

P.23A-307

AUTOMATIC TRANSAXLE DIAGNOSIS

TSB Revision

AUTOMATIC TRANSAXLE

23A-46

DIAGNOSTIC TROUBLE CODE PROCEDURES

DTC 15 (P0713): Transmission Fluid Temperature Sensor System (Open Circuit)

Malfunction while driving

Poor acceleration

13

P.23A-312

Vibration

14

P.23A-314

Shift switch assembly system

15

P.23A-317

Shift position indicator light system <Vehicles with sport mode>

16

P.23A-340

SYMPTOM

INSPECTION 
PROCEDURE NO.

REFERENCE 
PAGE

A/T CONTROL
SOLENOID
VALVE ASSEMBLY

TRANSMISSION
FLUID
TEMPERATURE
SENSOR

POWERTRAIN
CONTROL
MODULE

AC209753AC

Transmission Fluid Temperature Sensor System Circuit

 

 

 

 

 

 

 

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