Mitsubishi Galant (2004+). Manual - part 354

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-27

<Comment>
Malfunction of terminating resistance is 
estimated.

Diagnostic Item 13
Diagnose a terminator resistor at either 
end <Vehicles with ABS>

P.54C-450

<Comment>
Disconnection, loose connection or terminating 
resistance in red displayed area is 
estimated.

<Comment>
Disconnection, loose connection or terminating 
resistance in red displayed area is 
estimated.

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

AC305792

: Red section on screen

PCM

METER

-ECU

AD

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

ABS-ECU

AC305792

: Red section on screen

PCM

METER

-ECU

AE

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

ABS-ECU

AC305792

: Red section on screen

PCM

METER

-ECU

AF

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

ABS-ECU

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-28

<Comment>
Malfunction in red displayed area is estimated. 
Please refer to service manual and inspect with 
’CAN Detail 
Diagnosis’.

Diagnostic Item 16
Diagnose CAN bus lines thoroughly 
<Vehicles with ABS and vehicles with 
multi-center display (middle-grade 
type)>

P.54C-534

<Comment>
Harness disconnection or loose connection in red 
displayed area is 
estimated.

Diagnostic Item 18
Diagnose the lines between CAN main 
bus line and the powertrain control 
module <Vehicles with ABS>

P.54C-578

<Comment>
Harness disconnection or loose connection in red 
displayed area is 
estimated.

Diagnostic Item 19
Diagnose the lines between CAN main 
bus line and the ABS-ECU.

P.54C-584

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

AC305792

ETACS

-ECU

AC-ECU

: Red section on screen

PCM

SRS-ECU

METER

-ECU

AB

MUT

J/C

C.DISPLAY

ABS-ECU

AC305792

: Red section on screen

PCM

AG

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

ABS-ECU

METER

-ECU

AC305792

: Red section on screen

AH

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

ABS-ECU

METER

-ECU

PCM

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-29

<Comment>
Harness disconnection or loose connection in red 
displayed area is 
estimated.

Diagnostic Item 20
Diagnose the lines between CAN main 
bus line and the ETACS-ECU.

P.54C-591

<Comment>
Harness disconnection or loose connection in red 
displayed area is 
estimated.

Diagnostic Item 21
Diagnose the lines between CAN main 
bus line and the multi-center display 
(middle-grade type)

P.54C-596

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

AC305792

: Red section on screen

AI

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

METER

-ECU

PCM

ABS-ECU

AC305792

: Red section on screen

AJ

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

METER

-ECU

PCM

ABS-ECU

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-30

NOTE: If the screen other than above is displayed, 
troubles are present at two or more spots. In this 
case, diagnose CAN bus lines by referring to the 
trouble spot pinpoint procedures.

NOTE: If a trouble cannot be solved after performing 
the diagnosis other than item 16, diagnose CAN bus 
line thoroughly.

<Comment>
Harness disconnection or loose connection in red 
displayed area is 
estimated.

Diagnostic Item 22
Diagnose the lines between CAN main 
bus line and the A/C-ECU.

P.54C-601

<Comment>
Harness disconnection or loose connection in red 
displayed area is 
estimated.

Diagnostic Item 23
Diagnose the lines between CAN main 
bus line and the SRS-ECU.

P.54C-608

<Comment>
Harness disconnection or loose connection in red 
displayed area is 
estimated.

Diagnostic Item 24
Diagnose the lines between CAN main 
bus line and the combination meter.

P.54C-616

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

AC305792

: Red section on screen

AK

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

METER

-ECU

PCM

ABS-ECU

AC305792

: Red section on screen

AL

ETACS

-ECU

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

METER

-ECU

PCM

ABS-ECU

AC305792

: Red section on screen

AM

AC-ECU

SRS-ECU

C.DISPLAY

MUT

J/C

METER

-ECU

PCM

ABS-ECU

ETACS

-ECU