Mitsubishi Galant (2004+). Manual - part 352

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-19

Vehicles with ABS and vehicles without multi-center display (middle-grade type)

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

<Comment>
Short circuit to battery in red displayed area is 
estimated.

Diagnostic Item 2
Diagnose shorts in the power supply to 
CAN bus line <Vehicles with ABS and 
vehicles without multi-center display 
(middle-grade type)>

P.54C-74

<Comment>
Grounding in red displayed area is 
estimated.

Diagnostic Item 5
Diagnose shorts in the ground to CAN 
bus line <Vehicles with ABS and 
vehicles without multi-center display 
(middle-grade type)>

P.54C-215

<Comment>
Short circuit between CAN_H and CAN_L in red 
displayed area is 
estimated.

Diagnostic Item 8
Diagnose shorts between CAN_L and H 
lines <Vehicles with ABS and vehicles 
without multi-center display 
(middle-grade type)>

P.54C-340

AC305791

ETACS

-ECU

AC-ECU

: Red section on screen

PCM

SRS-ECU

METER

-ECU

ABS-ECU

AB

MUT

J/C

AC305791

ETACS

-ECU

AC-ECU

: Red section on screen

PCM

SRS-ECU

METER

-ECU

ABS-ECU

AB

MUT

J/C

AC305791

ETACS

-ECU

AC-ECU

: Red section on screen

PCM

SRS-ECU

METER

-ECU

ABS-ECU

AB

MUT

J/C

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-20

<Comment>
Disconnection in red displayed area is 
estimated.

Diagnostic Item 11
Diagnose terminator resistors at both 
ends <Vehicles with ABS>

P.54C-416

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

AC305791

: Red section on screen

PCM

METER

-ECU

ABS-ECU

AC

MUT

ETACS

-ECU

AC-ECU

SRS-ECU

J/C

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-21

<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

AC305791

: Red section on screen

PCM

METER

-ECU

AD

MUT

ETACS

-ECU

AC-ECU

SRS-ECU

ABS-ECU

J/C

AC305791

: Red section on screen

PCM

METER

-ECU

AE

MUT

ETACS

-ECU

AC-ECU

SRS-ECU

ABS-ECU

J/C

AC305791

: Red section on screen

PCM

METER

-ECU

AF

MUT

ETACS

-ECU

AC-ECU

SRS-ECU

ABS-ECU

J/C

DIAGNOSIS

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-22

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

Diagnostic Item 15
Diagnose CAN bus lines thoroughly 
<Vehicles with ABS and vehicles without 
multi-center display (middle-grade 
type)>

P.54C-498

<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

AC305791

ETACS

-ECU

AC-ECU

: Red section on screen

PCM

SRS-ECU

METER

-ECU

ABS-ECU

AB

MUT

J/C

AC305791

: Red section on screen

PCM

AG

MUT

ETACS

-ECU

AC-ECU

SRS-ECU

ABS-ECU

J/C

METER

-ECU

AC305791

: Red section on screen

AH

MUT

ETACS

-ECU

AC-ECU

SRS-ECU

ABS-ECU

J/C

METER

-ECU

PCM