Mitsubishi Grandis. Manual - part 481

DIAGNOSIS

CONTROLLER AREA NETWORK (CAN)

54D-22

<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 ABS-ECU <Vehicles 
without ASC>

P.54D-567

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

Diagnostic Item 26
Diagnose the lines from the main bus 
line to the combination meter <LH drive 
vehicles>

P.54D-575

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

Diagnostic Item 28
Diagnose the lines from the main bus 
line to the centre display <LH drive 
vehicles>

P.54D-581

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

AC309837

: Red section 

  on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ABS-ECU

ENG/AT-ECU

C. DISPLAY

SRS-ECU

A/C-ECU

AK

AC309837

: Red section 

  on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ABS-ECU

ENG/AT-ECU

C. DISPLAY

SRS-ECU

A/C-ECU

AG

AC309837

: Red section 

  on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ABS-ECU

ENG/AT-ECU

C. DISPLAY

SRS-ECU

A/C-ECU

AM

DIAGNOSIS

CONTROLLER AREA NETWORK (CAN)

54D-23

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

Diagnostic Item 30
Diagnose the lines from the main bus 
line to the ETACS-ECU <LH drive 
vehicles>

P.54D-591

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

AC309837

: Red section 

  on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ABS-ECU

ENG/AT-ECU

C. DISPLAY

SRS-ECU

A/C-ECU

AL

DIAGNOSIS

CONTROLLER AREA NETWORK (CAN)

54D-24

NOTE: If the diagnostic items other than No.17 
cannot resolve the trouble, follow diagnostic item 17, 
Diagnose CAN bus lines thoroughly.

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

Diagnostic Item 32
Diagnose the lines from the main bus 
line to the A/C-ECU <LH drive vehicles>

P.54D-597

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

Diagnostic Item 34
Diagnose the lines from the main bus 
line to the SRS-ECU <LH drive 
vehicles>

P.54D-603

If the screen other than above is shown

Troubles are present at two or more 
spots. Diagnose CAN bus lines by 
referring to the trouble spot pinpoint 
procedures. If the trouble still can not be 
resolved, refer to diagnostic item 17, 
Diagnose CAN bus lines thoroughly.

−

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

AC309837

: Red section 

  on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ABS-ECU

ENG/AT-ECU

C. DISPLAY

SRS-ECU

A/C-ECU

AO

AC309837

: Red section 

  on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ABS-ECU

ENG/AT-ECU

C. DISPLAY

SRS-ECU

A/C-ECU

AN

DIAGNOSIS

CONTROLLER AREA NETWORK (CAN)

54D-25

LH DRIVE VEHICLES WITH ASC

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

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

Diagnostic Item 2
Diagnose the CAN bus lines for short to 
power supply <LH drive vehicles with 
ASC>

P.54D-77

<Comment>
Grounding in red displayed area is 
estimated.

Diagnostic Item 6
Diagnose the CAN bus lines for short to 
earth <LH drive vehicles with ASC>

P.54D-205

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

Diagnostic Item 10
Diagnose the lines between CAN_L and 
CAN_H for short circuit <LH drive 
vehicles with ASC>

P.54D-328

AC309835

 : Red section 

   on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ASC-ECU

ENG/AT-ECU

C. DISPLAY

A/C-ECU

STR. A.

SNSR

SRS-ECU

AC

AC309835

 : Red section 

   on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ASC-ECU

ENG/AT-ECU

C. DISPLAY

A/C-ECU

STR. A.

SNSR

SRS-ECU

AC

AC309835

 : Red section 

   on screen

MUT

J/C (2)

METER

ETACS

J/C (1)

ASC-ECU

ENG/AT-ECU

C. DISPLAY

A/C-ECU

STR. A.

SNSR

SRS-ECU

AC