Mitsubishi Grandis. Manual - part 480

DIAGNOSIS

CONTROLLER AREA NETWORK (CAN)

54D-18

MUT-III SCREEN

DIAGNOSIS DETAILS

REFERENCE 
PAGE

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

Diagnostic Item 1
Diagnose the CAN bus lines for short to 
power supply <LH drive vehicles without 
ASC>

P.54D-46

<Comment>
Grounding in red displayed area is 
estimated.

Diagnostic Item 5
Diagnose the CAN bus lines for short to 
earth <LH drive vehicles without ASC>

P.54D-173

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

Diagnostic Item 9
Diagnose the lines between CAN_L and 
CAN_H for short circuit <LH drive 
vehicles without ASC>

P.54D-304

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

AC

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

AC

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

AC

DIAGNOSIS

CONTROLLER AREA NETWORK (CAN)

54D-19

<Comment>
Disconnection in red displayed area is 
estimated.

Diagnostic Item 13
Diagnose the terminator resistors at 
both ends <LH drive vehicles>

P.54D-404

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

AH

DIAGNOSIS

CONTROLLER AREA NETWORK (CAN)

54D-20

<Comment>
Malfunction of terminating resistance is 
estimated.

Diagnostic Item 15
Diagnose the terminator resistor at one 
end <LH drive vehicles>

P.54D-434

<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

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

AD

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

AI

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

AE

DIAGNOSIS

CONTROLLER AREA NETWORK (CAN)

54D-21

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

Diagnostic Item 17
Diagnose CAN bus lines thoroughly <LH 
drive vehicles without ASC>

P.54D-452

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

Diagnostic Item 21
Diagnose the lines between the joint 
connectors (CAN1 and CAN2) <LH 
drive vehicles>

P.54D-552

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

Diagnostic Item 23
Diagnose the lines from the main bus 
line to the engine-ECU <M/T> or 
engine-A/T-ECU <A/T>.

P.54D-562

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

AC

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

AJ

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

AF