Mitsubishi Montero (2002-2004). Manual - part 505

RV METER

TSB Revision

CHASSIS ELECTRICAL

54A-191

6. Press the function switch 1 [NEXT] on this screen. The inner

status of the monitor is displayed.
NOTE:

Amb.: Outside air temperature sensor
Geomag.: Geomagneic sensor
Eng. ECU: Powertrain control module.
SWS: Simplified Wiring System
M-BUS: Communications for A/C-ECU

7. Press the function switch 1 [NEXT] on this screen. The

versions of monitor and the automatic air-conditioner (if
equipment) are displayed. In the case of air-conditioner-less
or manual air-conditioner, the version is not displayed.
NOTE:

M: Mitsubishi Electric
D: Denso

8. Press the function switch 1 [NEXT] on this screen. The

vehicle signal status is displayed.

• ILL: ON or OFF

• Key position: "ACC" or "IG"

• Voltage: Battery voltage

• VSS: Vehicle speed

9. Press the function switch 1 [NEXT] on this screen. The

message stating [Automatic diagnosis finished.] is displayed
and within seven seconds later the screen moves to the
screen just before the service mode screen.

DISPLAY EXAMPLE

CONTENTS OR CONDITION

System check OK

Some kind of error exists, further
diagnosis required

Communication error

Open circuit or disconnected

Monitor status

Amb. Temp. : NG
Geomag. X : OK

Y : OK

Eng. ECU : OK
SWS
M-BUS

: OK
: OK

ACX01989

Version

Monitor : M 99/SEP. Ver. xx.x
A/C

: D 99/SEP. Ver. xx.x

AC000764AB

Signal check

ILL
Key position
Voltage
VSS

: OFF
: IG
: 99.9V
: 999km/h

ACX01991

Automatic diagnosis finished.

ACX01992

RV METER

TSB Revision

CHASSIS ELECTRICAL

54A-192

Diagnosis mode
1. Press the "ADJ" switch with the ignition switch at "LOCK"

(OFF) position, and while keeping on pressing, turn the
ignition switch to the "ACC" or "ON" position. When the
"ADJ" switch is pressed continuously for more than five
seconds, the service function is activated at the same time
with the reception signal (pip sound) and the first menu
screen of the service mode is displayed.

2. Press the function switch 2 [DIAG]. The screen is switched

to the diagnosis mode.

3. When respective function switches are pressed, the screen

is switched as follows.

• When the function switch 1 [VER.] is pressed, versions of

the monitor and the air-conditioner are displayed.

• When the function switch 2 [VEHICLE] is pressed, the sta-

tus of the vehicle signal is displayed.

• When the function switch 3 [COM.] is pressed, the commu-

nication and the connection are checked and the results are
displayed.

• When the "ADJ" switch is pressed, the screen returns to the

service mode second menu screen.

4. Version display screen

Press the function switch1 [VER.]. In the case of No-
automatic A/C circuit or automatic A/C circuit open, version
is not displayed. Press "AD" J [BACK], returns to Diagnosis
display.
NOTE:

M: Mitsubishi Electric
D: Denso

5. Vehicle signal status display screen. Press the function

switch 2 [VEHICLE]. Press "ADJ" [BACK], returns to
Diagnosis display.

Service mode

ACX01984

AUTO

DIAG.

HISTORY

END

SERVICE MODE FIRST MENU SCREEN

Diagnosis

ACX01993

VER.

VEHICLE

COM.

BACK

Version

Monitor
A/C

: M '99/SEP. Ver. xx.x
: D '99/SEP. Ver. xx.x

ACX01994

BACK

Signal check

ILL
Key position
Voltage
VSS

: OFF
: IG
: 99.9V
: 999km/h

ACX01995

BACK

VEHICLE SIGNAL STATUS DISPLAY SCREEN

RV METER

TSB Revision

CHASSIS ELECTRICAL

54A-193

6. Press the function switch 3 [COM.]. When the ignition key is

at "ACC" position, turn the ignition switch to "ON". Refer to
"Automatic check mode". The check will be finished within
10 seconds after ignition switch "ON" or pressing the
function switch 3[COM.].

7. Communication and connection check results display

screen

• When the function switch 2 is pressed on this screen, the

unit status is displayed.

• When the function switch 2 is pressed on this screen, the

inner status of the monitor is displayed.

• Press the function switch 3 on this screen, unit status dis-

played. The inner status of the monitor is displayed.

• Press the function switch" ADJ" [EXIT] to return to diagno-

sis menu.

• Press the function switch "ADJ" [BACK] to service mode

first menu.

Checking the system connection.

ACX01986

Please Wait!

Connection status

A/C : Manual or less
Fuel : Full or Disconnected

ACX01996

EXIT

COMMUNICATION AND CONNECTION
CHECK RESULTS DISPLAY SCREEN

Unit status

Monitor : OK
A/C

: E2

ACX01997

EXIT

Monitor status

Amb. Temp. : NG
Geomag. X: OK

Y: OK

Eng. ECU : OK
SWS
M-BUS

: OK
: OK

ACX01998

EXIT

RV METER

TSB Revision

CHASSIS ELECTRICAL

54A-194

History mode
1. Press the "ADJ" switch with the ignition switch at "LOCK"

2. Press the function switch 3 [HISTORY]. The screen is

switched to the history mode.

3. Press the function switch 1 [CLEAR] on this screen,

The number of errors is erased; when the function switch 2
is pressed, the screen is switched to the history mode
second menu screen. When [EXIT] is pressed, the service
mode display returns.

4. When the function switch 1 [CLEAR] is pressed on this

screen, the number of errors is erased; when the function
switch 2 is pressed, the screen switched to the history mode
first menu screen. When [EXIT] is pressed, the service
mode display returns.

Monitor check mode
1. Press the "ADJ" switch with the ignition switch at "LOCK"

ITEM

DISPLAY
EXAMPLE

CONTENTS OR
CONDITION

Engine-ECU

(Powertrain control
module)

SWS
M-BUS

000

Number of
communication errors

ITEM

DISPLAY
EXAMPLE

CONTENTS OR
CONDITION

Amb. Temp
Geomag. X, Y

000

Number of
connection errors

Service mode

ACX01984

AUTO

DIAG.

HISTORY

END

SERVICE MODE FIRST MENU SCREEN

Diag. history

Eng. ECU com. error
SWS com. error

: 999
: 999
: 999

M-BUS com. error

ACX01999

EXIT

CLEAR

XXX

Diag. history

Amb. Temp. error
Geomag. X error

: 999
: 999
: 999

Y error

ACX02000

EXIT

CLEAR

HISTORY MODE SECOND SCREEN

Service mode

ACX01984

AUTO

DIAG.

HISTORY

END

SERVICE MODE FIRST MENU SCREEN

Content .. 503 504 505 506 ..