Mitsubishi Pajero Pinin. Manual - part 340

CHASSIS ELECTRICAL – 

Multi-center Display <Middle Grade>

54A-76

INSPECTION PROCEDURE 3

CD switch do not work.

NG

OK

Check the magazine with LOADING/
EJECT function and if lamp light on
the panel.

OK

NG

OK

Check a signal on connector in CD
changer

D

Take out DIN connector from CD
changer.

D

Monitor any signals of MBUSY,
MDATA or MSCK terminal for
M-BUS.

NG

Check the connectors: DIN connector
between audio unit and CD changer.

OK

Replace the CD changer.

Repair the fuse and the harness.

Check voltage on connector for CD
changer terminal of +B and ACC

D

Ignition switch : ACC
OK: System voltage

NG

NG

Replace the CD changer.

OK

Check output signals on connector in
audio unit side.

D

Take out DIN connector from audio
unit.

D

Monitor any signals of MBUSY,
MDATA or MSCK terminal for
M-BUS.

Replace the audio unit.

Repair

INSPECTION PROCEDURE 4

Outside air temperature data is not displayed. /Outside air temperature data is abnormal.

Check the connector: C-52

NG

Repair

OK

Does the multi-center display unit show the vehicle identifications
correctly?

YES

Replace the multi-center display unit.

NO

Does the service mode show outside air temperature correctly?

YES

End (no abnormality)

NO

If the vehicle is driven in places where outside temperature varies
much, an incorrect temperature may be displayed. In that case,
drive the vehicle for a while so that the display shows a correct
temperature.
In addition, if the engine is hot after the battery is replaced or
the multi-center display unit is reinstalled, an incorrect temperature
may be displayed.

Check the harness between the multi-center display and the out-
side temperature sensor.

NG

Repair

OK

Check the outside thermo sensor. (Refer to P.54A-29.)

OK

Replace

OK

Replace the multi-center display unit.

CHASSIS ELECTRICAL – 

Multi-center Display <Middle Grade>

54A-77

INSPECTION PROCEDURE 5

Abnormal driving data displays.

D

Abnormal average fuel consumption and average speed displays.

D

Abnormal cruising distance displays.

1.

When average fuel consumption and average speed displays are abnormal.

OK

OK

YES

Check the connector: C-52

NG

Repair

OK

Check the multi-center display unit con-
nected into system on service mode.
Does MU light on the display?

Check the connections between the
multi-center display unit and the en-
gine-ECU.

Replace the multi-center display unit.

NG

Check the harness between the multi-
center display unit and the engine-ECU,
and Replace the if necessary.

NG

NO

Check the harness.

NG

OK

Disconnect MUT-

II

Measure at multi-center display con-
nector C-52.

D

Connector disconnected.

D

Voltage between terminal (36) and
body earth
OK: Ignition switch ON: System

voltage

NG: Ignition switch OFF: 0 – 1 V

Check a voltage on (5) terminal of C-53
connector after C-53 connector shall
be out.

D

ignition switch : ON
OK: Low
NG: more than 80% of system

voltage

Check the harness between multi-cen-
ter display unit and junction block and
Replace the if necessary.

2.

When cruising distance display is abnormal.

NG

OK

Does the service mode show fuel amount correctly?

YES

NO

An inaccurate fuel amount may be displayed for a while after
refuelling. 
In addition, it depends on road and driving conditions whether an
accurate fuel amount is displayed.

Measure at multi-center display connector C-52.

D

Connector disconnected.

D

Voltage between terminal (33) and body earth
OK: 0.1 – 3.0 V

NG

OK

Replace the multi-center display unit.

Check the harness between multi-center display unit and the fuel
gauge unit, and Replace the if necessary.

Carry out troubleshooting according to procedure 5.1.

Are the average fuel consumption and average vehicle speed
displayed normally?

End (no abnormality)

Relative unit : Combination meter, fuel gauge unit

CHASSIS ELECTRICAL – 

Multi-center Display <Middle Grade>

54A-78

INSPECTION PROCEDURE 6

No illumination for audio buttons light on.

NG

NO

YES

Check the function for RADIO/TAPE/CD

NO

OK

YES

OK

Check if the brightness of display
changes when the lighting switch is on
or off.

Replace the multi-center display.

Replace the audio unit.

Repair the harness.

NG

Repair the fuse and the harness.

Measure at multi-center display con-
nector C-52.

D

Connector disconnected.

D

Voltage between terminal (24) and
body earth
OK: System voltage

Carry out troubleshooting according to
procedure 2.

Measure at the audio unit connector
B-11.

D

Connector disconnected.

D

Rheostat : max

D

Voltage between terminal (12) and
body earth
OK: Low (0 – 3 V)

INSPECTION PROCEDURE 7

Dim display

NG

NO

YES

Check the setting position for bright-
ness on display, is it correct?

NO

OK

YES

OK

Check the brightness of display to
change, when lighting switch is on or
off.

Replace the multi center display.

Replace the multi-center display unit.

Repair the harness.

NG

Repair the fuse and the harness.

Measure at multi-center display con-
nector C-52.

D

Connector disconnected.

D

Voltage between terminal (24) and
body earth
OK: System voltage (ILL ON)

0 V (ILL OFF)

Adjust brightness of display on setting
mode.

Measure at the multi-center display unit
connector C-52.

D

Connector disconnected.

D

Rheostat : max

D

Voltage between terminal (32) and
body earth
OK: Low (0 – 3 V)

INSPECTION PROCEDURE 8

Clock runs fast or slow/indicate different time

YES

NO

Replace the multi-center display.

YES

Does CT segment light on the display?

Turn off the CT function.

NG

Repair the fuse and the harness.

Measure at multi-center display con-
nector C-52.

D

Ignition switch : LOCK (OFF)
position

D

Voltage between terminal (26) and
body earth
OK: System voltage

YES

NO

Does it receive a radio station on differ-
ent region where has time lag?

CHASSIS ELECTRICAL – 

Multi-center Display <Middle Grade>

54A-79

MULTI-CENTER DISPLAY

REMOVAL AND INSTALLATION

1

Section

 

A – A

Clip

Instrument panel

: shows tabs.

: shows clips.

View A

View A

1

1

1

2

3

Section

 

B  – B

A

A

B

B

Instrument panel

Clip

Removal steps

1. Center display hood
2. Bracket

3. Multi-center display