Mitsubishi Outlander GS45X. Manual - part 179

REAR DISPLAY

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CHASSIS ELECTRICAL

54A-713

STEP 6. Check the wiring harness between rear display 
unit connector D-06 (terminal 14) and multivision display 
connector C-10 (terminal 6).

• Check the communication line for open circuit and short cir-

cuit.

NOTE: Also check intermediate connectors C-15 and D-123 for 
loose, corroded, or damaged terminals, or terminals pushed 
back in the connector. If intermediate connector C-15 or D-123 
is damaged, repair or replace the connector as described in 
GROUP 00E, Harness Connector Inspection 

P.00E-2

.

Q: Is the wiring harness between rear display unit 

connector D-06 (terminal 14) and multivision display 
connector C-10 (terminal 6) in good condition?
YES : Go to Step 7.
NO :  The wiring harness may be damaged or the 

connector(s) may have loose, corroded or damaged 
terminals, or terminals pushed back in the connector. 
Repair the wiring harness as necessary. 

STEP 7. Substitute a known good rear display unit, and 
check the trouble symptom.
Check whether image sent from the MMCS is displayed on the 
rear display unit normally.
Q: Is the check result normal?

YES : Replace the rear display unit.
NO :  Replace the multivision display.

REAR DISPLAY

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Inspection Procedure 6: The picture and sound of external input are not played.

.

COMMENTS ON TROUBLE SYMPTOM

The wiring harness between the rear display unit and 
the audio and video adapter, the rear display unit or 
the audio and video adapter may have a problem.

.

PROBABLE CAUSES

• The rear display unit may be defective

• The audio and video adapter may be defective

• Damaged harness wires and connectors

Audio and Video Adapter Communication Circuit

REAR DISPLAY UNIT

AUDIO AND 
VIDEO ADAPTER

AC703148 AU

Connector: C-117

C-117 (B)

AC709496

AG

Connector: D-16

ACA02660AC

Connector: D-123

REAR DISPLAY

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DIAGNOSIS

Required Special Tools:

• MB991223: Harness Set

• MB992006: Extra Fine Probe

STEP 1. Check of rear display unit DVD picture.
Check that the DVD picture is displayed normally when the rear 
display unit DVD player is used.
Q: Is the check result normal?

YES : Go to Step 2.
NO :  Perform the troubleshooting related to the rear display 

unit DVD video. Refer to 

P.54A-701

.

STEP 2. Check rear display unit connector D-16 and audio 
and video adaptor connector C-117 for loose, corroded or 
damaged terminals, or terminals pushed back in the 
connector.
Q: Is rear display unit connector D-16 and audio and video 

adaptor connector C-117 in good condition?
YES : Go to Step 3.
NO :  Repair or replace the damaged component(s). Refer 

to GROUP 00E, Harness Connector Inspection 

P.00E-2

.

STEP 3. Check the wiring harness between rear display 
unit connector D-16 (terminal 31, 33, 38) and audio and 
video adaptor connector C-117 (terminal 1, 6, 4).
NOTE: Also check intermediate connector D-123 for loose, cor-
roded, or damaged terminals, or terminals pushed back in the 
connector. If intermediate connector D-123 is damaged, repair 
or replace the connector as described in GROUP 00E, Harness 
Connector Inspection 

P.00E-2

.

• Check the communication lines for open circuit and short 

circuit.

Q: Is the wiring harness between rear display unit 

connector D-16 (terminal 31, 33, 38) and audio and video 
adaptor connector C-117 (terminal 1, 6, 4) in good 
condition?
YES : Replace the audio and video adapter, then go to Step 

4.

NO :  The wiring harness may be damaged or the 

connector(s) may have loose, corroded or damaged 
terminals, or terminals pushed back in the connector. 
Repair the wiring harness as necessary. 

REAR DISPLAY

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STEP 4. Retest the system
Check that the external input is normal.
Q: Is the check result normal?

YES : The trouble can be an intermittent malfunction (Refer 

to GROUP 00, How to use 
Troubleshooting/inspection Service Points, How to 
Cope with Intermittent Malfunction 

P.00-15

).

NO :  Replace the rear display unit.

Inspection Procedure 7: The rear display unit sound is not output from the speaker.

Audio Communication Circuit <Vehicles with MMCS>

REAR DISPLAY UNIT

MULTIVISION DISPLAY