Inspection Procedure 11: The Picture And Sound Of Audio And Video Adapter's Input Are Not Played: Diagnosis

WARNING: This page is about a different car, the 2012 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

Required Special Tools:

MB991223: Harness Set
MB992006: Extra Fine Probe

STEP 1. Check of DVD picture
Check that the DVD picture is displayed normally.

Q: Is the check result normal?
- YES: Go to Step 2.
- NO: Perform the troubleshooting related to the MMCS (Refer to TROUBLE SYMPTOM CHART ).
STEP 2. Check the audio and video adapter.
Inspect the audio and video adapter. (Refer to INSPECTION .)

Q: Is the check result normal?
- YES: Go to Step 3.
- NO: Replace the audio and video adapter.
STEP 3. Check multivision display connector C-10 and audio and video adaptor connector C-126 for loose, corroded or damaged terminals, or terminals pushed back in the connector.
Q: Are multivision display connector C-10 and audio and video adaptor connector C-126 in good condition?
- YES: Go to Step 4.
- NO: Repair the connector concerned.
STEP 4. Check the wiring harness between multivision display connector C-10 (terminal 37, 53, 38, 54, 39) and audio and video adaptor connector C-126 (terminal 1, 2, 6, 4, 5).
- Check the communication lines for open circuit and short circuit.
  NOTE: Also check intermediate connectors C-106 and C-110 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-106 or C-110 is damaged, repair or replace the connector as described in HARNESS CONNECTOR INSPECTION .
  
  Q: Is the wiring harness between multivision display connector C-10 (terminal 37, 53, 38, 54, 39) and audio and video adaptor connector C-126 (terminal 1, 2, 6, 4, 5) in good condition?
  - YES: Go to Step 5.
  - 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 5. Temporarily replace the multivision display, and check the trouble symptom.
Check that the external input is normal.

Q: Is the check result normal?
- YES: Replace the multivision display.
- NO: Replace the audio and video adapter.