Inspection Procedure 1: Rear View Camera Image Is Not Correctly Displayed < Vehicles With Display Audio >: Diagnosis

WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. 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 the radio and CD player operation.
Check if the radio and CD player normally and the sound is output.

Q: Is the check result normal?
- YES: Go to Step 2
- NO: Troubleshoot the radio and CD player. (Refer to TROUBLE SYMPTOM CHART .)
STEP 2. Confirmation in display audio service mode.
1. Display the "Vehicle Signal Check" screen (Refer to SERVICE MODE < VEHICLES WITH DISPLAY AUDIO > ).
2. Move the selector lever to the "R" (reverse) position.
3. Check that "Shift Position R" is "ON."
Q: Is the check result normal?
- YES: Go to Step 5
- NO: Go to Step 3
STEP 3. Using scan tool (M. U. T.-III), diagnose the CAN bus line
CAUTION: To prevent damage to scan tool (M. U. T.-III), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M. U. T.-III).
1. Connect scan tool (M. U. T.-III). Refer to "HOW TO CONNECT THE SCAN TOOL (M. U. T.-III) ."
2. Turn the ignition switch to the "ON" position.
3. Diagnose the CAN bus line.
4. Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the CAN bus line found to be normal?
- YES: Go to Step 4
- NO: Repair the CAN bus line (Refer to DIAGNOSIS ).
STEP 4. Check of short to power supply, short to ground, and open circuit in BLP1 line between ETACS-ECU connector and transmission range switch connector
Q: Is the check result normal?
- YES: Go to Step 7
- NO: Repair the connector(s) or wiring harness.
STEP 5. Confirmation in display audio service mode.
1. Display the "External Device Connection Check" screen (Refer to SERVICE MODE < VEHICLES WITH DISPLAY AUDIO > ).
2. Check that "Rear Camera" is "OK."
Q: Is the check result normal?
- YES: Go to Step 7
- NO: Go to Step 6
STEP 6. Check of short to power supply, short to ground, and open circuit in CACC, CGND, CMP+, CMP-line between radio and CD player connector and rear view camera connector
Q: Is the check result normal?
- YES: Go to Step 7
- NO: Repair the connector(s) or wiring harness.
STEP 7. Trouble symptom recheck.
Check that the display of rear view camera is shown normally.

Q: Is the check result normal?
- YES: The trouble can be an intermittent malfunction (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTIONS ).
- NO: Replace the rear view camera temporarily and go to Step 8.
STEP 8. Trouble symptom recheck.
Check that the display of rear view camera is shown normally.

Q: Is the check result normal?
- YES: Replace the rear view camera.
- NO: Replace the radio and CD player.