Inspection Procedure 3: Any of the camera images is blue.
COMMENT ON TROUBLE SYMPTOM
If any of the cameras does not send an image input signal to the camera-ECU, the relevant segment will be blue in the camera image screen. In addition, if any image input signal fails in the camera-ECU, a DTC will be set.
TROUBLESHOOTING HINTS
Any camera may be defective
The wiring harness or connectors may have loose, corroded, or damaged terminals, or terminals pushed back in the connector
DIAGNOSIS
STEP 1. Using scan tool (M.U.T.-III), check the diagnostic trouble code.
Check if DTC is set in the camera-ECU.
Is the DTC set?
Diagnose the camera-ECU (Refer to ).
Go to Step 2.
STEP 2. Check of open circuit in VNV, VRV, VSV or VYV line between camera connector and camera-ECU connector.
Check the signal wires to a defective camera.
Check of open circuit in VNV line between front-view camera connector and camera-ECU connector.
Check of open circuit in VRV line between rear-view camera connector and camera-ECU connector.
Check of open circuit in VSV line between side-view camera (LH) connector and camera-ECU connector.
Check of open circuit in VYV line between side-view camera (RH) connector and camera-ECU connector.
Is the check result normal?
Go to Step 3.
Repair the connector(s) or wiring harness.
STEP 3. Retest the system.
Is the check result normal?
: The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction ).