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DTC B254E: Camera ECU output pictures fault
 
 
 
 
TROUBLE JUDGMENT
When the camera-ECU detects an unfeasible image signal for 5 seconds, DTC No. B254E will be set.
 
 
TROUBLESHOOTING HINTS
  • The camera-ECU may be defective
 
 
DIAGNOSIS
STEP 1. Check the multivision display operation.
Check if the multivision display normally and the sound is output.
Is the check result normal?
Go to Step 2.
Troubleshoot the smartphone link display audio (Refer to ).
 
STEP 2. Check of short to power supply, short to ground, and open circuit in VOUT line between camera-ECU connector and multivision display connector.
Is the check result normal?
Go to Step 3.
Repair the connector(s) or wiring harness.
 
STEP 3. Recheck for diagnostic trouble code.
Check again if the DTC is set in the camera-ECU.
(1) Erase the DTC.
(2) Turn the ignition switch from the "LOCK" (OFF) position to the "ON" position.
(3) Check if DTC is set.
Is the DTC set?
Replace the camera-ECU (Refer to ).
The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction ).