DTC B280A: VDC Echo Back Disagreement

DTC detecting condition:

Detected when error occurs in the VDC.

Trouble symptom:

All functions of EyeSight system do not operate.

NOTE:

When VDC data not received and VDC abnormal or VDC echo back disagreement are occurring simultaneously
Perform diagnosis for VDC data not received first. Ref. to EYESIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE
When VDC data not received and VDC abnormal or VDC echo back disagreement are not occurring simultaneously
Check the VDC. Ref. to BRAKE CONTROL (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE>PROCEDURE