Lane Departure Warning Off Indicator Light Does Not Go Off/Lane Departure Warning Off Indicator Light Illuminates Automatically

Interview the customer to check if it occurs when the engine is started.

Does it occur when starting the engine?

Yes  : This is normal. (Light illumination for a while after the engine start is normal.)

No  : Go to  2 .

Check for the presence of the temporary stop codes. Ref. to EYESIGHT (DIAGNOSTICS)>EYESIGHT HALT CODE .

Is a temporary stop code displayed?

Yes  : Check EyeSight temporary stop code. Ref. to EYESIGHT (DIAGNOSTICS)>EYESIGHT HALT CODE .

No  : Go to  3 .

Check the lane departure warning OFF switch. Ref. to EYESIGHT (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B28B7: LDP OFF SWITCH .

Is the check result OK?

Yes  : Replace the stereo camera. Ref. to EYESIGHT>STEREO CAMERA .

No  : Replace the lane departure warning OFF switch. Ref. to EYESIGHT>SWITCHES AND HARNESS .