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Home >> Subaru >> 2021 >> Crosstrek Limited >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> SUBARU Eyesight System (Driver Assist) (Diagnostics) (Except For HEV) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC B28A6: Internal Stereo Camera Communication 1

DTC B28A6: Internal Stereo Camera Communication 1

Detected when communication error occurs inside the stereo camera.

DTC detecting condition: 

Communication error occurs inside the stereo camera.

Trouble symptom: 

All functions of EyeSight system do not operate.

CAUTION: Before performing diagnosis, refer to "CAUTION" in "General Description" Ref. to EYESIGHT (DIAGNOSTICS) (EXCEPT FOR HEV)>GENERAL DESCRIPTION>CAUTION .
  1. CHECK RESTARTING  .
    1. Turn the ignition switch to OFF.
    2. Start the engine.
    3. Read the DTC of [EyeSight] using the Subaru Select Monitor Ref. to EYESIGHT (DIAGNOSTICS) (EXCEPT FOR HEV)>DIAGNOSTIC TROUBLE CODE (DTC) .

    Is DTC B28A6 displayed after restarting the engine?

    (When malfunction is detected after restarting the engine, 0 is registered in IG counter.

    Other values can be regarded as DTCs detected in the past.)

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

    No:  Temporary poor communication have occurred. Using the Subaru Select Monitor, perform the clear memory of [EyeSight] and finish the procedure. Ref. to COMMON (DIAG)>CLEAR MEMORY .