Honda Civic manuals

Subaru Legacy Service Manual: Dtc b28a2 eyesight communication(vdc)

Detected when the VDC control module (VDCCM) detects the malfunction of stereo camera.

DTC DETECTING CONDITION:

Defective CAN system

Defective VDC control module (VDCCM)

Defective stereo camera

TROUBLE SYMPTOM:

All functions of EyeSight system do not operate.

EyeSight warning light illuminates.

STEPCHECKYESNO

1.CHECK LAN SYSTEM.

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE

Is DTC displayed-

Perform the diagnosis according to DTC.

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B28A2 EyeSight COMMUNICATION(VDC)

2.CHECK VDC.

Perform the diagnosis for VDC. Basic Diagnostic Procedure > PROCEDURE

Is DTC displayed-

Perform the diagnosis according to DTC.

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B28A2 EyeSight COMMUNICATION(VDC)

3.CHECK CONNECTOR.

Check the VDC connector and the stereo camera connector.

Is the connector OK-

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B28A2 EyeSight COMMUNICATION(VDC)

Repair or replace the connector.

4.CHECK STEREO CAMERA.

Read the DTC. Diagnostic Code(s) Display

Is another DTC displayed-

Perform the diagnosis according to DTC.

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B28A2 EyeSight COMMUNICATION(VDC)

5.CHECK STEREO CAMERA.

1) Clear the memory. Clear Memory Mode

2) Read the DTC. Diagnostic Code(s) Display

Is the same DTC displayed-

Replace the stereo camera. Stereo Camera > REMOVAL

Even if DTC is displayed, the circuit has returned to a normal condition at this time. Reproduce the failure, and then perform the diagnosis again.

NOTE:

In this case, temporary poor contact of connector, or temporary open or short circuit of harness may be the cause.

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