Subaru Crosstrek Service Manual: Dtc b28a3 eyesight communication(meter)

Detected when the combination meter detects the malfunction of stereo camera.

DTC DETECTING CONDITION:

• Defective CAN system

• Defective combination meter

• Defective stereo camera

• All functions of EyeSight system do not operate.

• EyeSight warning light illuminates.

1.CHECK LAN SYSTEM.

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

Is the DTC displayed in the LAN system?

Perform the diagnosis according to DTC.

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B28A3 EyeSight COMMUNICATION(METER)">Go to Step 2.

2.CHECK COMBINATION METER.

Check the combination meter. Basic Diagnostic Procedure > PROCEDURE">

Is combination meter OK?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B28A3 EyeSight COMMUNICATION(METER)">Go to Step 3.

Perform the diagnosis for combination meter.

3.CHECK CONNECTOR.

Check the combination meter connector and the stereo camera connector.

Is the connector OK?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B28A3 EyeSight COMMUNICATION(METER)">Go to Step 4.

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 B28A3 EyeSight COMMUNICATION(METER)">Go to Step 5.

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.

Dtc b28a2 eyesight communication(vdc)

Dtc b28a5 engine torque limiter control prohibit

Other materials:

Dtc b1433 ambient temperature sensor circuit short-circuit (air-conditioner)
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC B1433 AMBIENT TEMPERATURE SENSOR CIRCUIT SHORT-CIRCUIT (AIR-CONDITIONER)DTC detecting condition:Ambient sensor circuit is shorted.Trouble symptom:Ambient temperature is falsely recognized, and the co ...

Preparing to drive
Before operating the Subaru Ascent, it is essential to carry out a series of routine checks and adjustments each day. These simple steps help ensure safety, reliability, and optimal performance while driving. 1. Inspect all windows, mirrors, and exterior lights of the Subaru Ascent to confirm ...

Rear gate - if the rear gate cannot be opened
If the rear gate of your Subaru Ascent cannot be opened using the standard external button, it is possible to unlock it manually from inside the cargo area as an emergency measure. 1. Carefully remove the access panel located at the lower center of the rear gate trim. Use a flat-head scre ...