Hyundai Sonata LF: Blind Spot Detection system / Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Body Electrical System / Blind Spot Detection system / Repair procedures

Diagnosis with GDS

1.	BSD system defects can be quickly diagnosed with the GDS. GDS operates actuator quickly to monitor, input/output value and self diagnosis.

2.	Connect the cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS.

3.	Select the vehicle model and then BSD system.

4.	Select "Input/output Monitoring", if you want to check current data of BSD system.

5.	If you want to check each module operation forcefully, select "Actuation Test".

6.	Ignition "OFF", connect GDS.

7.	Ignition "ON" & Engine "OFF", select BSD system and "BSD Radar Calibration" mode.

The GDS will show the BSD Reset function steps.

(1)	Erase BSD diagnostic codes.

(2)	BSD initialization.

9.	The BSD initialization procedure will be performed.

Description and Operation

Description BSD is a system that uses two magnetic wave radar sensors attached on the rear panel to measure the distance from the following vehicles and provides the sensing and (visual and auditory) alarm of any vehicle coming into the blind spot...

Blind Spot Detection Unit Schematic Diagrams

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Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location

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