Hyundai Sonata: Hands Free Switch. Repair procedures - Hands Free System - Body Electrical SystemHyundai Sonata: Hands Free Switch. Repair procedures

Inspection

1.
Check the hands free remote control switch for resistance between No.3 and No.4 terminals in each switch position.

Switch
 Connector terminal
 Resistance (±5%)
 Output voltage (±0.22V)
Send
 3 - 4 (RH)
 40.91 kΩ
 4.48 V
End of call
 3 - 4 (RH)
 18.91 kΩ
 4.0 V
Voice
 3 - 4 (RH)
 10.71 kΩ
 3.5 V

2.
In case of LH, check the hands free remote control switch for resistance between No.3 and No.4 terminals in each switch position.

Switch
 Connector terminal
 Resistance (±5%)
 Output voltage (±0.22V)
Send
 3 - 4 (LH)
 40.91 kΩ
 4.48 V
End of call
 3 - 4 (LH)
 18.91 kΩ
 4.0 V
Voice
 3 - 4 (LH)
 10.71 kΩ
 3.5 V


Removal

1.
Disconnect the negative (-) battery terminal.
2.
Remove the driver airbag module.
(Refer to the RT group)
3.
Remove the steering wheel.
(Refer to the ST group - "Steering column & shaft")
4.
Remove the steering wheel cover (A) after loosening the screws.
5.
Remove the steering wheel remote control switch connector (A) after loosening the mounting screws.

Installation

1.
Reassemble the steering wheel remote control switch after connecting the connector.
2.
Reassemble the steering wheel.
3.
Reassemble the driver airbag module.
Make sure the hands free remote control switch and the airbag module connectors are plugged in properly.

    Hands Free Mic. Repair procedures
    Inspection 1. Disconnect the negative(-) battery terminal. 2. Remove the roof trim. (Refer to the BD group - "Roof trim") ...

    See also:

    Closing the hood
    1. Before closing the hood, check the following: All filler caps in engine compartment must be correctly installed. Gloves, rags or any other combustible material must be removed from the eng ...

    Summer tires
    HYUNDAI specifies summer tires on some models to provide superior performance on dry roads. Summer tire performance is substantially reduced in snow and ice. Summer tires do not have the tire trac ...

    Driver Airbag (DAB) Module and Clock Spring. Components and Components Location
    Components 1. Driver Airbag (DAB) 2. Steering Wheel 3. Clock Spring ...