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:

    Auto up/down window
    Pressing or pulling up the power window switch momentarily to the second detent position (6) completely lowers or lifts the window even when the switch is released. To stop the window at the des ...

    Before entering vehicle
    Be sure that all windows, outside mirror( s), and outside lights are clean. Check the condition of the tires. Check under the vehicle for any sign of leaks. Be sure there are no obstacles beh ...

    Repair procedures
    On-vehicle Inspection Spark Test 1. Disconnect the ignition coil connectors (A). 2. Remove the ignition coils (A). ...