| SONATA(YF) >2012 > G 2.4 GDI > Body Electrical System > Audio > Audio Remote Control>Repair procedures |

Inspection

1. | Check the audio remote control switch for resistance between No.3 and No.5 terminals in each switch position.

Switch | Connector terminal | Resistance (±5%) | Output voltage (±0.22V)
Volume down | 3 - 5 (LH) | 6.81 kΩ | 3.0 V
Volume up | 3 - 5 (LH) | 4.61 kΩ | 2.5 V
Mode | 3 - 5 (LH) | 2.11 kΩ | 1.5 V
Seek down | 3 - 5 (LH) | 1.11 kΩ | 1.0 V
Seek up | 3 - 5 (LH) | 430 Ω | 0.5 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 audio remote control switch and the airbag module connectors are plugged in properly.