| TUCSON(LM) >2011 > G 2.0 DOHC > Body Electrical System > Audio > Audio Remote Control>Repair procedures |

Inspection
1. | Check for resistance between No.6 and No.7 terminals in each switch position. [Audio System]
Switch | Connector terminal | Resistance (±5%)
Volume down | 6 - 7 | 6.81 kΩ
Volume up | 6 - 7 | 4.61 kΩ
Mute | 6 - 7 | 3.11 kΩ
Mode | 6 - 7 | 2.11 kΩ
Seek down | 6 - 7 | 1.11 kΩ
Seek up | 6 - 7 | 430 Ω
2. | Check for voltage between No.6 and No.7 terminal in each switch position. [Audio System]
Switch | Connector terminal | Output voltage
Volume down | 6 - 7 | 1.95 ± 0.16 V
Volume up | 6 - 7 | 1.63 ± 0.16 V
Mute | 6 - 7 | 1.31 ± 0.16 V
Mode | 6 - 7 | 1.02 ± 0.16 V
Seek down | 6 - 7 | 0.63 ± 0.16 V
Seek up | 6 - 7 | 0.28 ± 0.16 V
Removal
1. | Remove the driver airbag module. (Refer to the RT group - "Airbag module")
2. | Remove the steering wheel. (Refer to the ST group - "Steering column and shaft")
3. | Remove the steering wheel cover (A) after loosening the screws.
4. | Disconnect the audio remote control switch connector (A).
5. | Remove the audio remote control switch (A).
Be careful not to damage the hook when removing the switch.
Installation
1. | Install the audio remote control switch on the steering wheel.
2. | Install the steering wheel.
3. | Reconnect the audio remote control switch connector and airbag connectors.
Make sure that the switch connector is plugged in properly.
4. | Install the driver airbag module.
Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off. Make sure horn button works.