Audio Control Switch Inspection
- Disconnect the negative battery cable.
- Remove the driver-side air bag module.(See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION .)
- Disconnect the audio control switch connector.
- Verify the resistance and continuity between the audio control switch terminal c and d.
- If the resistance and continuity are not as indicated in the tables, replace the audio control switch.
R: : Resistance. See the table.
RESISTANCE SPECIFICATIONSwitch position Resistance (ohm) VOL- button ON 51-56 VOL+ button ON 140-154 PRESET+ button ON 286-316 PRESET- button ON 533-590 MODE button ON 984-1,089 VOICE/MUTE button ON 1,934-2,139 OFF 4,794-5,300 - Connect the positive battery to the audio control switch terminal F, the negative battery to the audio control switch terminal E.
- Verify that LED illuminated.
- If there is any malfunction replace the audio control switch.