Inspection Procedure 4: Even When The Steering Wheel Voice Control Switch Is Operated, The Conversation Is Not Possible: Function

When the steering wheel voice control switch is operated, the switch signal is transmitted to the radio and CD player < vehicles without MMCS > or multivision display < vehicles with MMCS >. Then, via the CAN communication, the signal is transmitted from the radio and CD player < vehicles without MMCS > or multivision display < vehicles with MMCS > to the hands free module.