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HANDS FREE-ECU CHASSIS ELECTRICAL 54A-403 The voice recognition operation cannot be performed.
The communication voice cannot be heard by the other party. A call cannot be received when the pick-up switch (Steering wheel voice control switch) is pressed.
The voice information cannot be output from the speaker. Voice guide "Unable to obtain vehicle speed. Please try again or contact your dealer for service" is STANDARD FLOW OF DIAGNOSTIC M1540203800583 Refer to GROUP 00 − Troubleshooting contents . DIAGNOSIS MODE <USING RADIO AND CD PLAYER> M1544404800388 Enter the diagnosis mode according to the following 1. Turn the Ignition switch to the "ACC" or "ON" position and switch off the radio and CD player. Cause SOLUTION During the conversation, the During the conversation, press the speech switch and set to mute off by The hands free ECU cannot Minimize the noise by turning off the A/C, closing the window, and stopping The microphone unit , or the The microphone unit may have a problem. Perform Inspection Procedure 3: ). The connection with the microphone unit can be checked by the microphone check result on the <vehicles with radio and CD player> or <vehicles with MMCS>). The speech switch, or the If the voice information is not output when the speech switch is operated, the Cause SOLUTION The Bluetooth ® connection is not made between the Connect the cellular phone to the hands free ECU via Bluetooth ®. The pick-up switch (Steering If the voice information is not output when the speech switch is operated, the Cause SOLUTION The hands free ECU cannot If the vehicle speed signal the hands free ECU receives has a problem, the |