SPEECH INPUT CONTROL MODULE FROM 11.03.2008
The voice control system is part of the information electronics control module 1 -J794- (MMI) inside the instrument panel. It cannot be replaced alone.
If it is faulty, then the information electronics control module 1 -J794- must be replaced.
Turn off all electrical consumers.
Remove the key.
If control module is replaced, select "Replacement" function for appropriate control module in "Guided Fault Finding".
Use the Removal and Installation.
Removing
Remove the information electronics control module 1 -J794-. Refer to INFORMATION ELECTRONICS CONTROL MODULE 1 -J794 .
Installing
Install the information electronics control module 1 -J794-. Refer to INFORMATION ELECTRONICS CONTROL MODULE 1 -J794 .
Perform the following function test
Switch on the radio.
Briefly depress PTT button on multifunction steering wheel.
A "Ping" tone sounds, the speech input system is active.
Say "Help".
Since the radio is active, the speech dialog system responds with "Commands for the radio are...".
Depending on the equipment, other functions can be selected
If a telephone is installed, say "telephone".
The speech dialog system switches to the telephone mode.
Press and hold the PPT button for approximately 1 second.
The speech dialog system responds with "Cancel" and is deactivated.