Schematic Circuit Diagram for the Voice Activation System with TCU
INDEX REFERENCE CHART
| Index | Explanation |
|---|---|
| 1 | Central gateway module (ZGM) |
| 2 | Central information display (CID) |
| 3 | Car Information Computer (CIC) |
| 4 | Fuse in the junction box |
| 5 | Controller (CON) |
| 6 | Baseplate with snap-in adapter |
| 7 | Roof antenna |
| 8 | Fuse in fuse carrier at rear |
| 9 | Telematics control unit (TCU) |
| 10 | Bluetooth antenna |
| 11 | Microphone (driver's side) |
| 12 | Steering column switch cluster (SZL) |
MOST signals at TCU
MOST SIGNAL FUNCTIONAL CHART
| In/Out | Signal | Source/sink | Function |
|---|---|---|---|
| Out | Control signals | MOST control units | Controlled systems |
| Out | Control signals | CIC | Display control of the CIC |
| Out | Audio signals | CIC | Answer, voice input |