Structure and inner electrical connection
The high version exterior mirrors are connected to the driver's door switch block via LIN bus.
The according signal lines are connected in the basic version.
NOTE:
Observe the diagnosis wiring diagram!
The following graphic shows an example of an exterior mirror connected via LIN bus.
The electronic component in the exterior mirror activates all drives. The request for mirror adjustment is sent to the electronic component via the LIN bus.
| Item | Explanation |
|---|---|
| 1 | Exterior mirrors |
| 2 | Electronic component |
| 3 | Electrochromic outside mirror |
| 4 | Adjustment drive horizontal |
| 5 | Adjustment drive vertical |
| 6 | Mirror fold-in drive |
| 7 | Mirror heating |
| 8 | Turn indicator |
The following graphic shows an example of an exterior mirror connected via signal lines.
The switch block in the driver's door activates the adjustment drive directly.
| Item | Explanation |
|---|---|
| 1 | Adjustment drive vertical |
| 2 | Adjustment drive horizontal |
| 3 | Mirror heating |
| 4 | Turn indicator |
PIN ASSIGNMENT SPECIFICATION
| Pin | Explanation |
|---|---|
| Terminal 30B | Terminal 30B basic operation, voltage supply |
| Kl. 31L | Terminal 31L, load earth |
| LIN | LIN bus |
| SIG | Actuating wire of turn indicator |
| SIG2 | Mirror heating actuating wire |
| SIG3 | Actuating wire of exterior mirror horizontal adjustment |
| SIG4 | Actuating wire of exterior mirror vertical adjustment |