Wiring Diagram SKODA SUPERB II 2013 - Multimedia system control unit - data bus diagnostic interface
| J503 | Control unit with display for radio and navigation system |
| J519 | Vehicle voltage control unit |
| J533 | Data bus diagnostic interface |
| J650 | Multimedia system control unit |
| R | Radio |
| R41 | CD changer |
| T12j | 12-pin connector, at CD changer |
| T12k | 12-pin connector, at radio (blue) |
| T12l | 12-pin connector, on control unit with display for radio and navigation system (blue) |
| T12p | 12-pin connector, at multimedia system control unit |
| T20c | 20-pin connector, at data bus diagnostic interface |
| 477 | Earth connection (audio), in main wiring harness |
| 482 | Earth connection 2 (audio), in main wiring harness |
| 687 | Earth point 1 on the middle tunnel |
| A46 | Positive connection (30, from radio) in dash panel wiring harness |
| B415 | Connection 1 (Infotainment CAN bus, High) in main wiring harness |
| B421 | Connection 1 (Infotainment CAN bus, Low) in main wiring harness |
| * | only for vehicles with CD changer |
Wiring Diagram SKODA SUPERB II 2013 - Multimedia system control unit - connection for external audio sources
| J519 | Vehicle voltage control unit |
| J650 | Multimedia system control unit |
| R199 | Connection for external audio sources |
| T4az | 4-pin connector, at connection for external audio sources |
| T12p | 12-pin connector, at multimedia system control unit |
| T30a | 30-pin connector, pre-installation of connector socket for MEDIA-IN |
| 387 | Earth connection 22 in main wiring harness |
| * | Optional equipement |
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