Wiring Diagram SEAT INCA 2002 - Radio - aerial - treble loudspeaker - front left - bass loudspeaker - front left - treble loudspeaker - front right - bass loudspeaker - front right - aerial booster
| E20 | Switches and instruments, lighting control |
| J... | Engine control units |
| R | Radio |
| R11 | Aerial |
| R20 | Treble loudspeaker, front left |
| R21 | Bass loudspeaker, front left |
| R22 | Treble loudspeaker, front right |
| R23 | Bass loudspeaker, front right |
| R24 | Aerial booster |
| T1q | Single connector, brown, behind relay plate |
| T2y | 2-pin connector |
| T2z | 2-pin connector |
| T6j | 6-pin connector, on right A pillar |
| T6k | 6-pin connector, left A pillar |
| TV7 | Terminal 31 junction box |
| 30 | Earth point -1-, next to relay plate |
| A3 | Positive (+) connection (58), in dash panel wiring harness |
| * | Only models without central locking |
| ** | Only models with central locking |
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