Wiring Diagram VW JETTA NF 2013 - Light switch - Terminal 75x voltage supply relay - Fuse 3 on fuse holder B
| A | Battery |
| D | Ignition/starter switch |
| E1 | Light switch |
| J519 | Onboard supply control unit |
| J694 | Terminal 75x voltage supply relay |
| SB3 | Fuse 3 on fuse holder B |
| SC7 | Fuse 7 on fuse holder C |
| SC43 | Fuse 43 on fuse holder C |
| T2p | 2-pin connector |
| T7 | 7-pin connector |
| T17 | 17-pin connector |
| T73b | 73-pin connector |
| 234 | Earth connection in steering column switch wiring harness |
| 366 | Earth connection 1, in main wiring harness |
| 367 | Earth connection 2, in main wiring harness |
| 605 | Earth point, on top end of steering column |
| A33 | Connection (75), in dash panel wiring harness |
| B349 | Connection 2 (75a), in main wiring harness |
| B538 | Connection 29, in main wiring harness |
| * | Cross section depends on equipment |
| *2 | From July 2014 |
Wiring Diagram VW JETTA NF 2013 - Heated driver seat regulator - Heated front seats control unit
| E94 | Heated driver seat regulator |
| J519 | Onboard supply control unit |
| J774 | Heated front seats control unit |
| K59 | Heated driver seat warning lamp |
| K137 | Heated driver seat stage 2 warning lamp |
| L76 | Button illumination bulb |
| T6g | 6-pin connector |
| T16c | 16-pin connector |
| T73a | 73-pin connector |
| B349 | Connection 2 (75a), in main wiring harness |
| * | Cross section depends on equipment |
| *2 | From July 2014 |
Wiring Diagram VW JETTA NF 2013 - Heated front passenger seat regulator - Heated front seats control unit
| E95 | Heated front passenger seat regulator |
| J774 | Heated front seats control unit |
| K68 | Heated front passenger seat warning lamp |
| K138 | Heated front passenger seat stage 2 warning lamp |
| L76 | Button illumination bulb |
| T6h | 6-pin connector |
| T16c | 16-pin connector |
| 43 | Earth point, lower part of right A-pillar |
| 199 | Earth connection 3, in dash panel wiring harness |
| 371 | Earth connection 6, in main wiring harness |
| A19 | Connection (58d), in dash panel wiring harness |
| * | From July 2014 |
Wiring Diagram VW JETTA NF 2013 - Heated front seats control unit - Heated seat cushion for driver seat - Heated backrest for driver seat - Heated seat cushion for front passenger seat - Heated backrest for front passenger seat
| J774 | Heated front seats control unit |
| T2ax | 2-pin connector |
| T2ay | 2-pin connector |
| T2p | 2-pin connector |
| T2u | 2-pin connector |
| T16c | 16-pin connector |
| Z6 | Heated seat cushion for driver seat |
| Z7 | Heated backrest for driver seat |
| Z8 | Heated seat cushion for front passenger seat |
| Z9 | Heated backrest for front passenger seat |
| 44 | Earth point, lower part of left A-pillar |
| 96 | Earth connection 1, in seat heating wiring harness |
| 110 | Earth connection 2, in dash panel wiring harness |
| 136 | Earth connection 2, in seat heating wiring harness |
| 387 | Earth connection 22, in main wiring harness |
| O12 | Connection 1, in seat heating wiring harness |
| O13 | Connection 2, in seat heating wiring harness |
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