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Wiring Diagram VW JETTA NF 2017 - Starter - Ignition/starter switch - Terminal 50 voltage supply relay - Fuse 2 in fuse holder A
| B | Starter |
| D | Ignition/starter switch |
| J682 | Terminal 50 voltage supply relay |
| SA2 | Fuse 2 in fuse holder A |
| SC19 | Fuse 19 on fuse holder C |
| T7 | 7-pin connector |
| B165 | Positive connection 2 (15), in interior wiring harness |
| B169 | Positive connection 1 (30), in interior wiring harness |
| B170 | Positive connection 2 (30), in interior wiring harness |
| B171 | Positive connection 3 (30), in interior wiring harness |
| B188 | Positive connection 5 (30), in interior wiring harness |
| B239 | Positive connection 1 (50), in interior wiring harness |
| * | Only models with automatic gearbox |
| *2 | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - X-contact relief relay - Terminal 30 voltage supply relay - Engine control unit
| J59 | X-contact relief relay |
| J317 | Terminal 30 voltage supply relay |
| J623 | Engine control unit |
| SA6 | Fuse 6 in fuse holder A |
| SC20 | Fuse 20 on fuse holder C |
| T121 | 121-pin connector |
| A33 | Connection (75), in dash panel wiring harness |
| A34 | Connection (75x), in dash panel wiring harness |
| B146 | Positive connection 1 (87), in interior wiring harness |
| B172 | Positive connection 4 (30), in interior wiring harness |
Wiring Diagram VW JETTA NF 2017 - Light switch - Light switch illumination bulb
| E1 | Light switch |
| L9 | Light switch illumination bulb |
| SC7 | Fuse 7 on fuse holder C |
| SC18 | Fuse 18 on fuse holder C |
| SC34 | Fuse 34 on fuse holder C |
| SC37 | Fuse 37 on fuse holder C |
| T17 | 17-pin connector |
| 366 | Earth connection 1, in main wiring harness |
| A19 | Connection (58d), in dash panel wiring harness |
| B338 | Connection 1 (56), in main wiring harness |
| B538 | Connection 29, in main wiring harness |
| * | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Turn signal switch - Headlight dipper and flasher switch
| E2 | Turn signal switch |
| E4 | Headlight dipper and flasher switch |
| SC38 | Fuse 38 on fuse holder C |
| SC49 | Fuse 49 on fuse holder C |
| T16x | 16-pin connector |
| 234 | Earth connection in steering column switch wiring harness |
| A19 | Connection (58d), in dash panel wiring harness |
| B1 | Connection (56b), in steering column switch wiring harness |
Wiring Diagram VW JETTA NF 2017 - Headlight range control regulator - Headlight range control regulator illumination bulb - Front left headlight
| E102 | Headlight range control regulator |
| L54 | Headlight range control regulator illumination bulb |
| MX1 | Front left headlight |
| SC11 | Fuse 11 on fuse holder C |
| T8y | 8-pin connector |
| T10c | 10-pin connector |
| V48 | Left headlight range control motor |
| 80 | Earth connection 1, in dash panel wiring harness |
| A114 | Connection (headlight range control), in dash panel wiring harness |
| B149 | Positive connection 2 (15a), in interior wiring harness |
| W38 | Connection (58d), in floor wiring harness |
| * | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Left headlight twin filament bulb - Left side light bulb - Front left headlight - Front left turn signal bulb
| L1 | Left headlight twin filament bulb |
| M1 | Left side light bulb |
| MX1 | Front left headlight |
| M5 | Front left turn signal bulb |
| SC1 | Fuse 1 on fuse holder C |
| SC44 | Fuse 44 on fuse holder C |
| T10c | 10-pin connector |
| 201 | Earth connection 5, in engine compartment wiring harness |
| 671 | Earth point 1, on front of left longitudinal member |
| B144 | Positive connection (58L), in interior wiring harness |
| B630 | Positive connection (left turn signal bulb), in main wiring harness |
| C70 | Connection (56al), in front wiring harness |
| * | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Left turn signal repeater bulb - Right turn signal repeater bulb
| M18 | Left turn signal repeater bulb |
| M19 | Right turn signal repeater bulb |
| T2aa | 2-pin connector |
| T2ab | 2-pin connector |
| 44 | Earth point, lower part of left A-pillar |
| 209 | Earth connection 6, in engine compartment wiring harness |
| 367 | Earth connection 2, in main wiring harness |
| 605 | Earth point, on top end of steering column |
Wiring Diagram VW JETTA NF 2017 - Right headlight twin filament bulb - Front right headlight - Right side light bulb - Front right turn signal bulb
| L2 | Right headlight twin filament bulb |
| MX2 | Front right headlight |
| M3 | Right side light bulb |
| M7 | Front right turn signal bulb |
| SC8 | Fuse 8 on fuse holder C |
| SC39 | Fuse 39 on fuse holder C |
| T10d | 10-pin connector |
| V49 | Right headlight range control motor |
| 13 | Earth point, on right in engine compartment |
| 317 | Earth connection 7, in engine compartment wiring harness |
| B143 | Positive connection (58R), in interior wiring harness |
| B361 | Positive connection 12 (87a) in main wiring harness |
| * | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Rear left fog light bulb - Left tail light - Left tail light 2 - Rear left turn signal bulb - Left reversing light bulb - Left brake and tail light bulb - Left tail light bulb 2
| L46 | Rear left fog light bulb |
| MX3 | Left tail light |
| MX5 | Left tail light 2 |
| M6 | Rear left turn signal bulb |
| M16 | Left reversing light bulb |
| M21 | Left brake and tail light bulb |
| M49 | Left tail light bulb 2 |
| T4v | 4-pin connector |
| T4x | 4-pin connector |
| 50 | Earth point, on left in luggage compartment |
| 377 | Earth connection 12, in main wiring harness |
| B448 | Connection (rear fog light), in main wiring harness |
| * | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Right tail light - Right tail light 2 - Rear right turn signal bulb - Right reversing light bulb - Right brake and tail light bulb - Right tail light bulb 2
| MX4 | Right tail light |
| MX6 | Right tail light 2 |
| M8 | Rear right turn signal bulb |
| M17 | Right reversing light bulb |
| M22 | Right brake and tail light bulb |
| M50 | Right tail light bulb 2 |
| T4vw | 4-pin connector |
| T4z | 4-pin connector |
Wiring Diagram VW JETTA NF 2017 - High-level brake light bulb - Front interior light - Number plate light
| M25 | High-level brake light bulb |
| SC21 | Fuse 21 on fuse holder C |
| T2dx | 2-pin connector |
| T2fa | 2-pin connector |
| T3h | 3-pin connector |
| WX1 | Front interior light |
| X | Number plate light |
| 376 | Earth connection 11, in main wiring harness |
| B335 | Connection 1 (54), in main wiring harness |
| * | Up to July 2014 |
| *2 | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Brake light switch - Reversing light switch - Brake pedal switch - Heated rear window
| F | Brake light switch |
| F4 | Reversing light switch |
| F47 | Brake pedal switch |
| SC13 | Fuse 13 on fuse holder C |
| SC33 | Fuse 33 on fuse holder C |
| T2f | 2-pin connector |
| T4f | 4-pin connector |
| Z1 | Heated rear window |
| 417 | Earth connection 9, in engine compartment wiring harness |
| 641 | Earth point 3, left in engine compartment |
| B182 | Connection (RL), in interior wiring harness |
| B350 | Positive connection 1 (87a) in main wiring harness |
| B633 | Connection (brake pedal switch), in main wiring harness |
| * | Only models with manual gearbox |
| *2 | According to equipment |
| *3 | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Airbag coil connector and return ring with slip ring - Horn plate - Cigarette lighter
| F138 | Airbag coil connector and return ring with slip ring |
| H | Horn plate |
| SC42 | Fuse 42 on fuse holder C |
| T3ad | 3-pin connector |
| T12 | 12-pin connector |
| T16y | 16-pin connector |
| U1 | Cigarette lighter |
| 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 |
Wiring Diagram VW JETTA NF 2017 - Treble horn - Bass horn - Wiper motor control unit - Washer pump
| H2 | Treble horn |
| H7 | Bass horn |
| J400 | Wiper motor control unit |
| T2 | 2-pin connector |
| T2c | 2-pin connector |
| T2er | 2-pin connector |
| T4i | 4-pin connector |
| V5 | Washer pump |
| A156 | Connection (53c), in dash panel wiring harness |
| B430 | Connection (fanfare), in main wiring harness |
| * | Only models with dual tone horn |
| *2 | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Intermittent wiper regulator - Washer pump switch (automatic wash/wipe and headlight washer system) - Multifunction display call-up button - Multifunction display memory switch
| EX20 | Right steering column switch |
| E38 | Intermittent wiper regulator |
| E44 | Washer pump switch (automatic wash/wipe and headlight washer system) |
| E86 | Multifunction display call-up button |
| E109 | Multifunction display memory switch |
| SC2 | Fuse 2 on fuse holder C |
| SC23 | Fuse 23 on fuse holder C |
| T10z | 10-pin connector |
| * | According to equipment |
| *2 | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Onboard supply control unit - Rear lid central locking motor
| J519 | Onboard supply control unit |
| T2x | 2-pin connector |
| T73 | 73-pin connector |
| V53 | Rear lid central locking motor |
| 370 | Earth connection 5, in main wiring harness |
Wiring Diagram VW JETTA NF 2017 - Onboard supply control unit
| J519 | Onboard supply control unit |
| SC48 | Fuse 48 on fuse holder C |
| T73 | 73-pin connector |
| B500 | Connection (86s), in interior wiring harness |
Wiring Diagram VW JETTA NF 2017 - Onboard supply control unit
| J519 | Onboard supply control unit |
| T73 | 73-pin connector |
| * | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2017 - Hazard warning light switch - Onboard supply control unit - Diagnostic connection
| E3 | Hazard warning light switch |
| J519 | Onboard supply control unit |
| SC36 | Fuse 36 on fuse holder C |
| T6c | 6-pin connector |
| T16 | 16-pin connector |
| T73 | 73-pin connector |
| U31 | Diagnostic connection |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
Wiring Diagram VW JETTA NF 2017 - Immobiliser reader coil - Handbrake warning switch - Brake fluid level warning contact - Multifunction indicator - Control unit in dash panel insert
| D2 | Immobiliser reader coil |
| F9 | Handbrake warning switch |
| F34 | Brake fluid level warning contact |
| J119 | Multifunction indicator |
| J285 | Control unit in dash panel insert |
| J362 | Immobiliser control unit |
| SC6 | Fuse 6 on fuse holder C |
| T2de | 2-pin connector |
| T2e | 2-pin connector |
| T2fi | 2-pin connector |
| T32 | 32-pin connector |
| B278 | Positive connection 2 (15a) in main wiring harness |
| * | According to equipment |
Wiring Diagram VW JETTA NF 2017 - Ambient temperature sensor - Buzzer and gong - Control unit in dash panel insert
| G17 | Ambient temperature sensor |
| H3 | Buzzer and gong |
| J285 | Control unit in dash panel insert |
| K1 | Main beam warning lamp |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp |
| K13 | Rear fog light warning lamp |
| K28 | Coolant temperature and coolant shortage warning lamp |
| K75 | Airbag warning lamp |
| K83 | Exhaust emissions warning lamp |
| K118 | Brake system warning lamp |
| K169 | Selector lever lock warning lamp |
| T2fm | 2-pin connector |
| T32 | 32-pin connector |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
Wiring Diagram VW JETTA NF 2017 - Fuel gauge - Rev. counter - Speedometer - Control unit in dash panel insert - Digital clock - Trip counter - Selector lever position display
| G1 | Fuel gauge |
| G5 | Rev. counter |
| G21 | Speedometer |
| J285 | Control unit in dash panel insert |
| K65 | Left turn signal warning lamp |
| K155 | ESP and TCS warning lamp |
| Y2 | Digital clock |
| Y4 | Trip counter |
| Y6 | Selector lever position display |
Wiring Diagram VW JETTA NF 2017 - Control unit in dash panel insert
| E92 | Reset button |
| E124 | Clock setting button |
| J285 | Control unit in dash panel insert |
| K19 | Seat belt warning system warning lamp |
| K31 | Cruise control system warning lamp |
| K47 | ABS warning lamp |
| K94 | Right turn signal warning lamp |
| K105 | Reserve fuel warning lamp |
| K127 | Rear lid open warning lamp |
| K132 | Electronic power control fault lamp |
| K161 | Electromechanical power steering warning lamp |
| K166 | Door open warning lamp |
| L10 | Dash panel insert illumination bulb |