Wiring Diagram VW JETTA 2014 - Control unit in dash panel insert - Terminal 30 wiring junction
| A | Battery |
| D | Ignition/starter switch |
| F4 | Reversing light switch |
| G22 | Speedometer sender |
| J59 | X-contact relief relay |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| S7 | Fuse 7 in fuse holder |
| S11 | Fuse 11 in fuse holder |
| S15 | Fuse 15 in fuse holder |
| S176 | Fuse 4 (30), in battery fuse holder |
| S177 | Fuse 5 (30), in battery fuse holder |
| T6ac | 6-pin connector |
| T14a | 14-pin connector |
| TV2 | Terminal 30 wiring junction |
| T8 | 8-pin connector |
| T32 | 32-pin connector |
| A2 | Positive connection (15), in dash panel wiring harness |
| A57 | Positive connection 3 (30), in dash panel wiring harness |
| B163 | Positive connection 1 (15), in interior wiring harness |
| * | From April 2011 |
| *2 | Up to March 2011 |
Wiring Diagram VW JETTA 2014 - Immobiliser reader coil - Fuel gauge - Coolant temperature gauge - Rev. counter - Control unit in dash panel insert - Immobiliser control unit
| D2 | Immobiliser reader coil |
| E1 | Light switch |
| E3 | Hazard warning light switch |
| G | Fuel gauge sender |
| G1 | Fuel gauge |
| G2 | Coolant temperature display sender |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| J104 | ABS control unit |
| J285 | Control unit in dash panel insert |
| J362 | Immobiliser control unit |
| K | Dash panel insert |
| K117 | Immobiliser warning lamp |
| L75 | Digital display illumination bulb |
| T8d | 8-pin connector |
| T14a | 14-pin connector |
| T16 | 16-pin connector |
| T17 | 17-pin connector |
| T32 | 32-pin connector |
| T32a | 32-pin connector |
| T47a | 47-pin connector |
| A4 | Positive connection (58b), in dash panel wiring harness |
| A76 | Connection (K-diagnosis wire), in dash panel wiring harness |
Wiring Diagram VW JETTA 2014 - Speedometer - Control unit in dash panel insert - Trip counter
| G21 | Speedometer |
| G22 | Speedometer sender |
| J217 | Automatic gearbox control unit |
| J220 | Motronic control unit |
| J248 | Diesel direct injection system control unit |
| J285 | Control unit in dash panel insert |
| J623 | Engine control unit |
| K | Dash panel insert |
| R | Radio |
| T8a | 8-pin connector |
| T14a | 14-pin connector |
| T32 | 32-pin connector |
| T32a | 32-pin connector |
| T52 | 52-pin connector |
| T80 | 80-pin connector |
| T121 | 121-pin connector |
| Y4 | Trip counter |
| A27 | Connection (speed signal), in dash panel wiring harness |
| * | Only models with automatic gearbox |
| *2 | Only models with manual gearbox |
Wiring Diagram VW JETTA 2014 - Control unit in dash panel insert - Onboard supply control unit - Data bus diagnostic interface
| J220 | Motronic control unit |
| J248 | Diesel direct injection system control unit |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| J623 | Engine control unit |
| K | Dash panel insert |
| K105 | Reserve fuel warning lamp |
| T32a | 32-pin connector |
| T73b | 73-pin connector |
| T80 | 80-pin connector |
| T121 | 121-pin connector |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
Wiring Diagram VW JETTA 2014 - Control unit in dash panel insert - Onboard supply control unit
| F5 | Luggage compartment light switch |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K166 | Door open warning lamp |
| T5 | 5-pin connector |
| T32 | 32-pin connector |
| T32a | 32-pin connector |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| W3 | Luggage compartment light |
| A126 | Connection (rear lid contact switch), in dash panel wiring harness |
| Q22 | Connection 1, in rear lid wiring harness |
| * | see applicable current flow diagram for convenience system |
Wiring Diagram VW JETTA 2014 - Control unit in dash panel insert - Onboard supply control unit - Digital clock
| C | Alternator |
| E1 | Light switch |
| E2 | Turn signal switch |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K2 | Alternator warning lamp |
| M1 | Left side light bulb |
| M11 | Front side marker light bulb |
| M21 | Left brake and tail light bulb |
| S223 | Fuse 23 in fuse holder |
| T4 | 4-pin connector |
| T4m | 4-pin connector |
| T10b | 10-pin connector |
| T12 | 12-pin connector |
| T17 | 17-pin connector |
| T32 | 32-pin connector |
| T73b | 73-pin connector |
| Y2 | Digital clock |
| A17 | Connection (61), in dash panel wiring harness |
| A43 | Connection (57L), in dash panel wiring harness |
| A84 | Connection (58L), in dash panel wiring harness |
Wiring Diagram VW JETTA 2014 - Control unit in dash panel insert
| E4 | Headlight dipper and flasher switch |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K1 | Main beam warning lamp |
| K32 | Brake pad warning lamp |
| M30 | Left headlight main beam bulb |
| M32 | Right headlight main beam bulb |
| S18 | Fuse 18 in fuse holder |
| S19 | Fuse 19 in fuse holder |
| T10b | 10-pin connector |
| T10c | 10-pin connector |
| T12 | 12-pin connector |
| T32 | 32-pin connector |
| A51 | Connection (56), in dash panel wiring harness |
| B166 | Connection (56a), in interior wiring harness |
Wiring Diagram VW JETTA 2014 - Front left brake pad wear sender - Control unit in dash panel insert
| E1 | Light switch |
| E2 | Turn signal switch |
| G34 | Front left brake pad wear sender |
| H3 | Buzzer and gong |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| M3 | Right side light bulb |
| M11 | Front side marker light bulb |
| M22 | Right brake and tail light bulb |
| S22 | Fuse 22 in fuse holder |
| T2c | 2-pin connector |
| T4n | 4-pin connector |
| T10c | 10-pin connector |
| T12 | 12-pin connector |
| T17 | 17-pin connector |
| T32 | 32-pin connector |
| T32a | 32-pin connector |
| 135 | Earth connection 2, in dash panel wiring harness |
| A44 | Connection (57r), in dash panel wiring harness |
| A85 | Connection (58R), in dash panel wiring harness |
Wiring Diagram VW JETTA 2014 - Coolant shortage indicator sender - Control unit in dash panel insert - Onboard supply control unit
| D | Ignition/starter switch |
| F9 | Handbrake warning switch |
| G32 | Coolant shortage indicator sender |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K14 | Handbrake warning lamp |
| K118 | Brake system warning lamp |
| S10 | Fuse 10 in fuse holder |
| T8 | 8-pin connector |
| T32 | 32-pin connector |
| T32a | 32-pin connector |
| T73a | 73-pin connector |
| 42 | Earth point, next to steering column |
| 49 | Earth point, near ..., near steering column |
| 81 | Earth connection 1, in dash panel wiring harness |
| 135 | Earth connection 2, in dash panel wiring harness |
| 269 | Earth connection (sender earth) 1, in dash panel wiring harness |
| A21 | Connection (86s), in dash panel wiring harness |
Wiring Diagram VW JETTA 2014 - Multifunction display call-up button - Multifunction display memory switch - Oil pressure switch - Ambient temperature sensor - Multifunction indicator - Control unit in dash panel insert
| E86 | Multifunction display call-up button |
| E109 | Multifunction display memory switch |
| F1 | Oil pressure switch |
| G17 | Ambient temperature sensor |
| J119 | Multifunction indicator |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K3 | Oil pressure warning lamp |
| K31 | Cruise control system warning lamp |
| K83 | Exhaust emissions warning lamp |
| K132 | Electronic power control fault lamp |
| T6e | 6-pin connector |
| T14a | 14-pin connector |
| T32 | 32-pin connector |
| T32a | 32-pin connector |
Wiring Diagram VW JETTA 2014 - Brake fluid level warning contact - Control unit in dash panel insert - Front left turn signal bulb - Front right turn signal bulb - Left turn signal repeater bulb - Right turn signal repeater bulb
| F34 | Brake fluid level warning contact |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K37 | Washer fluid level warning lamp |
| K65 | Left turn signal warning lamp |
| K94 | Right turn signal warning lamp |
| M5 | Front left turn signal bulb |
| M7 | Front right turn signal bulb |
| M18 | Left turn signal repeater bulb |
| M19 | Right turn signal repeater bulb |
| T32 | 32-pin connector |
| 119 | Earth connection 1, in headlight wiring harness |
| 120 | Earth connection 2, in headlight wiring harness |
| 642 | Earth point for electronically controlled fan |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| A6 | Positive connection (left turn signal), in dash panel wiring harness |
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