Wiring Diagram VW JETTA NF 2013 - Battery - Alternator - Voltage regulator - Onboard supply control unit - Fuse 1 in fuse holder A - Fuse 2 in fuse holder A - Fuse 5 in fuse holder A
A | Battery |
C | Alternator |
C1 | Voltage regulator |
J519 | Onboard supply control unit |
SA | Fuse holder A |
SA1 | Fuse 1 in fuse holder A |
SA2 | Fuse 2 in fuse holder A |
SA5 | Fuse 5 in fuse holder A |
T2ay | 2-pin connector |
T4 | 4-pin connector |
T73 | 73-pin connector |
T73b | 73-pin connector |
12 | Earth point, on left in engine compartment |
652 | Earth point, engine and gearbox earth |
714 | Earth point on right of engine |
* | Only models with "Low" equipment (AW0) |
*2 | Only models with "High" equipment (AW1) |
*3 | Wiring colour depends on equipment |
Wiring Diagram VW JETTA NF 2013 - Starter - Terminal 30 voltage supply relay - Onboard supply control unit - Terminal 50 voltage supply relay
B | Starter |
J317 | Terminal 30 voltage supply relay |
J519 | Onboard supply control unit |
J682 | Terminal 50 voltage supply relay |
T73 | 73-pin connector |
T73a | 73-pin connector |
T73b | 73-pin connector |
44 | Earth point, lower part of left A-pillar |
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 |
B169 | Positive connection 1 (30), in interior wiring harness |
B170 | Positive connection 2 (30), in interior wiring harness |
B239 | Positive connection 1 (50), in interior wiring harness |
B240 | Positive connection 2 (50), in interior wiring harness |
* | Only models with automatic gearbox |
*2 | Only models with "High" equipment (AW1) |
*3 | Only models with "Low" equipment (AW0) |
*4 | Cross section depends on equipment |
*5 | Only models with manual gearbox |
Wiring Diagram VW JETTA NF 2013 - Ignition/starter switch - Cruise control system switch - Onboard supply control unit
D | Ignition/starter switch |
E45 | Cruise control system switch |
J519 | Onboard supply control unit |
T7 | 7-pin connector |
T16x | 16-pin connector |
T73b | 73-pin connector |
A16 | Connection (CCS), in dash panel wiring harness |
A33 | Connection (75), in dash panel wiring harness |
B165 | Positive connection 2 (15), in interior wiring harness |
B171 | Positive connection 3 (30), in interior wiring harness |
B188 | Positive connection 5 (30), in interior wiring harness |
* | Only models with "High" equipment (AW1) |
*2 | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2013 - Onboard supply control unit
J519 | Onboard supply control unit |
T73 | 73-pin connector |
T73a | 73-pin connector |
T73b | 73-pin connector |
* | Only models with "High" equipment (AW1) |
*2 | Only models with "Low" equipment (AW0) |
Wiring Diagram VW JETTA NF 2013 - Fuse holder C - Fuse 30 on fuse holder C - Fuse 32 on fuse holder C - Fuse 33 on fuse holder C
SC | Fuse holder C |
SC28 | Fuse 28 on fuse holder C |
SC30 | Fuse 30 on fuse holder C |
SC31 | Fuse 31 on fuse holder C |
SC32 | Fuse 32 on fuse holder C |
SC33 | Fuse 33 on fuse holder C |
SC41 | Fuse 41 on fuse holder C |
T14a | 14-pin connector |
B146 | Positive connection 1 (87), in interior wiring harness |
* | Cross section depends on equipment |
*2 | Only models with 1.4l engine |
*3 | Only models with "Low" equipment (AW0) |
*4 | Only models with "High" equipment (AW1) |
Wiring Diagram VW JETTA NF 2013 - Fuse holder C - Fuse 3 on fuse holder C - Fuse 20 on fuse holder C - Fuse 24 on fuse holder C - Diagnostic connection
F138 | Airbag coil connector and return ring with slip ring |
SC | Fuse holder C |
SC3 | Fuse 3 on fuse holder C |
SC20 | Fuse 20 on fuse holder C |
SC24 | Fuse 24 on fuse holder C |
SC25 | Fuse 25 on fuse holder C |
T16 | 16-pin connector |
T16y | 16-pin connector |
U31 | Diagnostic connection |
A167 | Positive connection 3 (30a) in dash panel wiring harness |
B172 | Positive connection 4 (30), in interior wiring harness |
B218 | Positive connection 6 (30), in interior wiring harness |
B302 | Positive connection 6 (30), in main wiring harness |
E114 | Connection (air conditioning system, 15a), in dash panel wiring harness |
* | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2013 - Engine control unit - Fuse holder C - Fuse 4 on fuse holder C - Fuse 6 on fuse holder C
J623 | Engine control unit |
SC | Fuse holder C |
SC4 | Fuse 4 on fuse holder C |
SC6 | Fuse 6 on fuse holder C |
T121 | 121-pin connector |
B278 | Positive connection 2 (15a) in main wiring harness |
* | Wiring colour depends on equipment |
*2 | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2013 - Engine control unit - Diagnostic connection
J623 | Engine control unit |
T14a | 14-pin connector |
T16 | 16-pin connector |
T121 | 121-pin connector |
U31 | Diagnostic connection |
85 | Earth connection 1, in engine compartment wiring harness |
368 | Earth connection 3, in main wiring harness |
389 | Earth connection 24, in main wiring harness |
641 | Earth point 3, left in engine compartment |
A76 | Connection (K-diagnosis wire), in dash panel wiring harness |
* | From July 2014 |
Wiring Diagram VW JETTA NF 2013 - Engine control unit - Ignition coil 1 with output stage - Ignition coil 2 with output stage - Ignition coil 3 with output stage - Ignition coil 4 with output stage - Spark plug connector
J623 | Engine control unit |
N70 | Ignition coil 1 with output stage |
N127 | Ignition coil 2 with output stage |
N291 | Ignition coil 3 with output stage |
N292 | Ignition coil 4 with output stage |
P | Spark plug connector |
T121 | 121-pin connector |
15 | Earth point, on cylinder head |
85 | Earth connection 1, in engine compartment wiring harness |
281 | Earth point 1, engine prewiring harness |
D206 | Connection 4 (87a) in engine prewiring harness |
Wiring Diagram VW JETTA NF 2013 - High-pressure sender - Air conditioning system relay - Climatronic control unit - Radiator fan control unit - Air conditioning system control unit - Engine control unit - Radiator fan
G65 | High-pressure sender |
J32 | Air conditioning system relay |
J255 | Climatronic control unit |
J293 | Radiator fan control unit |
J301 | Air conditioning system control unit |
J623 | Engine control unit |
N25 | Air conditioning system magnetic clutch |
T2er | 2-pin connector |
T3 | 3-pin connector |
T3a | 3-pin connector |
T4 | 4-pin connector |
T10 | 10-pin connector |
T10s | 10-pin connector |
T16n | 16-pin connector |
T121 | 121-pin connector |
V7 | Radiator fan |
13 | Earth point, on right in engine compartment |
317 | Earth connection 7, in engine compartment wiring harness |
671 | Earth point 1, on front of left longitudinal member |
* | Only models with manual air conditioning system |
*2 | Only models with Climatronic |
*3 | Cross section depends on equipment |
Wiring Diagram VW JETTA NF 2013 - Hall sender - Throttle valve drive for electric throttle - Throttle valve drive angle sender 1 for electric throttle - Throttle valve drive angle sender 2 for electric throttle - Throttle valve module - Engine control unit
G40 | Hall sender |
G186 | Throttle valve drive for electric throttle |
G187 | Throttle valve drive angle sender 1 for electric throttle |
G188 | Throttle valve drive angle sender 2 for electric throttle |
J338 | Throttle valve module |
J623 | Engine control unit |
T3a | 3-pin connector |
T6 | 6-pin connector |
T121 | 121-pin connector |
D101 | Connection 1 in engine compartment wiring harness |
Wiring Diagram VW JETTA NF 2013 - Knock sensor 1 - Accelerator position sender - Accelerator position sender 2 - Engine control unit - Activated charcoal filter solenoid valve 1 - Camshaft control valve 1
G61 | Knock sensor 1 |
G79 | Accelerator position sender |
G185 | Accelerator position sender 2 |
J623 | Engine control unit |
N80 | Activated charcoal filter solenoid valve 1 |
N205 | Camshaft control valve 1 |
T2d | 2-pin connector |
T2e | 2-pin connector |
T6q | 6-pin connector |
T121 | 121-pin connector |
D80 | Positive connection (87a, for activated charcoal filter system solenoid valve), in engine compartment wiring harness |
* | Only models with 1.6l engine |
*2 | Only models with 1.4l engine |
*3 | Only models with "Low" equipment (AW0) |
Wiring Diagram VW JETTA NF 2013 - Engine speed sender - Coolant temperature sender - Intake manifold pressure sender - Engine control unit
G28 | Engine speed sender |
G42 | Intake air temperature sender |
G62 | Coolant temperature sender |
G71 | Intake manifold pressure sender |
J623 | Engine control unit |
T2b | 2-pin connector |
T3b | 3-pin connector |
T4b | 4-pin connector |
T121 | 121-pin connector |
Wiring Diagram VW JETTA NF 2013 - Fuel gauge sender - Fuel system pressurisation pump - Fuel pump relay - Engine control unit
G | Fuel gauge sender |
G6 | Fuel system pressurisation pump |
J17 | Fuel pump relay |
J623 | Engine control unit |
T5 | 5-pin connector |
T121 | 121-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 |
B156 | Positive connection (30a), in interior wiring harness |
Wiring Diagram VW JETTA NF 2013 - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3 - Injector - cylinder 4
J623 | Engine control unit |
N30 | Injector, cylinder 1 |
N31 | Injector, cylinder 2 |
N32 | Injector, cylinder 3 |
N33 | Injector, cylinder 4 |
T14a | 14-pin connector |
T121 | 121-pin connector |
D95 | Connection (injectors), in engine compartment wiring harness |
Wiring Diagram VW JETTA NF 2013 - Lambda probe - Lambda probe after catalytic converter - Engine control unit
G39 | Lambda probe |
G130 | Lambda probe after catalytic converter |
J623 | Engine control unit |
T4a | 4-pin connector |
T4b | 4-pin connector |
T121 | 121-pin connector |
Z19 | Lambda probe heater |
Z29 | Lambda probe 1 heater after catalytic converter |
D189 | Connection (87a) in engine prewiring harness |
Wiring Diagram VW JETTA NF 2013 - Brake light switch - Clutch pedal switch - Brake pedal switch - Evaporator output temperature sender - Engine control unit
F | Brake light switch |
F36 | Clutch pedal switch |
F47 | Brake pedal switch |
G263 | Evaporator output temperature sender |
J623 | Engine control unit |
T4d | 4-pin connector |
T4f | 4-pin connector |
T121 | 121-pin connector |
417 | Earth connection 9, in engine compartment 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 | Only models with manual air conditioning system |
*3 | Cross section depends on equipment |
*4 | Only models with "High" equipment (AW1) |
*5 | Only models with "Low" equipment (AW0) |
Wiring Diagram VW JETTA NF 2013 - Oil pressure switch - Coolant shortage indicator sender - Buzzer and gong - Control unit in dash panel insert
F1 | Oil pressure switch |
G32 | Coolant shortage indicator sender |
H3 | Buzzer and gong |
J285 | Control unit in dash panel insert |
K2 | Alternator warning lamp |
K3 | Oil pressure warning lamp |
K28 | Coolant temperature and coolant shortage warning lamp |
K31 | Cruise control system warning lamp |
K83 | Exhaust emissions warning lamp |
T1g | Single connector |
T2s | 2-pin connector |
T14a | 14-pin connector |
T32 | 32-pin connector |
410 | Earth connection 1 (sender earth) in main wiring harness |
Wiring Diagram VW JETTA NF 2013 - Fuel gauge - Rev. counter - Speedometer - Multifunction indicator - Control unit in dash panel insert - Trip counter
G1 | Fuel gauge |
G5 | Rev. counter |
G21 | Speedometer |
J119 | Multifunction indicator |
J285 | Control unit in dash panel insert |
K105 | Reserve fuel warning lamp |
K132 | Electronic power control fault lamp |
T32 | 32-pin connector |
Y4 | Trip counter |
B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
* | Only models with "High" equipment (AW1) |
*2 | Only models with "Low" equipment (AW0) |