Wiring Diagram VW POLO 2013 - Battery - Fuse holder A

| A | Battery |
| C | Alternator |
| J500 | Power steering control unit |
| SA | Fuse holder A |
| SA1 | Fuse 1 in fuse holder A |
| SA3 | Fuse 3 in fuse holder A |
| SA4 | Fuse 4 in fuse holder A |
| SA5 | Fuse 5 in fuse holder A |
| T2di | 2-pin connector |
| TV2 | Terminal 30 wiring junction |
| A40 | Positive connection 1 (30), in dash panel wiring harness |
| A52 | Positive connection 2 (30), in dash panel wiring harness |
| A57 | Positive connection 3 (30), in dash panel wiring harness |
| B170 | Positive connection 2 (30), in interior wiring harness |
Wiring Diagram VW POLO 2013 - Radiator fan control unit - Fuse holder A - Fuse holder C
| J293 | Radiator fan control unit |
| SA | Fuse holder A |
| SC | Fuse holder C |
| SC1 | Fuse 1 on fuse holder C |
| SC2 | Fuse 2 on fuse holder C |
| SC3 | Fuse 3 on fuse holder C |
| SC4 | Fuse 4 on fuse holder C |
| SC5 | Fuse 5 on fuse holder C |
| SA6 | Fuse 6 in fuse holder A |
| T4ab | 4-pin connector |
| T6ab | 6-pin connector |
| TV2 | Terminal 30 wiring junction |
| TV22 | Terminal 30 wiring junction 2 |
Wiring Diagram VW POLO 2013 - Fuse in relay plate fuse holder
| E107 | Window regulator switch in front passenger door |
| E512 | Operating unit for window regulator in driver door |
| S1 | Fuse in relay plate fuse holder |
| S2 | Fuse in relay plate fuse holder |
| T6ax | 6-pin connector |
| T10j | 10-pin connector |
| T28 | 28-pin connector |
| T28a | 28-pin connector |
| A192 | Positive connection 3 (15a) in dash panel wiring harness |
| R82 | Positive connection 1 (15a), in driver side door wiring harness |
| * | According to equipment |
Wiring Diagram VW POLO 2013 - Fuse holder B
| D | Ignition/starter switch |
| E595 | Steering column combination switch |
| J17 | Fuel pump relay |
| J285 | Control unit in dash panel insert |
| SB | Fuse holder B |
| SB2 | Fuse 2 on fuse holder B |
| SB3 | Fuse 3 on fuse holder B |
| SB6 | Fuse 6 on fuse holder B |
| T6aq | 6-pin connector |
| T8a | 8-pin connector |
| T32 | 32-pin connector |
| T41 | 41-pin connector |
| A15 | Positive connection (15), in instrument wiring harness |
| A32 | Positive connection (30), in dash panel wiring harness |
| A38 | Positive connection 2 (15a) in dash panel wiring harness |
Wiring Diagram VW POLO 2013 - Fuse holder B
| E1 | Light switch |
| E102 | Headlight range control regulator |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| SB | Fuse holder B |
| SB7 | Fuse 7 on fuse holder B |
| SB8 | Fuse 8 on fuse holder B |
| T2c | 2-pin connector |
| T2d | 2-pin connector |
| T2dx | 2-pin connector |
| T2dy | 2-pin connector |
| T2e | 2-pin connector |
| T6aa | 6-pin connector |
| T14 | 14-pin connector |
| T17 | 17-pin connector |
| X4 | Left number plate light |
| X5 | Right number plate light |
| A3 | Positive connection (58), in dash panel wiring harness |
| B169 | Positive connection 1 (30), in interior wiring harness |
| B583 | Positive connection (58), in interior wiring harness |
| D140 | Connection (injectors), in engine prewiring harness |
Wiring Diagram VW POLO 2013 - Onboard supply control unit - Fuse holder B
| G68 | Vehicle speed sender |
| J104 | ABS control unit |
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB9 | Fuse 9 on fuse holder B |
| SB10 | Fuse 10 on fuse holder B |
| SB11 | Fuse 11 on fuse holder B |
| T3aq | 3-pin connector |
| T3ar | 3-pin connector |
| T3au | 3-pin connector |
| T14 | 14-pin connector |
| T38 | 38-pin connector |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| V48 | Left headlight range control motor |
| V49 | Right headlight range control motor |
| B149 | Positive connection 2 (15a), in interior wiring harness |
| B277 | Positive connection 1 (15a) in main wiring harness |
| * | Only models with ABS |
Wiring Diagram VW POLO 2013 - Onboard supply control unit - Fuse holder B
| E43 | Mirror adjustment switch |
| G65 | High-pressure sender |
| J32 | Air conditioning system relay |
| J234 | Airbag control unit |
| J301 | Air conditioning system control unit |
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB12 | Fuse 12 on fuse holder B |
| SB14 | Fuse 14 on fuse holder B |
| SB25 | Fuse 25 on fuse holder B |
| T3ag | 3-pin connector |
| T9l | 9-pin connector |
| T10k | 10-pin connector |
| T16h | 16-pin connector |
| T28a | 28-pin connector |
| T50 | 50-pin connector |
| A2 | Positive connection (15), in dash panel wiring harness |
| A20 | Positive connection (15a), in dash panel wiring harness |
Wiring Diagram VW POLO 2013 - Onboard supply control unit - Fuse holder B
| F4 | Reversing light switch |
| J500 | Power steering control unit |
| J519 | Onboard supply control unit |
| J623 | Engine control unit |
| L46 | Rear left fog light bulb |
| SB | Fuse holder B |
| SB18 | Fuse 18 on fuse holder B |
| SB19 | Fuse 19 on fuse holder B |
| SB20 | Fuse 20 on fuse holder B |
| SB21 | Fuse 21 on fuse holder B |
| SB26 | Fuse 26 on fuse holder B |
| SB27 | Fuse 27 on fuse holder B |
| SB35 | Fuse 35 on fuse holder B |
| T2a | 2-pin connector |
| T4z | 4-pin connector |
| T6x | 6-pin connector |
| T73a | 73-pin connector |
| T80 | 80-pin connector |
| A88 | Connection (RFL), in dash panel wiring harness |
Wiring Diagram VW POLO 2013 - Onboard supply control unit - Fuse holder B
| G209 | Anti-theft alarm ultrasonic sensor |
| H12 | Alarm horn |
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB22 | Fuse 22 on fuse holder B |
| SB23 | Fuse 23 on fuse holder B |
| SB43 | Fuse 43 on fuse holder B |
| SB44 | Fuse 44 on fuse holder B |
| T3ah | 3-pin connector |
| T4aj | 4-pin connector |
| T16b | 16-pin connector |
| T73b | 73-pin connector |
| U31 | Diagnostic connection |
| A66 | Connection (30a, CL/ATA/IR), in dash panel wiring harness |
| B111 | Positive connection 1 (30a), in interior wiring harness |
| B150 | Positive connection 2 (30a), in interior wiring harness |
Wiring Diagram VW POLO 2013 - Onboard supply control unit - Fuse holder B
| J386 | Driver door control unit |
| J387 | Front passenger door control unit |
| J388 | Rear left door control unit |
| J389 | Rear right door control unit |
| J503 | Control unit with display for radio and navigation |
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB45 | Fuse 45 on fuse holder B |
| SB46 | Fuse 46 on fuse holder B |
| SB47 | Fuse 47 on fuse holder B |
| SB48 | Fuse 48 on fuse holder B |
| SB50 | Fuse 50 on fuse holder B |
| SB51 | Fuse 51 on fuse holder B |
| SB52 | Fuse 52 on fuse holder B |
| T8k | 8-pin connector |
| T16g | 16-pin connector |
| T16j | 16-pin connector |
| T16k | 16-pin connector |
| T16l | 16-pin connector |
| T28 | 28-pin connector |
| T28a | 28-pin connector |
| T28b | 28-pin connector |
| T28c | 28-pin connector |
| T73a | 73-pin connector |
| A167 | Positive connection 3 (30a) in dash panel wiring harness |
| B110 | Connection (30, window regulators), in interior wiring harness |
| * | According to equipment |
Wiring Diagram VW POLO 2013 - Onboard supply control unit - Fuse holder B
| J363 | Current supply relay for Simos control unit |
| J519 | Onboard supply control unit |
| L22 | Left fog light bulb |
| L23 | Right fog light bulb |
| N70 | Ignition coil 1 with output stage |
| N127 | Ignition coil 2 with output stage |
| N291 | Ignition coil 3 with output stage |
| SB | Fuse holder B |
| SB53 | Fuse 53 on fuse holder B |
| SB54 | Fuse 54 on fuse holder B |
| SB55 | Fuse 55 on fuse holder B |
| T1al | Single connector |
| T1ar | Single connector |
| T2ew | 2-pin connector |
| T2ex | 2-pin connector |
| T4a | 4-pin connector |
| T4b | 4-pin connector |
| T4c | 4-pin connector |
| T9 | 9-pin connector |
| T14 | 14-pin connector |
| T73b | 73-pin connector |
| A151 | Connection 4 (87) in dash panel wiring harness |
| C21 | Connection (83a), in front fog light wiring harness |
| F2 | Positive connection (87a), in fully electronic ignition wiring harness |
| * | According to equipment |
Wiring Diagram VW POLO 2013 - Fuse holder B
| J331 | Dipped beam relay |
| M1 | Left side light bulb |
| MX3 | Left tail light |
| M3 | Right side light bulb |
| MX4 | Right tail light |
| M29 | Left headlight dipped beam bulb |
| M31 | Right headlight dipped beam bulb |
| SB | Fuse holder B |
| SB39 | Fuse 39 on fuse holder B |
| SB57 | Fuse 57 on fuse holder B |
| SB58 | Fuse 58 on fuse holder B |
| SB59 | Fuse 59 on fuse holder B |
| T2ga | 2-pin connector |
| T2gb | 2-pin connector |
| T3as | 3-pin connector |
| T3at | 3-pin connector |
| T6w | 6-pin connector |
| T6x | 6-pin connector |
| T10b | 10-pin connector |
| A9 | Positive connection (56b), in instruments wiring harness |
| A84 | Connection (58L), in dash panel wiring harness |
| A85 | Connection (58R), in dash panel wiring harness |
| B143 | Positive connection (58R), in interior wiring harness |
| B144 | Positive connection (58L), in interior wiring harness |
Wiring Diagram VW POLO 2013 - Fuse holder B
| E4 | Headlight dipper and flasher switch |
| J17 | Fuel pump relay |
| J643 | Fuel supply relay |
| M30 | Left headlight main beam bulb |
| M32 | Right headlight main beam bulb |
| SB | Fuse holder B |
| SB28 | Fuse 28 on fuse holder B |
| SB34 | Fuse 34 on fuse holder B |
| T3as | 3-pin connector |
| T3at | 3-pin connector |
| T4g | 4-pin connector |
| T4h | 4-pin connector |
| T6aq | 6-pin connector |
| T10b | 10-pin connector |
| T41 | 41-pin connector |
| Z19 | Lambda probe heater |
| Z29 | Lambda probe 1 heater after catalytic converter |
| A99 | Connection 1 (87) in dash panel wiring harness |
| B141 | Positive connection 1 (56a), in interior wiring harness |
| E29 | Connection, in engine wiring harness |
Wiring Diagram VW POLO 2013 - Fuse holder B
| F | Brake light switch |
| G6 | Fuel system pressurisation pump |
| G476 | Clutch position sender |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N80 | Activated charcoal filter solenoid valve 1 |
| SB | Fuse holder B |
| SB30 | Fuse 30 on fuse holder B |
| SB31 | Fuse 31 on fuse holder B |
| SB32 | Fuse 32 on fuse holder B |
| SB33 | Fuse 33 on fuse holder B |
| T2c | 2-pin connector |
| T2d | 2-pin connector |
| T2e | 2-pin connector |
| T2i | 2-pin connector |
| T4e | 4-pin connector |
| T4f | 4-pin connector |
| T5 | 5-pin connector |
| T14 | 14-pin connector |
| A100 | Connection 2 (87) in dash panel wiring harness |
| D140 | Connection (injectors), in engine prewiring harness |
Wiring Diagram VW POLO 2013 - Fuse holder B
| E9 | Fresh air blower switch |
| J59 | X-contact relief relay |
| SB | Fuse holder B |
| SB40 | Fuse 40 on fuse holder B |
| SB41 | Fuse 41 on fuse holder B |
| SB42 | Fuse 42 on fuse holder B |
| T3ad | 3-pin connector |
| T4al | 4-pin connector |
| T5h | 5-pin connector |
| T5i | 5-pin connector |
| T5l | 5-pin connector |
| T6z | 6-pin connector |
| T10c | 10-pin connector |
| U1 | Cigarette lighter |
| V12 | Rear window wiper motor |
| A34 | Connection (75x), in dash panel wiring harness |
VW POLO 2013 Overview of control units
| 1 - | Airbag control unit -J234- |
| q | Connector assignment |
| 2 - | Onboard supply control unit -J519- |
| q | Connector assignment |
| 3 - | Control unit in dash panel insert -J285- |
| q | Connector assignment |
| 4 - | Driver door control unit -J386- |
| q | Connector assignment |
| 5 - | Rear right door control unit -J389- |
| q | Connector assignment |
| q | Connector assignment |
| 7 - | Rear left door control unit -J388- |
| q | Connector assignment |
| 8 - | Front passenger door control unit -J387- |
| q | Connector assignment |
| 9 - | Radio -R- |
| 9 - | Air conditioning system control unit -J301- |
| 11 - | Engine control unit -J623- |
| q | Connector assignment |
| 11 - | Power steering sensor -G250- |
| q | Fitting location: on left in engine compartment, behind battery |
| q | Connector assignment |
| 13 - | Power steering control unit -J500- |
| 14 - | Radiator fan control unit -J293- |
| q | Fitting location from May 2010 |
| 14 - | Automatic glow period control unit -J179- |
| Connector assignment: |
| 1 - | Airbag control unit -J234- |
| 2 - | 50-pin connector -T50- |
| Onboard supply control unit -J519- |
| Fitting location: |
| 1 - | Onboard supply control unit -J519- |
| Connector assignment: |
| A - | 73-pin connector -T73a- |
| B - | 73-pin connector -T73b- |
| Description of signal onboard supply control unit -J519- |
| Connector | Pin | Terminal |
| A | 1 | - |
| A | 2 | - |
| A | 3 | - |
| A | 4 | Interior lighting out put signal, door contact switch |
| A | 5 | - |
| A | 6 | - |
| A | 7 | - |
| A | 8 | - |
| A | 9 | - |
| A | 10 | Rear lid release motor output signal |
| A | 11 | Central locking motor "lock" output signal for all doors |
| A | 12 | Central locking motor output signal for driver's door |
| A | 13 | - |
| A | 14 | Central locking earth input signal (31) |
| A | 15 | Central locking motor output signal for front passenger door and rear doors |
| A | 16 | Central locking supply input signal (30) |
| A | 17 | Central locking lock unit input signal for rear left door |
| A | 18 | Central locking lock unit input signal for rear right door |
| A | 19 | Driver side door contact switch input signal |
| A | 20 | Front passenger side door contact switch input signal |
| A | 21 | Central locking lock unit input signal for front passenger door |
| A | 22 | Central locking lock unit input signal for driver's door |
| A | 23 | Rear lid handle release button input signal |
| A | 24 | Central locking input signal, driver door |
| A | 25 | Interior locking button input signal |
| A | 26 | Door contact switch input signal for rear right door |
| A | 27 | - |
| A | 28 | Hazard warning light button input signal |
| A | 29 | Horn plate input signal |
| A | 30 | Rear lid lock position 2 input signal |
| A | 31 | Rear lid lock position 1 input signal |
| A | 32 | Right turn signal switch input signal |
| A | 33 | Left turn signal switch input signal |
| A | 34 | Door contact switch input signal for rear left door |
| A | 35 | - |
| A | 36 | - |
| A | 37 | - |
| A | 38 | - |
| A | 39 | Earth input signal (31) |
| A | 40 | - |
| A | 41 | - |
| A | 42 | Supply input signal (86s) for ignition/starter switch |
| A | 43 | Brake pedal position sender input signal |
| A | 44 | Supply input signal (15) for ignition/starter switch |
| A | 45 | Side light switch input signal |
| A | 46 | - |
| A | 47 | - |
| A | 48 | - |
| A | 49 | - |
| A | 50 | - |
| A | 51 | - |
| A | 52 | Fuel supply relay output signal |
| A | 53 | - |
| A | 54 | - |
| A | 55 | - |
| A | 56 | Hazard warning light system warning lamp signal output |
| A | 57 | - |
| A | 58 | Central locking SAFE function warning lamp output signal |
| A | 59 | Interior locking warning lamp output signal |
| A | 60 | Heated rear window warning lamp output signal |
| A | 61 | - |
| A | 62 | - |
| A | 63 | - |
| A | 64 | - |
| A | 65 | Supply output signal (30G), interior lights |
| A | 66 | Supply input signal (30), interior lights |
| A | 67 | - |
| A | 68 | Supply input signal (30), window wiper |
| A | 69 | Window wiper position 1 output signal |
| A | 70 | Window wiper earth input signal |
| A | 71 | Window wiper position 2 output signal |
| A | 72 | Horn output signal |
| A | 73 | Horn supply input signal (30) |
| B | 1 | - |
| B | 2 | - |
| B | 3 | - |
| B | 4 | - |
| B | 5 | - |
| B | 6 | - |
| B | 7 | - |
| B | 8 | - |
| B | 9 | - |
| B | 10 | - |
| B | 11 | - |
| B | 12 | - |
| B | 13 | Turn signal and brake light supply input signal (30) |
| B | 14 | Left turn signal output signal |
| B | 15 | Right turn signal output signal |
| B | 16 | Brake lights output signal |
| B | 17 | LIN bus, door control unit and switches in steering wheel |
| B | 18 | Powertrain CAN, low |
| B | 19 | Powertrain CAN, high |
| B | 20 | Convenience CAN, high |
| B | 21 | Convenience CAN, low |
| B | 22 | Diagnosis CAN, low |
| B | 23 | Diagnosis CAN, high |
| B | 24 | - |
| B | 25 | - |
| B | 26 | - |
| B | 27 | Window wiper position 1 input signal |
| B | 28 | - |
| B | 29 | - |
| B | 30 | - |
| B | 31 | Heated rear window button input signal |
| B | 32 | Wiper limit switch input signal |
| B | 33 | - |
| B | 34 | Switch and Instrument Illumination (58d) Output Signal |
| B | 35 | - |
| B | 36 | - |
| B | 37 | Signal (K), diagnosis |
| B | 38 | Earth input signal (31) for electronics |
| B | 39 | Supply input signal (30) for electronics |
| B | 40 | - |
| B | 41 | - |
| B | 42 | - |
| B | 43 | - |
| B | 44 | - |
| B | 45 | - |
| B | 46 | - |
| B | 47 | - |
| B | 48 | Reversing light switch input signal |
| B | 49 | Signal (L) alternator |
| B | 50 | Terminal 50 input signal from ignition/starter switch |
| B | 51 | Supply input signal (75a) for ignition/starter switch |
| B | 52 | - |
| B | 53 | Window wiper position 2 input signal |
| B | 54 | - |
| B | 55 | - |
| B | 56 | - |
| B | 57 | - |
| B | 58 | - |
| B | 59 | Input signal for reference voltage (30) |
| B | 60 | Input signal for earth - reference voltage (31) |
| B | 61 | Washer pump motor and rear window wiper motor output signal |
| B | 62 | Windscreen wiper intermittent operation input signal |
| B | 63 | Heated rear window output signal |
| B | 64 | - |
| B | 65 | - |
| B | 66 | - |
| B | 67 | Heated rear window supply input signal (30) |
| B | 68 | - |
| B | 69 | - |
| B | 70 | - |
| B | 71 | - |
| B | 72 | - |
| B | 73 | - |
| Control unit in dash panel insert -J285- |
| 1 - | Control unit in dash panel insert -J285- |
| 2 - | 32-pin connector -T32- |
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