VW POLO 2013 — Interactive system . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW POLO 2013 - Battery - Starter - Alternator - Voltage regulator - Onboard supply control unit

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
J519	Onboard supply control unit
J623	Engine control unit
S162	Fuse 1 (30), in battery fuse holder
S163	Fuse 2 (30), in battery fuse holder
S269	Fuse 11 (30), in battery fuse holder
T1e	Single connector
T2r	2-pin connector, near dual-tone horns
T2s	2-pin connector
T3c	3-pin connector, on left in engine compartment
T6k	6-pin connector, on left in engine compartment
T11b	11-pin connector, on left in engine compartment
T12a	12-pin connector, on left in engine compartment
T18a	18-pin connector
1	Earth strap, battery - body
507	Threaded connection (30), on battery fuse holder

Wiring Diagram VW POLO 2013 - Ignition/starter switch - Onboard supply control unit

D	Ignition/starter switch
J519	Onboard supply control unit
T8c	8-pin connector
T18a	18-pin connector
B163	Positive connection 1 (15), in interior wiring harness
B165	Positive connection 2 (15), in interior wiring harness
B169	Positive connection 1 (30), in interior wiring harness
B172	Positive connection 4 (30), in interior wiring harness
B491	Positive connection (75), in interior wiring harness
B492	Positive connection 3 (15), in interior wiring harness
*	Saloon
*2	Squareback

Wiring Diagram VW POLO 2013 - X-contact relief relay - Onboard supply control unit

E1	Light switch
J59	X-contact relief relay
J393	Convenience system central control unit
J519	Onboard supply control unit
SA10	Fuse 10 in fuse holder A
SA15	Fuse 15 in fuse holder A
SA34	Fuse 34 in fuse holder A
T6o	6-pin connector
T17a	17-pin connector
T18a	18-pin connector
T23a	23-pin connector
238	Earth connection 1, in interior wiring harness
249	Earth connection 2, in interior wiring harness
278	Earth connection 4, in interior wiring harness
606	Earth point, under the centre console near gear stick
B162	Connection (75a), in interior wiring harness
B170	Positive connection 2 (30), in interior wiring harness
B188	Positive connection 5 (30), in interior wiring harness
B493	Connection (75x), in interior wiring harness

Wiring Diagram VW POLO 2013 - Onboard supply control unit

J234	Airbag control unit
J301	Air conditioning system control unit
J393	Convenience system central control unit
J519	Onboard supply control unit
J587	Selector lever sensors control unit
T6q	6-pin connector
T10K	10-pin connector
T12c	12-pin connector
T16b	16-pin connector
T16c	16-pin connector
T50a	50-pin connector
B229	Connection (high bus), in interior wiring harness
B230	Connection (low bus), in interior wiring harness
B607	Connection 3, in interior wiring harness
B609	Connection 5, in interior wiring harness
*	Saloon
*2	Squareback

Wiring Diagram VW POLO 2013 - Onboard supply control unit - Control unit for interactive system - Radio

J446	Parking aid control unit
J519	Onboard supply control unit
J879	Control unit for interactive system
R	Radio
T8b	8-pin connector
T16a	16-pin connector
T16d	16-pin connector
T16f	16-pin connector
T20a	20-pin connector
*	Squareback
*2	Saloon

Wiring Diagram VW POLO 2013 - Onboard supply control unit - Control unit for interactive system

J519	Onboard supply control unit
J879	Control unit for interactive system
T5f	5-pin connector
T16b	16-pin connector
T16d	16-pin connector
296	Earth connection 11, in interior wiring harness

Wiring Diagram VW POLO 2013 - Onboard supply control unit

J301	Air conditioning system control unit
J519	Onboard supply control unit
T5d	5-pin connector
T16c	16-pin connector
T16e	16-pin connector
T18a	18-pin connector
T18b	18-pin connector
B159	Connection (diagnosis), in interior wiring harness
B506	Connection (convenience CAN bus, high), in interior wiring harness
B507	Connection (convenience CAN bus, low), in interior wiring harness
*	Diagnostic connection

Wiring Diagram VW POLO 2013 - Multifunction indicator - Control unit in dash panel insert - Dash panel insert

J119	Multifunction indicator
J285	Control unit in dash panel insert
K	Dash panel insert
T32a	32-pin connector

Wiring Diagram VW POLO 2013 - Control unit in dash panel insert - Dash panel insert - Dash panel insert illumination bulb

J285	Control unit in dash panel insert
J393	Convenience system central control unit
K	Dash panel insert
L10	Dash panel insert illumination bulb
T8a	8-pin connector
T16e	16-pin connector
T23a	23-pin connector
42	Earth point, next to steering column
279	Earth connection 5, in interior wiring harness
284	Earth connection 6, in interior wiring harness
285	Earth connection 7, in interior wiring harness
606	Earth point, under the centre console near gear stick
*	Diagnostic connection

Wiring Diagram VW POLO 2013 - Headlight dipper and flasher switch - Parking light switch - Multifunction display call-up button

E1	Light switch
E2	Turn signal switch
E4	Headlight dipper and flasher switch
E19	Parking light switch
E86	Multifunction display call-up button
F138	Airbag coil connector and return ring with slip ring
T17a	17-pin connector
T41a	41-pin connector
286	Earth connection 8, in interior wiring harness

VW POLO 2013 Engine control unit J623

Engine control unit -J623-

   

Fitting locations: –  Next to the battery-Arrow-

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Connector description:

A -	Engine control unit -J623-

B/C -

80-pin connector, in the engine control unit -T80a-

Radiator fan control unit -J293-

Fitting locations: –  In the lower left-side of the engine compartment -Arrow-

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Connector description:

A -	Radiator fan control unit -J293-

B -	6-pin connector in the radiator fan control unit -T6ak-

C -	4-pin connector in the radiator fan control unit -T4aa-

Automated manual gearbox control unit -J217-

Fitting locations: –  In the centre of the engine compartment-Arrow-

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Connector description:

A -	Automatic gearbox control unit -J217-

B/C -

80-pin connector, in the automatic gearbox control unit -T80b-

Air conditioning control unit -J301-

Fitting locations: –  In the centre panel, below the radio system-Arrow-

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Connector description:

A -	Air conditioning control unit -J301-

B -	5-pin connector in the Air conditioning control unit -T5l/T5m-

C -	16-pin connector in the Air conditioning control unit -T16c-

D -	2-pin connector in the Air conditioning control unit -T2bo-

Climatronic control unit -J255-

Fitting locations: –  In the centre panel, below the radio system-Arrow-

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Connector description:

A -	Climatronic control unit -J255-

B -	20-pin connector, in the Climatronic control unit -T20a-

C -	12-pin connector, in the Climatronic control unit -T12j-

D -	16-pin connector, in the Climatronic control unit -T16g-

Central control unit for Convenience system -J393-

Fitting locations: –  Next to the steering column-Arrow-

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Connector description:

A -	Central control unit for convenience system -J393-

B -	12-pin connector in the central control unit for convenience system -T12b-

C -	23-pin connector in the central control unit for convenience system -T23a-

D -	12-pin connector in the central control unit for convenience system -T12c-

Steering wheel control unit -E221-

Fitting locations: –  To the left of the steering wheel-Arrow-

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Connector description:

A -	Multifunction steering wheel control unit -E221-

B -	6-pin connector in the multifunction steering wheel control unit -T6be-

Instrument cluster indicator control unit -J285-

Fitting locations: –  To the left of the dash panel-Arrow-

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Connector description:

A -	Instrument cluster indicator control unit -J285-

B -	32-pin connector, in the control unit with instrument cluster indicator -T32a-

1 -	Immobilizer reading coil

2 -	Terminal 56al

3 -	Terminal 56bl

4 -

Empty

5 -	Speed signal

6 -	Speed sensor

7 -	CAN-bus "Low" Terminal

8 -	CAN-bus "High" Terminal

9 -	CAN-bus "High" Terminal - convenience -

10 -	CAN-bus "Low" Terminal - convenience -

11 -	Parking light switch

-	Turn light/flashing light switch

-	Manual switch for headlights/low beams and headlight flashing

-	Windscreen wiper delay relay switch (intermittent operation)

-	Multifunction indicator call button

12 -	Parking light switch

-	Turn light/flashing light switch

-	Manual switch for headlights/low beams and headlight flashing

-	Windscreen wiper delay relay switch (intermittent operation)

-	Multifunction indicator call button

13 -

Empty

14 -

Empty

15 -	Fuel gauge sensor

16 -	Low coolant level indicator sensor

17 -	Immobilizer reading coil

18 -	Fog lights

19 -

Empty

20 -	Front left seat belt switch

21 -	Handbrake control switch

22 -	Oil level warning contact

23 -	Oil pressure switch

24 -	Onboard electric network control unit

25 -

Empty

26 -

Empty

27 -	Parking light switch

-	Turn light/flashing light switch

-	Manual switch for headlights/low beams and headlight flashing

-	Windscreen wiper delay relay switch (intermittent operation)

-	Multifunction indicator call button

28 -

Empty

29 -

Empty

30 -	Window washing water level sensor

31 -	External temperature sensor, sensor earth point

32 -	Terminal 31

C -	8-pin connector, in the control unit with instrument cluster indicator -T8a-

1 -	Brake pad wearing indicator

2 -

Empty

3 -

Empty

4 -	Terminal 58R, right parking light

5 -	Terminal 15a

6 -	Terminal 58L, left parking light

7 -	Terminal 30a

8 -	Terminal 31

Airbag control unit -J234-

Fitting locations: –  Under the centre console-Arrow-

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Connector description:

A -	Airbag control unit -J234-

B -	50-pin connector in the airbag control unit -T50a-

ABS control unit (38-pin) -J104-

Fitting locations: –  To the right of the engine compartment-Arrow-

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Connector description:

A -	ABS control unit -J104-

B -	38-pin connector, in the ABS control unit -T38a-

Parking assist control unit (Sedan) -J446-

Fitting locations: –  Behind the left boot lateral lining-Arrow-

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Connector description:

A -	Parking assist control unit -J446-

B -	12-pin connector in the parking assist control unit -T12f-

C -	16-pin connector in the parking assist control unit -T16a-

Parking assist control unit (Hatch) -J446-

Fitting locations: –  Behind the right boot lateral lining-Arrow-

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Connector description:

A -	Parking assist control unit -J446-

B -	12-pin connector in the parking assist control unit -T12f-

C -	16-pin connector in the parking assist control unit -T16a-

Air conditioner regulator and control unit -J127-

Fitting locations: –  In the air tray, to the centre and the right, next to the glove compartment-Arrow-

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Connector Description:

A -	Air conditioner regulator and control unit -J127-

B -	6-pin connector in the natural air fan control unit -T6al-

Interactive system control unit -J879-

Fitting locations: –  Behind the glove compartment-Arrow-

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Connector description:

A -	Interactive system control unit -J879-

B -	16-pin connector in the interactive system control unit -T16d-

Cleaning and lighting function control unit -J917-

Fitting locations: –  Next to the steering column, to the left-Arrow-

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Connector description:

A -	Cleaning and lighting function control unit -J917-

B -	12-pin connector, in the cleaning and lighting function control unit -T12k-

C -	16-pin connector, in the cleaning and lighting function control unit -T16i-

Power steering control unit -J500-

Fitting locations: –  To the left of the engine compartment-Arrow-

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Connector description:

A -	Power steering control unit -J500-

B -	3-pin connector in the driver seat heating control unit -Vazio-

C -	2-pin connector in the driver seat heating control unit -T2ct-

D -	4-pin connector in the driver seat heating control unit -T4ai-

Sunroof movement control unit -J245-

Fitting locations: –  Next to the internal rear-view mirror, on the ceiling-Arrow-

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Connector description:

A -	Sunroof movement control unit -J245-

B -	6-pin connector in the sunroof movement control unit -T6bb-

C -	6-pin connector, in the sunroof movement regulator -T6bc-

Mirror memory control unit -J267-

Fitting locations: –  In the relay plate, behind the dash board, to the left-Arrow-

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Connector description:

A -	Mirror memory control unit -J267-

B -	18-pin connector, in the mirror memory control unit -T18c-

Onboard network control unit -J519-

Fitting locations: –  In the relay plate, to the left of the dash board-Arrow-

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Connector description:

A -	Onboard network control unit -J519-

B -	16-pin connector in the onboard network control unit -T16b-

1 -

Empty

2 -	CAN-bus "Low" Terminal

3 -	CAN-bus "Low" Terminal

4 -

Empty

5 -	CAN-bus "High" Terminal

6 -	CAN-bus "High" Terminal

7 -	Windscreen wiper delay relay switch (intermittent operation)

8 -	Windscreen wiper delay relay switch (intermittent operation)

9 -	Fuel input relay

10 -	Left turn signal/flashing light switch

11 -	Instrument cluster indicator control unit

12 -	Turn light/flashing light switch

13 -	Contact switch in the engine compartment lid / front lid for the alarm system

14 -	Front turn signal

15 -	Terminal 30a

16 -	Left turn signal

C -	6-pin connector in the onboard network control unit -T6q-

1 -

Empty

2 -	Tailgate unlocking switch

3 -	Boot lighting switch

4 -	Boot lighting switch

-	Boot light

5 -	Tailgate remote unlocking switch

6 -	Tailgate unlocking switch

D -	18-pin connector in the onboard network control unit -T18a-

1 -	Diagnostics

2 -	Terminal 75a

3 -	Rear right central locking unit

4 -	Passenger-side central locking unit

5 -	Terminal 30

6 -	Driver-side open door switch

7 -

Empty

8 -	Terminal 31

9 -	Generator (Alternator)

-	Voltage regulator

10 -

Empty

11 -	Terminal X

12 -	Terminal 15

13 -	Rear left central locking unit

14 -	Ignition switch

15 -	Terminal 53c

16 -	Windscreen wiper motor

17 -	Horn activator contact ring

18 -	Windscreen wiper delay relay

E -	6-pin connector in the onboard network control unit -Vazio-

F -	18-pin connector in the onboard network control unit -T18b-

1 -	Terminal 31 - (Only for export vehicles)

-	Empty - (Only for Brazil vehicles)

2 -

Empty

3 -

Empty

4 -

Empty

5 -

Empty

6 -

Empty

7 -	Rain sensor

8 -	Rain sensor

9 -	CAN-bus "Low" Terminal - Convenience

10 -

Empty

11 -	Rain sensor

12 -	CAN-bus "High" Terminal - Convenience

13 -	Terminal 31 - (Only for export vehicles)

-	Empty - (Only for Brazil vehicles)

14 -

Empty

15 -

Empty

16 -

Empty

17 -	Starter relay

18 -

Empty

G -	6-pin connector in the onboard network control unit -T6c-

1 -

Empty

2 -	Terminal 58d

3 -	Warning switch lighting

4 -	Rear window heating system switch

5 -	Rear window heating switch light lamp

6 -	Warning light switch

H -	5-pin connector in the onboard network control unit -T5f-

1 -	Terminal 31

2 -	Horn and double horn

3 -	Terminal 30a

4 -	Rear window defogger

5 -	Terminal 30a

I -	5-pin connector in the onboard network control unit -T5d-

1 -	Internal lights

2 -	Terminal 31a

3 -	Terminal 30a

4 -	Windscreen wiper motor

5 -	Windscreen wiper motor

J -	6-pin connector in the onboard network control unit -T6t-

1 -	Switch to adjust rear-view mirrors

-	Switch to adjust rear-view mirrors

2 -	External driver-side rear-view mirror defogger

3 -

Empty

4 -	External passenger-side rear-view mirror defogger

5 -

Empty

6 -	Terminal 30a

K -	6-pin connector in the onboard network control unit -T6m-

1 -	Terminal 30a

2 -

Empty

3 -

Empty

4 -	Terminal 30a

5 -

Empty

6 -	Terminal 30

L -	6-pin connector in the onboard network control unit -T6u-

1 -	Terminal 15a

2 -	Reverse gear light

3 -

Empty

4 -

Empty

5 -	Tailgate unlocking motor

6 -	Terminal 30a

Ultrasound sensor control unit -J347-

Fitting locations: –  Next to the internal lighting-Arrow-

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Connector description:

A -	Mirror memory control unit -J347-

B -	8-pin connector, in the mirror memory control unit -T8d-

VW POLO 2013

Ground cable, battery-body-Arrow-

VW POLO 2013 Engine compartment earth points

Engine compartment earth points

1	Ground cable, battery-body

q	Fitting Location: → Reference

12	Engine comp. left earth points

q	Fitting Location: → Reference

29	Earth points next to the ABS control unit

q	Fitting Location: → Reference

67	Earth point to the left of the front cross strut.

q	Fitting Location: → Reference

80	Earth point 1 in the dash panel harness

q	Fitting Location: → Reference

1 Ground cable, battery-body-Arrow-

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12 Earth points to the left of the engine comp.-Arrow-

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29 Earth points next to the ABS control unit-Arrow-

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67 Earth point to the left of the front cross strut.-Arrow A-    80 Earth point to the centre of the front cross strut-Arrow B-

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Vehicle interior earth points

42	Earth point next to the steering column

q	Fitting Location: → Reference

606	Earth point under the central console, next to the selector lever

q	Fitting Location: → Reference

42 Earth point next to the steering column-Arrow-

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606 Earth point under the central console, next to the selector lever-Arrow-

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Earth points in the rear vehicle area (Hatch)

50	Left boot earth points

q	Fitting Location: → Reference

50 Left boot earth points-Arrow -

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Earth points in the rear vehicle area (Sedan)

51	Right boot earth points

q	Fitting Location: → Reference

51 Right boot earth points-Arrow -

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VW POLO 2013 Relay plate to the left, behind the dashboard

Relay plate to the left, behind the dashboard

Relay descriptions:

1 -	Starter relay -J53-1)

q	Colour: Black

2 -	Relief relay 2 of contact X -J339-2)

q	Colour: Black

2 -	Fog lights relay -J5-

q	Colour: Black

3 -	Main relay for electric drive -J437-3)

q	Colour: Gray

4 -	Gearbox hydraulic pump relay -J510-

q	Colour: Black

5 -	Starter relay 2 -J695-4)

q	Colour: Black

6 -	Relief relay for contact X -J59-

q	Colour: Gray

7 -	Cold start device relay -J41-5)

q	Colour: Black

8 -

Empty

9 -

Empty

10 -	Mirror memory control unit -J267-

q	Colour: Black

11 -	Mirror memory control unit -J267-

q	Colour: Black

12 -	Fuel input relay -J643-

q	Colour: Black

13 -	Fuel pump relay -J17-

q	Colour: Gray

14 -

Empty

15 -

Empty

Note t  1) Only for vehicles equipped with Automated gearbox and/or cold start system w/o reservoir t  2) Only for vehicles equipped with Automated gearbox and/or Cold start system t  3) Only for vehicles equipped with 2.0l engine t  4) Only for vehicles equipped with Automated gearbox and/or Cold start system t  5) Only for vehicles equipped with Cold start system