VW POLO 2013 – Climatronic, CFEA . 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
S164	Fuse 3 (30), in battery fuse holder
S180	Fuse 8 (30), in battery fuse holder
S267	Fuse 9 (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
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
E2	Turn signal switch
J519	Onboard supply control unit
SA26	Fuse 26 in fuse holder A
SA29	Fuse 29 in fuse holder A
T5d	5-pin connector
T8c	8-pin connector
T12d	12-pin connector
T18a	18-pin connector
T18b	18-pin connector
T41a	41-pin connector
B163	Positive connection 1 (15), in interior wiring harness
B172	Positive connection 4 (30), in interior wiring harness
B188	Positive connection 5 (30), in interior wiring harness
*	Only models with driver and front passenger airbags
*2	Only models with multifunction steering wheel

Wiring Diagram VW POLO 2013 - X-contact relief relay - Radiator fan control unit

E2	Turn signal switch
J59	X-contact relief relay
J293	Radiator fan control unit
SA10	Fuse 10 in fuse holder A
SA16	Fuse 16 in fuse holder A
SA18	Fuse 18 in fuse holder A
SA36	Fuse 36 in fuse holder A
T4aa	4-pin connector
T6ak	6-pin connector
T6o	6-pin connector
T8f	8-pin connector
T41a	41-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
B491	Positive connection (75), in interior wiring harness
B493	Connection (75x), in interior wiring harness
*	Only models with driver and front passenger airbags
*2	Only models with multifunction steering wheel

Wiring Diagram VW POLO 2013 - Radiator fan thermal switch - Radiator fan control unit - Radiator fan series resistor - Radiator fan

F18	Radiator fan thermal switch
J293	Radiator fan control unit
J623	Engine control unit
N39	Radiator fan series resistor
T2dg	2-pin connector
T3s	3-pin connector
T3t	3-pin connector
T3y	3-pin connector
T4aa	4-pin connector
T6ak	6-pin connector
V7	Radiator fan
D167	Connection (fan stage I), in engine compartment wiring harness
D168	Connection (fan stage II), in engine compartment wiring harness
*	Up to November 2010
*2	Only models with 1.6l engine
*3	Only models with 2.0l engine
*4	see applicable current flow diagram for engine

Wiring Diagram VW POLO 2013 - High-pressure sender - Radiator fan on right of radiator

G65	High-pressure sender
T3u	3-pin connector
T3v	3-pin connector
T11d	11-pin connector, on left in engine compartment
V35	Radiator fan on right of radiator
12	Earth point, on left in engine compartment
167	Earth connection 4, in engine compartment wiring harness
B608	Connection 4, in interior wiring harness
D136	Positive connection 2 (15a), in engine compartment wiring harness
*	Only models with 2.0l engine

Wiring Diagram VW POLO 2013 - Centre vent temperature sender - Footwell vent temperature sender - Evaporator output temperature sender - Climatronic control unit

G191	Centre vent temperature sender
G192	Footwell vent temperature sender
G263	Evaporator output temperature sender
J255	Climatronic control unit
T2ai	2-pin connector
T2ci	2-pin connector
T2cj	2-pin connector
T16e	16-pin connector
T16g	16-pin connector
T20a	20-pin connector
42	Earth point, next to steering column
243	Earth connection 1, in Climatronic wiring harness
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
*2	Saloon

Wiring Diagram VW POLO 2013 - Fresh air and air recirculation flap switch - Dash panel temperature sensor - Climatronic control unit - Fresh air and air recirculation warning lamp - Fresh air regulator illumination bulb - Air conditioner compressor regulating valve - Temperature sensor blower

E159	Fresh air and air recirculation flap switch
G56	Dash panel temperature sensor
J255	Climatronic control unit
K114	Fresh air and air recirculation warning lamp
L16	Fresh air regulator illumination bulb
N280	Air conditioner compressor regulating valve
T2cf	2-pin connector, near dual-tone horns
T2cg	2-pin connector, near compressor
T11d	11-pin connector, on left in engine compartment
T12j	12-pin connector
T16e	16-pin connector
T16g	16-pin connector
T20a	20-pin connector
V42	Temperature sensor blower
B231	Positive connection 5 (30a), in interior wiring harness
B506	Connection (convenience CAN bus, high), in interior wiring harness
B507	Connection (convenience CAN bus, low), in interior wiring harness
B592	Connection 1, in Climatronic wiring harness
*	Diagnostic connection

Wiring Diagram VW POLO 2013 - Potentiometer for temperature selection rotary knob - Control and regulating unit for air conditioning system - Climatronic control unit - Fresh air blower

G267	Potentiometer for temperature selection rotary knob
J127	Control and regulating unit for air conditioning system
J255	Climatronic control unit
T6al	6-pin connector
T11d	11-pin connector, on left in engine compartment
T12j	12-pin connector
T16g	16-pin connector
V2	Fresh air blower
606	Earth point, under the centre console near gear stick

Wiring Diagram VW POLO 2013 - Potentiometer for temperature flap control motor - Potentiometer for footwell/defroster flap control motor - Potentiometer for air recirculation flap control motor - Climatronic control unit - Temperature flap control motor - Footwell and defroster flap control motor

G92	Potentiometer for temperature flap control motor
G114	Potentiometer for footwell/defroster flap control motor
G143	Potentiometer for air recirculation flap control motor
J255	Climatronic control unit
T6an	6-pin connector
T6ao	6-pin connector
T6ap	6-pin connector
T20a	20-pin connector
V68	Temperature flap control motor
V85	Footwell and defroster flap control motor
V154	Fresh air and air recirculation flap control motor

Wiring Diagram VW POLO 2013 - Sunlight penetration photosensor - Potentiometer for defroster flap control motor - Climatronic control unit - Defroster flap control motor

G107	Sunlight penetration photosensor
G135	Potentiometer for defroster flap control motor
J255	Climatronic control unit
T2ch	2-pin connector
T6af	6-pin connector
T12j	12-pin connector
T16g	16-pin connector
T20a	20-pin connector
V107	Defroster flap control motor

Wiring Diagram VW POLO 2013 - Rev. counter - Ambient temperature sensor - Speedometer - Control unit in dash panel insert - Dash panel insert - Alternator warning lamp

G5	Rev. counter
G17	Ambient temperature sensor
G21	Speedometer
J285	Control unit in dash panel insert
K	Dash panel insert
K2	Alternator warning lamp
T2bn	2-pin connector
T6a	6-pin connector, on left in engine compartment
T6b	6-pin connector, on left in engine compartment
T8a	8-pin connector
T32a	32-pin connector
327	Earth connection (sender earth), in engine compartment wiring harness
401	Earth connection (sender earth), in interior wiring harness

VW POLO 2013 Engine control unit (80-pin) J623

–	near battery -arrow-

 

Designation of connector:

A -	Engine control unit -J623-

B/C -

80-pin connector, on engine control unit -T80a-

–  near battery -arrow-

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Designation of connector:

A -	Engine control unit -J623-

B/C -

121-pin connector, on engine control unit -T121a-

–  in engine compartment, bottom left -arrow-

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Designation of connector:

A -	Radiator fan control unit -J293-

B -	6-pin connector, on radiator fan control unit -T6ak-

C -	4-pin connector, on radiator fan control unit -T4aa-

–  in engine compartment, left -arrow-

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Designation of connector:

A -	Automatic gearbox control unit -J217-

B -	68-pin connector, on automatic gearbox control unit -T68a-

–  in engine compartment, centre -arrow-

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Designation of connector:

A -	Automatic gearbox control unit -J217-

B/C -

80-pin connector, on automatic gearbox control unit -T80b-

–  behind the door trim, front left -arrow-

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Designation of connector:

A -	Driver door control unit -J386-

B -	6-pin connector, on control unit driver door -T6y-

C -	8-pin connector, on control unit driver door -T8g-

–  behind the door trim, front right -arrow-

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Designation of connector:

A -	Front passenger door control unit -J387-

B -	8-pin connector, on control unit front passenger door -T8i-

–  behind the door trim, rear left -arrow-

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Designation of connector:

A -	Rear left door control unit -J388-

B -	8-pin connector, on door control unit, rear left -T8k-

–  behind the door trim, rear right -arrow-

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Designation of connector:

A -	Rear right door control unit -J389-

B -	8-pin connector, on door control unit, rear left -T8l-

–  in centre dash panel, under radio -arrow-

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Designation of connector:

A -	Heater control unit -J162-

B -	5-pin connector, on heater control unit -Vazio-

C -	16-pin connector, on heater control unit -T16h-

D -	18-pin connector, on heater control unit -Vazio-

–  in centre dash panel, under radio -arrow-

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Designation of connector:

A -	Air conditioning system control unit -J301-

B -	5-pin connector, on air conditioning system control unit -T5l/T5m-

C -	16-pin connector, on heater control unit -T16c-

D -	2-pin connector, on heater control unit -T2bo-

–  in centre dash panel, under radio -arrow-

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Designation of connector:

A -	Climatronic control unit -J255-

B -	20-pin connector, on Climatronic control unit -T20a-

C -	12-pin connector, on Climatronic control unit -T12j-

D -	16-pin connector, on Climatronic control unit -T16g-

–  near steering column -arrow-

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Designation of connector:

A -	Convenience system central control unit -J393-

B -	12-pin connector, on convenience system central control unit -T12b-

C -	23-pin connector, on convenience system central control unit -T23a-

D -	12-pin connector, on convenience system central control unit -T12c-

–  on steering wheel, left -arrow-

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Designation of connector:

A -	Operating unit in multifunction steering wheel -E221-

B -	6-pin connector, on multifunction steering wheel control unit -T6be-

–  on dash panel, left -arrow-

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Designation of connector:

A -	Control unit with display in dash panel insert -J285-

B -	32-pin connector, on control unit with display in dash panel insert -T32a-

1 -	Immobilizer reader coil

2 -	Terminal 56al

3 -	Terminal 56bl

4 -

Vacant

5 -	Speed signal

6 -	Speedometer sender

7 -	Terminal CAN-Bus low

8 -	Terminal CAN-Bus high

9 -	Terminal CAN-Bus high (convenience)

10 -	Terminal CAN-Bus low (convenience)

11 -	Parking light switch

-	Turn signal switch

-	Headlight dipper/flasher switch

-	Intermittent wiper switch

-	Multifunction display call-up button

12 -	Parking light switch

-	Turn signal switch

-	Headlight dipper/flasher switch

-	Intermittent wiper switch

-	Multifunction display call-up button

13 -

Vacant

14 -

Vacant

15 -	Fuel gauge sender

16 -	Coolant shortage indicator sender

17 -	Immobilizer reader coil

18 -	Rear fog light

19 -

Vacant

20 -	Front left belt switch

21 -	Handbrake warning switch

22 -	Oil level warning contact

23 -	Oil pressure switch

24 -	Onboard supply control unit

25 -

Vacant

26 -

Vacant

27 -	Parking light switch

-	Turn signal switch

-	Headlight dipper/flasher switch

-	Intermittent wiper switch

-	Multifunction display call-up button

28 -

Vacant

29 -

Vacant

30 -	Windscreen washer fluid level sender

31 -	Ambient temperature sensor, sensor earth

32 -	Terminal 31

C -	8-pin connector, on control unit with display in dash panel insert -T8a-

1 -	Brake wear indicator

2 -

Vacant

3 -

Vacant

4 -	Terminal 58R, right parking light

5 -	Terminal 15a

6 -	Terminal 58L, left parking light

7 -	Terminal 30a

8 -	Terminal 31

–  under centre console -arrow-

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Designation of connector:

A -	Airbag control unit -J234-

B -	50-pin connector, on airbag control unit -T50a-

–  in engine compartment, right -arrow-

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Designation of connector:

A -	ABS control unit -J104-

B -	38-pin connector, on ABS control unit -T38a-

–  in engine compartment, right -arrow-

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Designation of connector:

A -	ABS control unit -J104-

B -	42-pin connector, on ABS control unit -T42a-

–  behind side trim, in left luggage compartment -arrow-

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Designation of connector:

A -	Parking aid control unit -J446-

B -	12-pin connector, on parking aid control unit -T12f-

C -	16-pin connector, on parking aid control unit -T16a-

–  behind side trim, in right luggage compartment -arrow-

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Designation of connector:

A -	Parking aid control unit -J446-

B -	12-pin connector, on parking aid control unit -T12f-

C -	16-pin connector, on parking aid control unit -T16a-

–  on blower box, centre right, near glove compartment -arrow-

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Designation of connector:

A -	Control and regulating unit for air conditioning system -J127-

B -	6-pin connector, on fresh air blower control unit -T6al-

–  behind the glove compartment -arrow-

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Designation of connector:

A -	Control unit for interactive system -J879-

B -	16-pin connector, on control unit for interactive system -T16d-

–  next to left steering column -arrow-

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Designation of connector:

A -	Control unit for lighting and wiper functions -J917-

B -	12-pin connector, on control unit for lighting and wiper functions -T12k-

C -	16-pin connector, on control unit for lighting and wiper functions -T16i-

–  in engine compartment, left -arrow-

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Designation of connector:

A -	Power steering control unit -J500-

B -	3-pin connector, on heated driver seat control unit -Vazio-

C -	2-pin connector, on heated driver seat control unit -T2ct-

D -	4-pin connector, on heated driver seat control unit -T4ai-

–  near interior mirror, on roof-arrow-

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Designation of connector:

A -	Sliding sunroof adjustment control unit -J245-

B -	6-pin connector, on sliding sunroof adjustment control unit -T6bb-

C -	6-pin connector, on sliding sunroof adjustment regulator -T6bc-

–  on relay plate, behind the dash panel, left -arrow-

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Designation of connector:

A -	Mirror memory control unit -J267-

B -	18-pin connector, on mirror memory control unit -T18c-

–  on relay plate, dash panel, left -arrow-

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Designation of connector:

A -	Onboard supply control unit -J519-

B -	16-pin connector, on onboard supply control unit -T16b-

1 -

Vacant

2 -	Terminal CAN-Bus low

3 -	Terminal CAN-Bus low

4 -

Vacant

5 -	Terminal CAN-Bus high

6 -	Terminal CAN-Bus high

7 -	Intermittent wiper switch

8 -	Intermittent wiper switch

9 -	Fuel supply relay

10 -	Left turn signal switch

11 -	Control unit with display in dash panel insert

12 -	Turn signal switch

13 -	Anti-theft alarm and vermin repellent system contact switch

14 -	Right turn signal

15 -	Terminal 30a

16 -	Left turn signal

C -	6-pin connector, on onboard supply control unit -T6q-

1 -

Vacant

2 -	Rear lid release switch

3 -	Luggage compartment light switch

4 -	Luggage compartment light switch

-	Luggage compartment light

5 -	Rear lid remote release button

6 -	Rear lid release switch

D -	18-pin connector, on onboard supply control unit -T18a-

1 -

Diagnosis

2 -	Terminal 75a

3 -	Rear right central locking lock unit

4 -	Front passenger side central locking lock unit

5 -	Terminal 30

6 -	Driver door open switch

7 -

Vacant

8 -	Terminal 31

9 -	Alternator

-	Voltage regulator

10 -

Vacant

11 -	terminal X

12 -	Terminal 15

13 -	Rear left central locking lock unit

14 -	Ignition/starter switch

15 -	Terminal 53c

16 -	Windscreen wiper motor

17 -	Horn activation contact ring

18 -	Wiper switch

E -	6-pin connector, on onboard supply control unit -Vazio-

F -	18-pin connector, on onboard supply control unit -T18b-

1 -	Terminal 31 (Export models only)

-	vacant (Brazil models only)

2 -

Vacant

3 -

Vacant

4 -

Vacant

5 -

Vacant

6 -

Vacant

7 -	Rain sensor

8 -	Rain sensor

9 -	Terminal CAN-Bus low (convenience)

10 -

Vacant

11 -	Rain sensor

12 -	Terminal CAN-Bus high (convenience)

13 -	Terminal 31 (Export models only)

-	vacant (Brazil models only)

14 -

Vacant

15 -

Vacant

16 -

Vacant

17 -	Starter motor relay

18 -

Vacant

G -	6-pin connector, on onboard supply control unit -T6c-

1 -

Vacant

2 -	Terminal 58d

3 -	Hazard warning light switch illumination

4 -	Heated rear window switch

5 -	Heated rear window switch illumination bulb

6 -	Hazard warning lights button

H -	5-pin connector, on onboard supply control unit -T5f-

1 -	Terminal 31

2 -	Horn or dual tone horn

3 -	Terminal 30a

4 -	Heated rear window

5 -	Terminal 30a

I -	5-pin connector, on onboard supply control unit -T5d-

1 -	Interior lights

2 -	Terminal 31a

3 -	Terminal 30a

4 -	Windscreen wiper motor

5 -	Windscreen wiper motor

J -	6-pin connector, on onboard supply control unit -T6t-

1 -	Mirror adjustment change-over switch

-	Mirror adjustment switch

2 -	Driver side heated exterior mirror

3 -

Vacant

4 -	Front passenger side heated exterior mirror

5 -

Vacant

6 -	Terminal 30a

K -	6-pin connector, on onboard supply control unit -T6m-

1 -	Terminal 30a

2 -

Vacant

3 -

Vacant

4 -	Terminal 30a

5 -

Vacant

6 -	Terminal 30

L -	6-pin connector, on onboard supply control unit -T6u-

1 -	Terminal 15a

2 -	Reversing light

3 -

Vacant

4 -

Vacant

5 -	Rear lid release motor

6 -	Terminal 30a

–  near interior lighting -arrow-

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Designation of connector:

A -	Mirror memory control unit -J347-

B -	8-pin connector, on mirror memory control unit -T8d-