VW POLO 2007 — 1.6 l — 77 kW, engine code BTS . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW POLO 2007 - Starter - battery - alternator - fuses on fuse holder/battery

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
J519	Onboard supply control unit
S162	Fuse 1 (30) in fuse holder on battery
S163	Fuse 2 (30) in fuse holder on battery
T2	2-pin connector
T3a	3-pin connector, grey, on left of bulkhead
T6n	6-pin connector, blue, on left of bulkhead
T11a	11-pin connector, white, on left of bulkhead
T12a	12-pin connector, white, on left of bulkhead
T18a	18-pin connector, brown
11	Earth point, in battery box
A52	Positive connection 2 (30), in dash panel wiring harness
B170	Positive connection 2 (30), in interior wiring harness

Wiring Diagram VW POLO 2007 - Fuel pump relay - fuel supply relay - fuses - ignition/starter switch

D	Ignition/starter switch
J17	Fuel pump relay
J519	Onboard supply control unit
J643	Fuel supply relay
SB4	Fuse 4 on fuse holder B
SB9	Fuse 9 on fuse holder B
SB14	Fuse 14 on fuse holder B
SB32	Fuse 32 on fuse holder B
SB41	Fuse 41 on fuse holder B
SB45	Fuse 45 on fuse holder B
T6r	6-pin connector, brown, on left of bulkhead
T11b	11-pin connector, red, on left of bulkhead
T16a	16-pin connector, black
T18a	18-pin connector, brown
A2	Positive connection (15), in dash panel wiring harness
A15	Positive connection (15), in instrument panel wiring harness
A32	Positive connection (30), in dash panel wiring harness
A40	Positive connection 1 (30), in dash panel wiring harness
A99	Connection 1 (87), in dash panel wiring harness
A104	Positive connection 2 (15), in dash panel wiring harness
B169	Positive connection 1 (30), in interior wiring harness
*	up to November 2006
**	from November 2006

Wiring Diagram VW POLO 2007 - Engine control unit - fuses - Motronic current supply relay

J519	Onboard supply control unit
J623	Engine control unit
J271	Motronic current supply relay
SB5	Fuse 5 on fuse holder B
SB37	Fuse 37 on fuse holder B
SB40	Fuse 40 on fuse holder B
T3	3-pin connector, on left of bulkhead
T6n	6-pin connector, blue, on left of bulkhead
T6r	6-pin connector, brown, on left of bulkhead
T14	14-pin connector, in left engine compartment
29	Earth point, on left in engine compartment behind the battery
131	Earth connection 2, in engine compartment wiring harness
281	Earth connection 1, in engine harness
A32	Positive connection (30), in dash panel wiring harness
A40	Positive connection 1 (30), in dash panel wiring harness
A151	Connection 4 (87), in dash panel wiring harness
B170	Positive connection 2 (30), in interior wiring harness
*	up to November 2006
**	from November 2006

Wiring Diagram VW POLO 2007 - Engine control unit - ignition coils with output stage

J519	Onboard supply control unit
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
Q	Spark plugs
T6r	6-pin connector, brown, on left of bulkhead
T80	80-pin connector
15	Earth point, on cylinder head
91	Earth connection 1, in fully electronic ignition system wiring harness
281	Earth connection 1, in engine harness
F1	Positive connection (15), in fully electronic ignition wiring harness

Wiring Diagram VW POLO 2007 - Intake air temperature sender - knock sensor 1 - intake manifold pressure sender - engine control unit - intake manifold pressure sender

G28	Engine speed sender
G42	Intake air temperature sender
G61	Knock sensor 1
G62	Coolant temperature sender
G71	Intake manifold pressure sender
J519	Onboard supply control unit
J623	Engine control unit
T80	80-pin connector
283	Earth connection 2, in engine harness
D141	Connection (5V), in engine wiring harness

Wiring Diagram VW POLO 2007 - Throttle valve module - accelerator position sender - air mass meter - engine control unit

G40	Hall sender
G79	Accelerator position sender
G185	Accelerator position sender 2
G186	Throttle valve drive (electric power control)
G187	Throttle valve drive angle sender 1 for electric throttle
G188	Throttle valve drive angle sender 2 for electric throttle
J338	Throttle valve module
J519	Onboard supply control unit
J623	Engine control unit
T11c	11-pin connector, blue, on left of bulkhead
T80	80-pin connector
283	Earth connection 2, in engine harness
D195	Connection 1 (5V), in engine compartment wiring harness

Wiring Diagram VW POLO 2007 - Active charcoal filter system solenoid valve 1 - lambda probes - engine control unit - inlet camshaft control valve 1

G39	Lambda probe
G130	Lambda probe after catalytic converter
J519	Onboard supply control unit
J623	Engine control unit
N80	Activated charcoal filter system solenoid valve 1
N205	Inlet camshaft control valve 1
T4y	4-pin connector, near lambda probe
T4z	4-pin connector, near lambda probe
T11a	11-pin connector, white, on left of bulkhead
T14	14-pin connector, in left engine compartment
T16a	16-pin connector, black
T80	80-pin connector
Z19	Lambda probe heater
Z29	Lambda probe 1 heater after catalytic converter
A121	Connection (high bus), in dash panel wiring harness
A122	Connection (low bus), in dash panel wiring harness
D1	Positive connection (15a), in front right wiring harness
D20	Connection (87a), in front right wiring harness
D159	Connection (high bus), in engine compartment wiring harness
D160	Connection (low bus), in engine compartment wiring harness
E29	Connection, in engine wiring harness

Wiring Diagram VW POLO 2007 - Data bus diagnostic interface - injector - cylinder - engine control unit - cruise control system switch

E45	Cruise control system switch
J519	Onboard supply control unit
J533	Data bus diagnostic interface
J623	Engine control unit
N30	Injector, cylinder 1
N31	Injector, cylinder 2
N32	Injector, cylinder 3
N33	Injector, cylinder 4
N79	Heater element for crankcase breather
T6n	6-pin connector, blue, on left of bulkhead
T6y	6-pin connector, brown
T11a	11-pin connector, white, on left of bulkhead
T16b	16-pin connector, diagnosis connection
T18a	18-pin connector, brown
T41	41-pin connector, on steering column switch
T80	80-pin connector
A76	Connection (diagnosis wire K), in dash panel wiring harness
A130	Connection (cruise control system), in dash panel wiring harness
D20	Connection (87a), in front right wiring harness
D140	Connection (injectors), in engine wiring harness
*	for models with CCS only

Wiring Diagram VW POLO 2007 - Speedometer sender - fuel gauge - oil level and oil temperature sender - oil pressure switch - oil level and oil temperature sender - dash panel insert

F1	Oil pressure switch
G	Fuel gauge sender
G1	Fuel gauge
G6	Fuel system pressurisation pump
G22	Speedometer sender
G266	Oil level and oil temperature sender
J285	Control unit in dash panel insert
J519	Onboard supply control unit
J623	Engine control unit
K3	Oil pressure warning lamp
K38	Oil level warning lamp
K105	Reserve fuel warning lamp
K132	Electric power control fault lamp
T6v	6-pin connector, green, on left of bulkhead
T11a	11-pin connector, white, on left of bulkhead
T11b	11-pin connector, red, on left of bulkhead
T14	14-pin connector, in left engine compartment
T32a	32-pin connector
T80	80-pin connector
269	Earth connection (sender earth) 1, in dash panel wiring harness
A27	Connection (speed signal), in dash panel wiring harness
*	is dropped in vehicles with ABS
**	from November 2006 models without ABS only

Wiring Diagram VW POLO 2007 - Brake light switch - brake pedal switch - clutch pedal switch

F	Brake light switch
F36	Clutch pedal switch
F47	Brake pedal switch
J508	Brake light suppression relay
J519	Onboard supply control unit
T6n	6-pin connector, green, on left of bulkhead
T11c	11-pin connector, blue, on left of bulkhead
80	Earth connection 1, in instruments wiring harness
81	Earth connection 1, in dash panel wiring harness
199	Earth connection 3, in dash panel wiring harness
606	Earth point, under the centre console near gear stick
A89	Connection 2 (54), in dash panel wiring harness
A100	Connection 2 (87), in dash panel wiring harness
A192	Positive connection 3 (15a), in dash panel wiring harness
D101	Connection 1, in engine compartment wiring harness
W26	Positive connection (54), in tail light wiring harness
*	up to November 2006
**	from November 2006

VW POLO 2007 Overview of control units

Overview of control units    

1 -	Convenience system central control unit -J393-

q	Fitting location → Page 804/5

q	Connectors → Page 804/6

2 -	Control unit in dash panel insert -J285-

q	Connector T32a → Page 804/7

q	Connector T8c → Page 804/9

3 -	Rear right door control unit -J389-

q	To November 2007, Fitting Locations → Page 804/10

q	From November 2007, Fitting Locations → Page 804/11

4 -	Sliding sunroof adjustment control unit -J245-

q	⇒ Workshop manual; Body; General body repairs, exterior; Repair group 60

5 -	Parking aid control unit -J446-

q	Fitting location → Page 804/12

q	Connectors → Page 804/13

6 -	Fuel pump control unit -J538-

q	Fitting location → Page 804/14

Polo	Fitting Locations	No.  804 / 2

7 -	Rear left door control unit -J388-

q	To November 2007, Fitting Locations → Page 804/15

q	From November 2007, Fitting Locations → Page 804/16

8 -	Driver door control unit -J386-

q	To November 2007, Fitting Locations → Page 804/15

q	From November 2007, Fitting Locations → Page 804/16

9 -	Heated driver seat control unit -J131- or heated front seats control unit -J774-

q	Heated driver seat control unit -J131-

q	Fitting location → Page 804/17

q	Heated front seats control unit -J774-

q	Fitting location → Page 804/17

10 -	Folding exterior mirror control unit -J351-

q	⇒ Fitting locations; Relay assignment; Relay carrier (15 slot) page 803/2 position -1-2-

11 -	Dipped headlight control unit, on/off (Coming home system) -J665-

q	⇒ Fitting locations; Relay assignment; Relay carrier (15 slot) page 803/3 position -7-

Polo	Fitting Locations	No.  804 / 3

12 -	Onboard supply control unit -J519-

q	Fitting location → Page 804/18

q	Connectors → Page 804/19

13 -	Climatronic control unit -J255-

q	⇒ Workshop manual; Heating; Air conditioning System; Heating, air conditioning system; Repair group 87

14 -	Air conditioning system control unit -J301-

q	⇒ Workshop manual; Heating; Air conditioning System; Heating, air conditioning system; Repair group 87

15 -	Airbag control unit -J234-

q	Fitting location → Page 804/20

q	Connector, models with no side airbag → Page 804/21

q	Connector, models with side airbag → Page 804/22

16 -	Mobile telephone operating electronics control unit -J412-

q	Fitting location → Page 804/23

q	Connectors → Page 804/24

17 -	Fresh air blower control unit -J126-

q	⇒ Workshop manual; Heating; Air conditioning System; Heating, air conditioning system; Repair group 87

Polo	Fitting Locations	No.  804 / 4

18 -	Front passenger door control unit -J387-

q	To November 2007, Fitting Locations → Page 804/10

q	From November 2007, Fitting Locations → Page 804/11

19 -	Heated front passenger seat control unit -J132-

q	Fitting location → Page 804/17

q	Discontinued from November 2005

20 -	Control unit with display for radio and navigation system -J503-

q	⇒ Workshop manual; Vehicle electrics; Communication; Repair group 91

Polo	Fitting Locations	No.  804 / 5

Convenience system central control unit -J393- Fitting location: Under dash panel ⇒ Position 2

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Polo	Fitting Locations	No.  804 / 6

Connectors convenience system central control unit -J393-

A -	Convenience system central control unit

Multi-pin connections:

B -	Connector -T12i-

q

Brown

C -	Connector -T23-

D -	Connector -T12c-

q

Black

Polo	Fitting Locations	No.  804 / 7

VW POLO 2007 32-pin connector,T32a, on dash panel insert -J285- 32-pin connector,T32a, on dash panel insert -J285-  -  30  -  1 - Immobilizer reader coil  -  2 - Main beam warning lamp  -  3 - Dipped beam warning lamp  -  4 - Vacant  -  5 - Speed signal-output  -  6 - Speed signal-input  -  7 - CAN l (engine)  -  8 - CAN h (engine)  -  9 - CAN l (convenience)  -  10 - CAN h (convenience)  -  11 - Multifunction display  -  12 - Multifunction display  -  13 - Vacant  -  14 - Vacant  -  15 - Fuel gauge sender

Polo	Fitting Locations	No.  804 / 8

-  16 - Coolant shortage indicator sender  -  17 - Immobilizer reader coil  -  18 - Rear fog light warning lamp  -  19 - Fog light warning lamp  -  20 - Belt switch warning lamp  -  21 - Handbrake warning  -  22 - Brake fluid level warning contact  -  23 - Oil pressure switch  -  24 - Wake-up  -  25 - Vacant  -  26 - Vacant  -  27 - Multifunction display  -  28 - Vacant  -  29 - Vacant  -  30 - Windscreen washer fluid level sender  -  31 - Ambient temperature sensor  -  32 - Terminal 31 for sender-output

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Polo	Fitting Locations	No.  804 / 9

VW POLO 2007 8-pin connector, T8c, on dash panel insert -J285- 8-pin connector, T8c, on dash panel insert -J285-  -  1 - Brake pad warning lamp  -  2 - Vacant  -  3 - Vacant  -  4 - Right parking light  -  5 - Terminal 15 - input  -  6 - Left parking light  -  7 - Terminal 30 - input  -  8 - Terminal 31 - input

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Polo	Fitting Locations	No.  804 / 10

VW POLO 2007 Right door control unit, to November 2007

Right door control unit, to November 2007

Front passenger door control unit -J387-

A -	Front passenger door control unit

Multi-pin connections:

B -	Connector -T8i-

C -	Not assigned

Rear right door control unit -J389-

A -	Rear right door control unit

Multi-pin connections:

B -	Connector -T8k-

C -	Not assigned

Polo	Fitting Locations	No.  804 / 11

VW POLO 2007 Right door control unit, from November 2007

Right door control unit, from November 2007

Front passenger door control unit -J387-

A -	Front passenger door control unit

Multi-pin connections:

B -	Connector -T16f-

Rear right door control unit -J389-

A -	Rear right door control unit

Multi-pin connections:

B -	Connector -T16h-

Polo	Fitting Locations	No.  804 / 12

VW POLO 2007 Parking aid control unit -J446- Parking aid control unit -J446- Fitting location: On right behind luggage compartment side trim 1 -  Parking aid control unit -J446- 2 -  Rear parking aid warning buzzer -H15- A -  16-pin connector -T16d- B -  12-pin connector -T12n- C -  2-pin connector -T2aa-

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Polo	Fitting Locations	No.  804 / 13

Connectors for parking aid control unit -J446-

A -	Parking aid control unit

Connectors:

B -	Connector -T12n-

C -	Not assigned

D -	Connector -T16d-

Polo	Fitting Locations	No.  804 / 14

VW POLO 2007 Fuel pump control unit -J538-

Fuel pump control unit -J538-

Fitting location:

Under rear bench seat ⇒ -arrow-

Polo	Fitting Locations	No.  804 / 15

VW POLO 2007 Left door control unit, to November 2007

Left door control unit, to November 2007

Driver door control unit -J386-

A -	Driver door control unit

Multi-pin connections:

B -	Pin connector -T8h-

C -	Connector -T6aa-

Rear left door control unit -J388-

A -	Rear left door control unit

Multi-pin connections:

B -	Connector -T8j-

C -	Not assigned

Polo	Fitting Locations	No.  804 / 16

VW POLO 2007 Left door control unit, from November 2007

Left door control unit, from November 2007

Driver door control unit -J386-

A -	Driver door control unit

Multi-pin connections:

B -	Connector -T16e-

Rear left door control unit -J388-

A -	Rear left door control unit

Multi-pin connections:

B -	Connector -T16g-

Polo	Fitting Locations	No.  804 / 17

VW POLO 2007 Heated driver seat control unit -J131- Heated driver seat control unit -J131- Fitting location: On driver seat frame ⇒ -arrow- VW POLO 2007 Heated front passenger seat control unit -J132- Heated front passenger seat control unit -J132- Fitting location: On seat frame, front passenger side ⇒ -arrow-   Notes: t  Illustration shows driver side. The front passenger side is similar. t  Heated driver seat control unit - J131 - or Heated front passenger seat control unit - J132 - will be discontinued from November 2005 and will be replaced by Heated front seats control unit - J774

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VW POLO 2007 Heated front seats control unit -J774- Heated front seats control unit -J774- Fitting location: On driver seat frame ⇒ -arrow-   Note: The Heated front seats control unit -J774- will replace from November 2005 the heated driver seat control unit -J131- and the heated front passenger seat control unit -J132-

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Polo	Fitting Locations	No.  804 / 18

VW POLO 2007 Onboard supply control unit -J519-

Onboard supply control unit -J519-

Fitting location:

Under dash panel ⇒ Position 1

Polo	Fitting Locations	No.  804 / 19

Connectors on onboard supply control unit -J519-

XP1 - Connector -T6o-

t

Black

XP2 - Connector -T6j-

t

Brown

XP3 - Connector -T6x-

t

White

XP4 - Connector -T5a-

t

Black

XP5 - Connector -T5c-

t

Brown

XS1 - Connector -T6c-

t

Black

XS2 - Connector -T18b-

t

Black

XS3 - Connector -T6y-

t

Brown

XS4 - Connector -T18a-

t

Brown

XS5 - Connector -T6k-

t

Red

XS6 - Connector -T16a-

t

Black

Polo	Fitting Locations	No.  804 / 20

VW POLO 2007 Airbag control unit -J234- Airbag control unit -J234- Fitting location: Under centre console at front ⇒ -arrow-   Note: Earth connection via housing for vehicle earth!

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Polo	Fitting Locations	No.  804 / 21

Connectors on airbag control unit -J234- Models with no side airbag

A -	Airbag control unit

Pin connector:

B -	Connector -T50-

Polo	Fitting Locations	No.  804 / 22

Connectors on airbag control unit -J234- Models with no side airbag

A -	Airbag control unit

Pin connector:

B -	Connector -T75-

Polo	Fitting Locations	No.  804 / 23

VW POLO 2007 Mobile telephone operating electronics control unit -J412- Mobile telephone operating electronics control unit -J412- Fitting location: On right A-pillar

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Polo	Fitting Locations	No.  804 / 24

A -	Mobile telephone operating electronics control unit

Multi-pin connections:

B -	Connector -T18-

C -	Connector -T20a-

q	Connection for cable to mobile phone

VW POLO 2007

VW POLO 2007 Coupling station rear lid

Coupling station rear lid

Fitting location:

On left C-pillar

1 -	5-pin connector, vacant

2 -	5-pin connector -T5b-, brown

3 -	5-pin connector -T5e-, black

 

VW POLO 2007 coupling station heater, air conditioning system coupling station heater, air conditioning system Fitting location: Near fresh air blower 1 -  2-pin connector -T2i-, black 2 -  10-pin connector -T10c-, black 3 -  2-pin connector -T2-, black

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Polo	Fitting Locations	No.  806 / 4

VW POLO 2007 Coupling station driver seat Coupling station driver seat Fitting location: under seat 1 -  Vacant 2 -  Connector -T6z- 3 -  Connector -T6g- 4 -  Vacant 5 -  Connector -T3p- 6 -  Connector -T12g- 7 -  Connector -T4a-

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VW POLO 2007 coupling station front passenger seat coupling station front passenger seat Fitting location: under seat 1 -  Vacant 2 -  Vacant 3 -  Connector -T6d- 4 -  Vacant 5 -  Connector -T3r- 6 -  Vacant 7 -  Connector -T4c-

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Polo	Fitting Locations	No.  806 / 5

VW POLO 2007 Coupling station bulkhead (14-pin)

Coupling station bulkhead (14-pin)

Pin connector:

A -	Connector -T8x-

q

Orange

B -	Connector -T6n-

q

Blue

C -	Connector -T6r-

q

Brown

D -	Connector -T11a-

q

White

E -	Connector -T6v-

q

Green

F -	Connector -T3a-

q

Grey

G -	Connector -T6q-

q

Red

Polo	Fitting Locations	No.  806 / 6

H -	Not assigned

I -	Connector -T11c-

q

Blue

K -	Connector -T11b-

q

Red

L -	Connector -T11d-

q

Brown

M -	Connector -T9a-

q

Yellow

N -	Connector -T6w-

q

Orange

P -	Connector -T12a-

q

White

Polo	Fitting Locations	No.  806 / 7

VW POLO 2007 Coupling station left in engine compartment Coupling station left in engine compartment Fitting location: t  Near suspension tower 1 -  2-pin connector -T2g-, glow plugs (engine codes ASY, AXR AMF, ASZ) 2 -  14-pin connector -T14-, black

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VW POLO 2007 Coupling station, on right in engine compartment Coupling station, on right in engine compartment Fitting location: t  Near suspension tower 1 -  2-pin connector, charge pressure control solenoid valve* 2 -  2-pin connector, activated charcoal filter system solenoid valve* 3 -  2-pin connector, coolant shortage indicator sender * 4 -  6-pin connector, Lambda probe before catalytic converter* 5 -  2-pin connector, temperature sensor after DPF* 6 -  2-pin connector, temperature sensor before DPF* 7 -  2-pin connector, exhaust gas temperature sensor* * -  Not with all levels of equipment

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VW POLO 2007 Overview of all earth points

Overview of all earth points    

671 -

Earth point 1, on front of left longitudinal member

q	Fitting location → Page 801/3

12 -	Earth point, on left in engine compartment

q	Fitting location → Page 801/3

652 -

Earth point, engine and gearbox earth

q	Fitting location → Page 801/4

11 -	Earth point, in battery box

q	Fitting location → Page 801/4

640 -

Earth point 2, in engine compartment

q	Fitting location → Page 801/4

29 -	Earth point, on left in engine compartment, behind battery

q	Fitting location → Page 801/4

606 -

Earth point, under centre console, near selector lever

q	Fitting location → Page 801/6

61 -	Earth point, on left C-pillar

q	Fitting location → Page 801/4

Polo	Fitting Locations	No.  801 / 2

14 -	Earth point, on gearbox (depends on equipment)

q	Fitting location → Page 801/3

13 -	Earth point, on right in engine compartment

q	Fitting location → Page 801/5

15 -	Earth point, on cylinder head (depends on equipment)

q	Fitting location → Page 801/5

614 -

Earth point 2, on right in engine compartment

q	Fitting location → Page 801/5

610 -

Earth point (audio), at front under centre console

q	Fitting location → Page 801/6

637 -

Earth point, airbag control unit

q	Fitting location → Page 801/6

Polo	Fitting Locations	No.  801 / 3

Earth point, in engine compartment 671 - Earth point 1, on front of left longitudinal member   Note: Discontinued, from 2006

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12 - Earth point, on left in engine compartment 14 - Earth point, on gearbox   Note: Depends on equipment

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Polo	Fitting Locations	No.  801 / 4

652 - Earth point for engine and gearbox earth 11 - Earth point, in battery box 640 - Earth point 2, in engine compartment

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29 - Earth point, on left in engine compartment behind battery 61 - Earth point, left C-pillar

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Polo	Fitting Locations	No.  801 / 5

13 - Earth point, on right in engine compartment   Note: Discontinued, from 2006

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614 - Earth point 2, on right in engine compartment 15 - Earth point, on cylinder head   Note: Depends on equipment

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Polo	Fitting Locations	No.  801 / 6

VW POLO 2007 Earth points, in interior Earth points, in interior 637 - Earth point, airbag control unit   Note: Earth connection via housing for vehicle earth! 610 - Earth point (audio), under front of centre console   Note: Discontinued from November 2006 606 - Earth point, under centre console near gear stick

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VW POLO 2007 Overview of relay carrier locations

Overview of relay carrier locations    

1 -	Relay carrier (15-pin)

q	Vehicles from November 2001

q	Fitting location → Chapter

q	Vehicles from May 2005

q	Fitting location → Chapter

q	Vehicles from May 2008

q	Fitting​ location​ → Chapter

Polo	Fitting Locations	No.  803 / 2

Relay carrier (15 slot), from November 2001

1 -	Driving school mode relay -746-

2 -	Not assigned

3 -	Glow plug relay -J52- (100)

3 -	Motronic current supply relay -J271- (103)

q	Only engine code AXU

4 -	Fuel pump relay -J17- (53)

q	Diesel engines

5 -	Warning lamps relay -J560- (449)

6 -	Headlight washer system -J39- (53)

7 -	Starter inhibitor relay -J207- (126)

8 -	Low heat output relay -J359- (53)

9 -	High heat output relay -J360- (100)

Polo	Fitting Locations	No.  803 / 3

10 -	Motronic current supply relay -J271- (100) or (429)

10 -	Current supply relay -J16- (429)

10 -	Current supply relay -J16- (53)

11 -	X-contact relief relay -J59- (18)

12 -	Fuel supply relay -J643- (404)

13 -	Fuel pump relay -J17- (167)

q	Petrol engines

14 -

Fuses

q	Only diesel

q	S276 - 40A

q	S277 - 40A

q	S278 - 40A

15 -	Diesel direct injection system relay -J317- (109)

Polo	Fitting Locations	No.  803 / 4

VW POLO 2007 Relay carrier (15 slot), from May 2005

Relay carrier (15 slot), from May 2005

1 -	Secondary air pump relay -J299-

q	Only engine code BJX

1 -	Folding exterior mirror control unit -J351- (361)

2 -	Folding exterior mirror control unit -J351- (361)

2 -	Driving school mode relay -J746-

3 -	Glow plug relay -J52- (103)

q	Diesel engines

q	Not engine code BLT

3 -	Motronic current supply relay -J271- (100)

q	Only engine code AXU

4 -	Fuel pump relay -J17- (53)

q	Diesel engines

5 -	Door warning lamps relay -J560- (449)

5 -	Brake light suppression relay -J508- (489)

q	November 2005 to November 2006

6 -	Headlight washer system relay -J39- (53)

Polo	Fitting Locations	No.  803 / 5

7 -	Dipped headlight control unit, on/off (coming home system) -J665- (449)

8 -	Low heat output relay -J359- (53)

q	Diesel engines

8 -	Coolant pump relay -J235- (53)

q	Only engine code BJX

9 -	High heat output relay -J360- (100)

q	Diesel engines

10 -	Motronic current supply relay -J271- (429)

q	Only engine codes BMD and BME

10 -	Radiator fan relay -J26- (53)

q	Only engine codes ASZ and BLT

11 -	X-contact relief relay -J59- (100)

12 -	Fuel supply relay -J643- (404)

q	Petrol engines

q	Only engine codes BMD and BXU

Polo	Fitting Locations	No.  803 / 6

13 -	Fuel pump relay -J17- (167)

q	Petrol engines

q	Not engine code AXU

14 -

Fuses

q	Diesel engines

q	S276 - Heater element fuse 1 - 40A

q	S277 - Heater​ element​ fuse​ 2 - 40A

q	S278 - Heater​ element​ fuse​ 3 - 40A

15 -	Terminal 30 voltage supply relay -J317- (109)/(643)

q	Diesel engines

q	Petrol engines with engine code BJX or BUD

15 -	Starter inhibitor relay -J207- (53)

q	Petrol engines

q	Only engine code BKY with automatic gearbox

15 -	Motronic current supply relay -J271- (109)

q	Only engine codes BUD and BTS

15 -	Fuel pump relay -J17- (167)/(447)

q	Only engine codes BMD and BME

Polo	Fitting Locations	No.  803 / 7

VW POLO 2007 Relay carrier (15 slot), from May 2008

Relay carrier (15 slot), from May 2008

1 -	Secondary air pump relay -J299- (100)

q	Only engine code BJX

1 -	Folding exterior mirror control unit -J351- (361)

2 -	Folding exterior mirror control unit -J351- (361)

2 -	Driving school mode relay -J746- (467)

3 -	Glow plug relay -J52- (100)

q	Diesel engines

q	Only engine codes AXR, BNV, BNM

4 -	Fuel pump relay -J17- (53)

q	Diesel engines

q	Petrol engines ¹)

5 -	Not assigned

6 -	Headlight washer system relay -J39- (53)

¹) Gradual introduction in model year 2008

Polo	Fitting Locations	No.  803 / 8

7 -	Dipped headlight control unit, on/off (coming home system) -J665- (456)

8 -	Low heat output relay -J359- (53)

q	Diesel engines

9 -	High heat output relay -J360- (100)

q	Diesel engines

10 -	Motronic current supply relay -J271- (429)

q	Only engine codes BBM, BZG

10 -	Radiator fan relay -J26- (53)

q	Only engine codes ASZ, BLT

11 -	X-contact relief relay -J59- (100)

12 -	Fuel supply relay -J643- (404)

q	Only engine codes BTS, BUD, BZG

Polo	Fitting Locations	No.  803 / 9

13 -	Fuel pump relay -J17- (53)

q	Petrol engines ¹)

14 -

Fuses

q	Diesel engines

q	S276 - Heater element fuse 1 - 40A

q	S277 - Heater​ element​ fuse​ 2 - 40A

q	S278 - Heater​ element​ fuse​ 3 - 40A

15 -	Terminal 30 voltage supply relay - J317 (643)

q	Diesel engines

15 -	Motronic current supply relay -J271- (643)

q	Petrol engines

q	Not engine codes BUD, BTS

¹) Discontinued with gradual introduction in model year 2008

VW POLO 2007 Overview of all control units

Overview of all control units    

1 -	ABS control unit with EDL -J104-

q	Fitting location → Chapter

2 -	Automatic gearbox control unit -J217-

q	Fitting location → Chapter

3 -	Glow plug activation control unit -J370-

q	Fitting location → Chapter

3 -	Automatic glow period control unit -J179-

q	Fitting location → Chapter

4 -	Power steering control unit -J500-

q	Fitting location → Chapter

5 -	Radiator fan control unit -J293-

q	Fitting location → Chapter

6 -	Engine control units -J248- , -J623- , -J361- , -J220- , -J687- , -J537-

q	Fitting location → Chapter

7 -	NOx sensor control unit -J583-

q	Fitting location → Chapter

Polo	Fitting Locations	No.  805 / 2

ABS control unit -J104- Fitting location: On right of bulkhead in engine compartment ⇒ -1-

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Polo	Fitting Locations	No.  805 / 3

Connectors for ABS control unit -J104-

A -	ABS control unit

Connector:

B -	Connector -T38-

Polo	Fitting Locations	No.  805 / 4

Connectors for ABS control unit -J104-

A -	ABS control unit

Connector:

B -	Connector -T47-

Polo	Fitting Locations	No.  805 / 5

VW POLO 2007 Glow plug activation control unit -J370- / automatic glow period control unit -J179- Fitting location: front left in engine compartment Pin assignment in relay: 1 -  Output glow plug 2 -  Output glow plug 3 -  Output glow plug 4 -  Output glow plug 5 -  Not assigned 6 -  Terminal 15 7 -  Terminal 31 8 -  Not assigned 9 -  Activation 10 -  Activation 11 -  Terminal 30

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Polo	Fitting Locations	No.  805 / 6

VW POLO 2007 Automatic gearbox control unit -J217- Automatic gearbox control unit -J217- Fitting location: in engine compartment before battery

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Polo	Fitting Locations	No.  805 / 7

Connectors for automatic gearbox control unit -J217-

A -	Automatic gearbox control unit -J217-

Connector:

B -	Connector -T68-

Polo	Fitting Locations	No.  805 / 8

VW POLO 2007 Power steering control unit -J500- Power steering control unit -J500- Fitting location: In engine compartment, on front of left longitudinal member 1 -  Connector -T4r- 2 -  Connector -T2a- 3 -  Connector, depends on equipment -T3s- or -T4s- 4 -  Engine pump unit

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Polo	Fitting Locations	No.  805 / 9

VW POLO 2007 Radiator fan control unit -J293- Radiator fan control unit -J293- Fitting location: Front left in engine compartment ⇒ -arrow A-

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Polo	Fitting Locations	No.  805 / 10

VW POLO 2007 NOx sensor control unit -J583- NOx sensor control unit -J583- Fitting location: Under vehicle, near catalytic converter ⇒ -arrow- A -  10-pin connector, black (T10) B -  14-pin connector, black (T14x)

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Polo	Fitting Locations	No.  805 / 11

VW POLO 2007 Engine control unit - J... Engine control unit - J... Fitting location: On left of bulkhead ⇒ -arrow-

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Polo	Fitting Locations	No.  805 / 12

Engine control unit - J...   Note: Note: see respective current flow diagram for engine control unit.

-	80-pin connector*

t	Note Connector T80 comprises a 52-pin and a 28-pin connector.

t	* Depending on equipment

t	Connector 121, see 207/12

t	Connector T94 and T60, see 207/13

Polo	Fitting Locations	No.  805 / 13

Engine control unit - J...   Note: Note: see respective current flow diagram for engine control unit.

A -	Engine control unit, 121-pin

Connectors:

B -	81-pin connector

C -	40-pin connector

Note Connector T121 comprises an 81-pin connector and a 40-pin connector.

Polo	Fitting Locations	No.  805 / 14

Engine control unit - J...   Note: Note: see respective current flow diagram for engine control unit.

A -	Engine control unit, 154-pin

Connectors:

B -	94-pin connector

C -	60-pin connector

Note Connector T154 comprises a 94-pin and a 60-pin connector.