VW POLO 2004 – Airbag, without key switch for airbag deactivation, front passenger side, driver and front passenger airbag, side-airbag, curtain airbag . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW POLO 2004 - Airbag control unit - driver airbag igniter - side airbag igniter on driver side - curtain airbag igniter on driver side

D	Ignition/starter switch
F138	Airbag coil connector and return ring with slip ring
J234	Airbag control unit
J519	Onboard supply control unit
N95	Driver side airbag igniter
N199	Side airbag igniter on driver side
N251	Driver side curtain airbag igniter
T3p	3-pin connector, on side-airbag igniter on driver side
T3t	3-pin connector, on curtain airbag igniter on driver side
T41	41-pin connector, on steering column switch
T75	75-pin connector
109	Earth connection, in airbag wiring harness
A2	Positive connection (15), in dash panel wiring harness
A15	Positive connection (15), in instrument wiring harness
A104	Positive connection 2 (15), in dash panel wiring harness
*	Only models with curtain airbag

Wiring Diagram VW POLO 2004 - Airbag control unit - front passenger airbag igniter 1 - front passenger curtain airbag igniter 1

J234	Airbag control unit
J519	Onboard supply control unit
N131	Front passenger side airbag igniter 1
N200	Side airbag igniter on front passenger side
N252	Front passenger side curtain airbag igniter
T3o	3-pin connector, on front passenger airbag igniter 1
T3r	3-pin connector, on side-airbag igniter on front passenger side
T3u	3-pin connector, on curtain airbag igniter on front passenger side
T75	75-pin connector
109	Earth connection, in airbag wiring harness
312	Earth connection 2, in airbag wiring harness
*	Only models with curtain airbag
#	Discontinued from November 2007
##	From November 2007

Wiring Diagram VW POLO 2004 - Onboard supply control unit - side airbag crash sensor - curtain airbag crash sensor - airbag warning lamp - belt tensioner igniter -1-

G179	Side airbag crash sensor on driver side
G180	Side airbag crash sensor on front passenger side
G435	Crash sensor for driver side curtain airbag
G436	Crash sensor for front passenger side curtain airbag
J234	Airbag control unit
J285	Display control unit in dash panel insert
J519	Onboard supply control unit
K75	Airbag warning lamp
N153	Driver seat belt tensioner igniter 1
N154	Front passenger seat belt tensioner igniter 1
T3v	3-pin connector
T3w	3-pin connector
T16a	16-pin connector, black
T32a	32-pin connector
T75	75-pin connector
109	Earth connection, in airbag wiring harness
A121	Connection (high bus), in dash panel wiring harness
A122	Connection (low bus), in dash panel wiring harness
*	Connector discontinued from May 2007

VW POLO 2004 Overview of control units

Overview of control units    

q	Connectors

q	Connector T8c

q	From November 2007, Fitting Locations

5 -	Parking aid control unit -J446-

q	Fitting location

q	Connectors

Polo	Fitting Locations	No.  804 / 2

q	From November 2007, Fitting Locations

q	From November 2007, Fitting Locations

q	Heated driver seat control unit -J131-

q	Fitting location

q	Heated front seats control unit -J774-

q	Fitting location

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

q	Connectors

14 -	Air conditioning system control unit -J301-

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

q	Connector, models with no side airbag

q	Connector, models with side airbag

q	Connectors

Polo Fitting Locations No.  804 / 4 https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO 获取访问所有汽车的接线图 q   From November 2007, Fitting Locations q   Discontinued from November 2005 Polo Fitting Locations No.  804 / 5 Convenience system central control unit -J393- Fitting location: Under dash panel ⇒ Position 2   https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO 获取访问所有汽车的接线图 Connectors convenience system central control unit -J393- https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO 获取访问所有汽车的接线图 A -  Convenience system central control unit Multi-pin connections: B -  Connector -T12i- q   Brown C -  Connector -T23- D -  Connector -T12c- q   Black VW POLO 2004 32-pin connector,T32a, on dash panel insert -J285-

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   https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO 获取访问所有汽车的接线图 VW POLO 2004 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

 

VW POLO 2004 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

VW POLO 2004 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-

VW POLO 2004 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-

  Connectors for parking aid control unit -J446-

A -	Parking aid control unit

Connectors:

B -	Connector -T12n-

C -	Not assigned

D -	Connector -T16d-

VW POLO 2004 Fuel pump control unit -J538-

Fuel pump control unit -J538-

Fitting location:

Under rear bench seat ⇒ -arrow-

VW POLO 2004 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

VW POLO 2004 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-

VW POLO 2004 Heated driver seat control unit -J131-

Heated driver seat control unit -J131-

Fitting location:

On driver seat frame ⇒ -arrow-

VW POLO 2004 Heated front passenger seat control unit -J132-

Heated front passenger seat control unit -J132-

Fitting location:

On seat frame, front passenger side ⇒ -arrow-

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

 

VW POLO 2004 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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VW POLO 2004 Onboard supply control unit -J519-

Onboard supply control unit -J519-

Fitting location:

Under dash panel ⇒ Position 1

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

VW POLO 2004 Airbag control unit -J234-

Airbag control unit -J234-

Fitting location:

Under centre console at front ⇒ -arrow-

Earth connection via housing for vehicle earth!

  Connectors on airbag control unit -J234-

Models with no side airbag

   

A -	Airbag control unit

Pin connector:

B -	Connector -T50-

Connectors on airbag control unit -J234-

Models with no side airbag

   

A -	Airbag control unit

Pin connector:

B -	Connector -T75-

VW POLO 2004 Mobile telephone operating electronics control unit -J412-

Mobile telephone operating electronics control unit -J412-

Fitting location:

On right A-pillar

 

Polo	Fitting Locations	No.  804 / 24

A -	Mobile telephone operating electronics control unit

VW POLO 2004 Coupling station rear lid

VW POLO 2004

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 2004 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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VW POLO 2004 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-

 

VW POLO 2004 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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VW POLO 2004 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

VW POLO 2004 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

 

VW POLO 2004 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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