Wiring Diagram VW POLO 2004 - Vehicle voltage control unit - rain sensor - automatic anti-dazzle interior mirror
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https://portal-diagnostov.com/license.html
Automotive Electricians Portal FZCO
Automotive Electricians Portal FZCO
| D | Ignition/starter switch |
| G213 | Rain sensor |
| J519 | Vehicle voltage control unit |
| SB18 | Fuse -18- in fuse box |
| M16 | Reversing light bulb, left |
| M17 | Reversing light bulb, right |
| T4 | 4-pin connector |
| T6 | 6-pin connector |
| T6o | 6-pin connector |
| T18b | 18-pin connector |
| Y7 | Automatic anti-dazzle interior mirror |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 128 | Earth connection -1-, in interior light wiring harness |
| |
| A104 | Positive (+) connection -2- (15), in dash panel wiring harness |
| B135 | Connection -1- (15a), in interior wiring harness |
| B182 | Connection (reversing light), in interior wiring harness |
VW POLO 2004 Overview of control units
Overview of control units | | | | q | From November 2007, Fitting Locations |
| 5 - | Parking aid control unit -J446- |
| 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 | Heated front seats control unit -J774- |
| 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 |
|
| 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 |
| Polo | Fitting Locations | No. 804 / 4 | | | q | From November 2007, Fitting Locations | | q | Discontinued from November 2005 | | Polo | Fitting Locations | No. 804 / 5 | | | Convenience system central control unit -J393- | | Under dash panel ⇒ Position 2 | | | | Connectors convenience system central control unit -J393- | | A - | Convenience system central control unit |
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 | | - | 22 - Brake fluid level warning contact | | - | 23 - Oil pressure switch | | - | 27 - Multifunction display | | - | 30 - Windscreen washer fluid level sender | | - | 31 - Ambient temperature sensor | | - | 32 - Terminal 31 for sender-output | | | | 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 |
| - | 4 - Right parking light |
| - | 5 - Terminal 15 - input |
| - | 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 |
| Rear right door control unit -J389- |
| A - | Rear right door control unit |
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 |
| Rear right door control unit -J389- |
| A - | Rear right door control unit |
VW POLO 2004 Parking aid control unit -J446-
Parking aid control unit -J446- | | 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 |
VW POLO 2004 Fuel pump control unit -J538-
Fuel pump control unit -J538- | | 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 |
| Rear left door control unit -J388- |
| A - | Rear left door control unit |
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 |
| Rear left door control unit -J388- |
| A - | Rear left door control unit |
VW POLO 2004 Heated driver seat control unit -J131-
Heated driver seat control unit -J131- | | On driver seat frame ⇒ -arrow- |
VW POLO 2004 Heated front passenger seat control unit -J132-
Heated front passenger seat control unit -J132- |
| 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 |
| |
VW POLO 2004 Heated front seats control unit -J774-Heated front seats control unit -J774- |
| 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- | | | |
VW POLO 2004 Onboard supply control unit -J519-
Onboard supply control unit -J519- | | Under dash panel ⇒ Position 1 |
Connectors on onboard supply control unit -J519-
VW POLO 2004 Airbag control unit -J234-
Airbag control unit -J234- | | Under centre console at front ⇒ -arrow- |
Note:
| Earth connection via housing for vehicle earth! |
| | Connectors on airbag control unit -J234-
| Models with no side airbag |
| | Connectors on airbag control unit -J234-
| Models with no side airbag |
| | VW POLO 2004 Mobile telephone operating electronics control unit -J412-
Mobile telephone operating electronics control unit -J412- | | | | Polo | Fitting Locations | No. 804 / 24 |
|
| A - | Mobile telephone operating electronics control unit |
VW POLO 2004 Overview of all earth points | Overview of all earth points |
| | | 671 - | Earth point 1, on front of left longitudinal member |
| 12 - | Earth point, on left in engine compartment |
| 652 - | Earth point, engine and gearbox earth |
| 11 - | Earth point, in battery box |
| 640 - | Earth point 2, in engine compartment |
| 29 - | Earth point, on left in engine compartment, behind battery |
| 606 - | Earth point, under centre console, near selector lever |
| 61 - | Earth point, on left C-pillar |
| Polo | Fitting Locations | No. 801 / 2 |
|
| 14 - | Earth point, on gearbox (depends on equipment) |
| 13 - | Earth point, on right in engine compartment |
| 15 - | Earth point, on cylinder head (depends on equipment) |
| 614 - | Earth point 2, on right in engine compartment |
| 610 - | Earth point (audio), at front under centre console |
| 637 - | Earth point, airbag control unit |
Earth point, in engine compartment
| 671 - Earth point 1, on front of left longitudinal member |
Note:
| | | 12 - Earth point, on left in engine compartment | | 14 - Earth point, on gearbox | Note: | | |
| 11 - Earth point, in battery box |
| 640 - Earth point 2, in engine compartment |
| | | 29 - Earth point, on left in engine compartment behind battery | | 61 - Earth point, left C-pillar | | | |
Note:
| | | 614 - Earth point 2, on right in engine compartment | | 15 - Earth point, on cylinder head | Note: | | |
VW POLO 2004 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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