VW POLO 2004 – Anti-lock brake system (ABS) with electronic differential lock (EDL), traction control system (TCS) and brake wear indicator . Wiring diagrams, Pin Connector, Location – Wiring diagrams for cars
VW POLO 2004 – Anti-lock brake system (ABS) with electronic differential lock (EDL), traction control system (TCS) and brake wear indicator . Wiring diagrams, Pin Connector, Location
Wiring Diagram VW POLO 2004 - Onboard supply control unit - ABS control unit with EDL - ABS hydraulic pump - brake light switch A Battery D Ignition/starter switch F Brake light switch J104 ABS control unit with EDL J519 Onboard supply control unit S178 Fuse 6 (30), in fuse holder on battery S179 Fuse 7 (30), in fuse holder on battery SB23 Fuse 23 on fuse holder T9a 9-pin connector, yellow, on left of bulkhead T11c 11-pin connector, blue, on left of bulkhead T47 47-pin connector V64 ABS hydraulic pump A2 Positive connection (15), in dash panel wiring harness A89 Connection 2 (54), in dash panel wiring harness A140 Connection (TCS), in dash panel wiring harness D73 Positive connection (54), in engine compartment wiring harness
Wiring Diagram VW POLO 2004 - Onboard supply control unit - ABS control unit - inlet valves - outlet valves - speed sensor - ABS solenoid valve relay G44 Rear right speed sensor G45 Front right speed sensor G46 Rear left speed sensor G47 Front left speed sensor J104 ABS control unit, in right engine compartment J106 ABS solenoid valve relay J519 Onboard supply control unit N133 Rear right ABS inlet valve N134 Rear left ABS inlet valve N135 Rear right ABS outlet valve N136 Rear left ABS outlet valve T2k 2-pin connector T2l 2-pin connector T2m 2-pin connector T2n 2-pin connector T9a 9-pin connector, yellow, on left of bulkhead T47 47-pin connector J3 Connection 1, in ABS wiring harness J5 Connection 2, in ABS wiring harness J7 Connection 3, in ABS wiring harness J8 Connection 4, in ABS wiring harness
Wiring Diagram VW POLO 2004 - Onboard supply control unit - ABS control unit with EDL - control unit with display in dash panel insert - traction control system switch - warning lamps E1 Light switch E132 Traction control system switch J104 ABS control unit with EDL J285 Display control unit in dash panel insert K47 ABS warning lamp K86 Traction control system warning lamp K118 Brake system warning lamp, handbrake L71 Traction control switch illumination T6c 6-pin connector T9a 9-pin connector, yellow T11a 11-pin connector, yellow T16a 16-pin connector, black T32a 32-pin connector T47 47-pin connector 238 Earth connection 1, in interior wiring harness A19 Connection (58d), in dash panel wiring harness A121 Connection (high bus), in dash panel wiring harness A122 Connection (low bus), in dash panel wiring harness D159 Connection (high bus), in engine compartment wiring harness A160 Connection (low bus), in engine compartment wiring harness * only models with TCS
Wiring Diagram VW POLO 2004 - Onboard supply control unit - control unit with display in dash panel insert - warning lamps - brake pad wear sender VW POLO 2004 Overview of all control units 6 - Engine control units -J248-
VW POLO 2004 front left in engine compartment
VW POLO 2004 Automatic gearbox control unit -J217- A - Automatic gearbox control unit -J217-
VW POLO 2004 Power steering control unit -J500- In engine compartment, on front of left longitudinal member
3 - Connector, depends on equipment -T3s- or -T4s-
VW POLO 2004 Radiator fan control unit -J293- Front left in engine compartment ⇒ -arrow A-
VW POLO 2004 NOx sensor control unit -J583- Under vehicle, near catalytic converter ⇒ -arrow-
A - 10-pin connector, black (T10)
B - 14-pin connector, black (T14x)
VW POLO 2004 Engine control unit - J... Note:
Note: see respective current flow diagram for engine control unit.
Note:
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
A - Engine control unit, 121-pin
Note:
Note Connector T121 comprises an 81-pin connector and a 40-pin connector.
A - Engine control unit, 154-pin
Note:
Note Connector T154 comprises a 94-pin and a 60-pin connector.
VW POLO 2004 Overview of control units q From November 2007, Fitting Locations
5 - Parking aid control unit -J446-
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-
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
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-
- 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 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 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- 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- Under rear bench seat ⇒ -arrow-
VW POLO 2004 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 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- On driver seat frame ⇒ -arrow-
VW POLO 2004 Heated front passenger seat control unit -J132-
VW POLO 2004 Heated front seats control unit -J774-
VW POLO 2004 Onboard supply control unit -J519-
Under dash panel ⇒ Position 1
VW POLO 2004 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
Models with no side airbag
VW POLO 2004 Mobile telephone operating electronics control unit -J412- A - Mobile telephone operating electronics control unit
VW POLO 2004 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
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
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 VW POLO 2004 VW POLO 2004 Coupling station rear lid 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
VW POLO 2004 Coupling station driver seat
VW POLO 2004 coupling station front passenger seat
VW POLO 2004 Coupling station bulkhead (14-pin)
VW POLO 2004 Coupling station left in engine compartment VW POLO 2004 Coupling station, on right in engine compartment
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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