Wiring Diagram VW POLO 2004 - Battery - Starter - Alternator - Onboard supply control unit - Fuse 1 (30) - in battery fuse holder - Fuse 2 (30) - in battery fuse holder
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Wiring Diagram VW POLO 2004 - Ignition/starter switch - Fuel pump relay - Main relay - Radiator fan
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D | Ignition/starter switch |
F18 | Radiator fan thermal switch |
J17 | Fuel pump relay |
J271 | Main relay |
T3b | 3-pin connector |
T6r | 6-pin connector, on left on bulkhead |
V7 | Radiator fan |
| |
80 | Earth connection 1, in dash panel wiring harness |
A32 | Positive connection (30), in dash panel wiring harness |
A40 | Positive connection 1 (30), in dash panel wiring harness |
A52 | Positive connection 2 (30), in dash panel wiring harness |
B169 | Positive connection 1 (30), in interior wiring harness |
* | Only models with no air conditioning system/Climatronic |
Wiring Diagram VW POLO 2004 - Fuse holder B
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SB | Fuse holder B |
SB4 | Fuse 4 on fuse holder B |
SB5 | Fuse 5 on fuse holder B |
SB7 | Fuse 7 on fuse holder B |
SB9 | Fuse 9 on fuse holder B |
SB14 | Fuse 14 on fuse holder B |
SB16 | Fuse 16 on fuse holder B |
SB17 | Fuse 17 on fuse holder B |
SB25 | Fuse 25 on fuse holder B |
SB26 | Fuse 26 on fuse holder B |
SB37 | Fuse 37 on fuse holder B |
SB41 | Fuse 41 on fuse holder B |
T6n | 6-pin connector, on left on bulkhead |
T11a | 11-pin connector |
T11b | 11-pin connector, on left on bulkhead |
T14 | 14-pin connector |
A15 | Positive connection (15), in instrument wiring harness |
A38 | Positive connection 2 (15a) in dash panel wiring harness |
A99 | Connection 1 (87) in dash panel wiring harness |
A104 | Positive connection 2 (15), in dash panel wiring harness |
A151 | Connection 4 (87) in dash panel wiring harness |
G9 | Connection, in Simos wiring harness |
Wiring Diagram VW POLO 2004 - Simos control unit
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E45 | Cruise control system switch |
J361 | Simos control unit |
T11a | 11-pin connector |
T11c | 11-pin connector |
T14 | 14-pin connector |
T41 | 41-pin connector |
T121 | 121-pin connector |
| |
131 | Earth connection 2, in engine compartment wiring harness |
283 | Earth point 2, engine prewiring harness |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
A130 | Connection (CCS), in dash panel wiring harness |
D159 | Connection (high bus), in engine compartment wiring harness |
D160 | Connection (low bus), in engine compartment wiring harness |
* | Only models with cruise control system (CCS) |
Wiring Diagram VW POLO 2004 - Simos control unit - Ignition coil 1 with output stage - Ignition coil 2 with output stage
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J361 | Simos control unit |
N70 | Ignition coil 1 with output stage |
N127 | Ignition coil 2 with output stage |
N291 | Ignition coil 3 with output stage |
Q | Spark plugs |
T121 | 121-pin connector |
| |
91 | Earth connection 1, in fully electronic ignition system wiring harness |
281 | Earth point 1, engine prewiring harness |
F2 | Positive connection (87a), in fully electronic ignition wiring harness |
Wiring Diagram VW POLO 2004 - Accelerator position sender - Throttle valve module - Simos control unit
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G79 | Accelerator position sender |
G185 | Accelerator position sender 2 |
G186 | Throttle valve drive for electric throttle |
G187 | Throttle valve drive angle sender 1 for electric throttle |
G188 | Throttle valve drive angle sender 2 for electric throttle |
J338 | Throttle valve module |
J361 | Simos control unit |
T11c | 11-pin connector |
T121 | 121-pin connector |
Wiring Diagram VW POLO 2004 - Engine speed sender - Intake air temperature sender - Coolant temperature sender - Intake manifold pressure sender - Simos control unit
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G28 | Engine speed sender |
G40 | Hall sender |
G42 | Intake air temperature sender |
G62 | Coolant temperature sender |
G71 | Intake manifold pressure sender |
J361 | Simos control unit |
T121 | 121-pin connector |
D141 | Connection (5V) in engine prewiring harness |
Wiring Diagram VW POLO 2004 - Lambda probe - Simos control unit - Activated charcoal filter solenoid valve 1
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G39 | Lambda probe |
G130 | Lambda probe after catalytic converter |
J361 | Simos control unit |
N80 | Activated charcoal filter solenoid valve 1 |
T4k | 4-pin connector |
T4z | 4-pin connector |
T6r | 6-pin connector, on left on bulkhead |
T11b | 11-pin connector |
T121 | 121-pin connector |
Z19 | Lambda probe heater |
Z29 | Lambda probe 1 heater after catalytic converter |
E29 | Connection, in engine wiring harness |
E30 | Connection (87a), in engine wiring harness |
Wiring Diagram VW POLO 2004 - Knock sensor 1 - Simos control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3 - Diagnostic connection
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Wiring Diagram VW POLO 2004 - Brake light switch - Clutch pedal switch - Brake pedal switch - Simos control unit
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F | Brake light switch |
F36 | Clutch pedal switch |
F47 | Brake pedal switch |
J361 | Simos control unit |
T6n | 6-pin connector, on left on bulkhead |
T11b | 11-pin connector |
T11c | 11-pin connector, on left on bulkhead |
T121 | 121-pin connector |
A27 | Connection (speed signal), in dash panel wiring harness |
A89 | Connection 2 (54) in dash panel wiring harness |
A100 | Connection 2 (87) in dash panel wiring harness |
D73 | Positive connection (54), in engine compartment wiring harness |
D101 | Connection 1 in engine compartment wiring harness |
Wiring Diagram VW POLO 2004 - Oil pressure switch - Fuel system pressurisation pump - Speedometer sender - Oil level and oil temperature sender - Dash panel insert
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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 |
K | Dash panel insert |
K3 | Oil pressure warning lamp |
K83 | Exhaust emissions warning lamp |
K105 | Reserve fuel warning lamp |
K132 | Electronic power control fault lamp |
T1yas | Single connector |
T6v | 6-pin connector, on left on bulkhead |
T11a | 11-pin connector |
T11b | 11-pin connector, on left on bulkhead |
T14 | 14-pin connector |
T32a | 32-pin connector |
81 | Earth connection 1, in dash panel wiring harness |
199 | Earth connection 3, in dash panel wiring harness |
269 | Earth connection (sender earth) 1, in dash panel wiring harness |
| |
A2 | Positive connection (15), in dash panel wiring harness |
VW POLO 2004 Overview of control units
Overview of control units | | |
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q | From November 2007, Fitting Locations |
5 - | Parking aid control unit -J446- |
Polo | Fitting Locations | No. 804 / 2 |
|
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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 |
|
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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 |
- | 1 - Brake pad warning lamp |
- | 4 - Right parking light |
- | 5 - Terminal 15 - input |
- | 7 - Terminal 30 - input |
- | 8 - Terminal 31 - input |
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Automotive Electricians Portal FZCO すべての配線図にアクセスする車 | VW POLO 2004 Right door control unit, to November 2007
Right door control unit, to November 2007 | Front passenger door control unit -J387- |
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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- |
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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- |
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Automotive Electricians Portal FZCO すべての配線図にアクセスする車 | Connectors for parking aid control unit -J446-
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A - | Parking aid control unit |
VW POLO 2004 Fuel pump control unit -J538-
Fuel pump control unit -J538- |
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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- |
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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- |
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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 |
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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- | | | https://portal-diagnostov.com/license.html
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VW POLO 2004 Onboard supply control unit -J519-
Onboard supply control unit -J519- |
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Under dash panel ⇒ Position 1 |
Connectors on onboard supply control unit -J519-
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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! |
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Automotive Electricians Portal FZCO すべての配線図にアクセスする車 | Connectors on airbag control unit -J234-
Models with no side airbag |
| |
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Connectors on airbag control unit -J234-
Models with no side airbag |
| |
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VW POLO 2004 Mobile telephone operating electronics control unit -J412-
Mobile telephone operating electronics control unit -J412- | | https://portal-diagnostov.com/license.html
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Automotive Electricians Portal FZCO すべての配線図にアクセスする車 | Polo | Fitting Locations | No. 804 / 24 |
|
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A - | Mobile telephone operating electronics control unit |
VW POLO 2004 | |
VW POLO 2004 Coupling station rear lid
Coupling station rear lid |
1 - | 5-pin connector, vacant |
2 - | 5-pin connector -T5b-, brown |
3 - | 5-pin connector -T5e-, black |
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VW POLO 2004 coupling station heater, air conditioning systemcoupling station heater, air conditioning system | 1 - | 2-pin connector -T2i-, black | 2 - | 10-pin connector -T10c-, black | 3 - | 2-pin connector -T2-, black | | | https://portal-diagnostov.com/license.html
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VW POLO 2004 Coupling station driver seat
Coupling station driver seat | | https://portal-diagnostov.com/license.html
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VW POLO 2004 coupling station front passenger seatcoupling station front passenger seat | | | https://portal-diagnostov.com/license.html
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VW POLO 2004 Coupling station bulkhead (14-pin)
Coupling station bulkhead (14-pin) |
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Polo | Fitting Locations | No. 806 / 6 |
|
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VW POLO 2004 Coupling station left in engine compartment
Coupling station left in engine compartment | 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 2004 Coupling station, on right in engine compartmentCoupling 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 | | | https://portal-diagnostov.com/license.html
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