Wiring Diagram VW POLO 2007 - Brake light switch - Brake pedal switch - ABS control unit

| A | Battery |
| D | Ignition/starter switch |
| F | Brake light switch |
| F47 | Brake pedal switch |
| J104 | ABS control unit |
| J623 | Engine control unit |
| SB4 | Fuse 4 on fuse holder B |
| SB23 | Fuse 23 on fuse holder B |
| SB27 | Fuse 27 on fuse holder B |
| SB32 | Fuse 32 on fuse holder B |
| S178 | Fuse 6 (30), in battery fuse holder |
| S179 | Fuse 7 (30), in battery fuse holder |
| S268 | Fuse 10 (30), in battery fuse holder |
| T3a | 3-pin connector, on left on bulkhead |
| T11c | 11-pin connector, on left on bulkhead |
| T38 | 38-pin connector |
| A2 | Positive connection (15), in dash panel wiring harness |
| A15 | Positive connection (15), in instrument wiring harness |
| A89 | Connection 2 (54) in dash panel wiring harness |
| A100 | Connection 2 (87) in dash panel wiring harness |
| A104 | Positive connection 2 (15), in dash panel wiring harness |
| B170 | Positive connection 2 (30), in interior wiring harness |
| D73 | Positive connection (54), in engine compartment wiring harness |
| D101 | Connection 1 in engine compartment wiring harness |
| * | see applicable current flow diagram for engine |
| *2 | Only models with electronic stabilisation program (ESP) |
Wiring Diagram VW POLO 2007 - Rear right speed sensor - Front right speed sensor - Rear left speed sensor - Front left speed sensor - ABS control unit
| G44 | Rear right speed sensor |
| G45 | Front right speed sensor |
| G46 | Rear left speed sensor |
| G47 | Front left speed sensor |
| J104 | ABS control unit |
| J503 | Control unit with display for radio and navigation |
| N99 | Front right ABS inlet valve |
| N100 | Front right ABS outlet valve |
| N101 | Front left ABS inlet valve |
| N102 | Front left ABS outlet valve |
| N133 | Rear right ABS inlet valve |
| N134 | Rear left ABS inlet valve |
| N135 | Rear right ABS outlet valve |
| N136 | Rear left ABS outlet valve |
| T8c | 8-pin connector |
| T8x | 8-pin connector, on left on bulkhead |
| T9a | 9-pin connector, on left on bulkhead |
| T38 | 38-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 |
| * | Only models with radio navigation system |
Wiring Diagram VW POLO 2007 - Lateral acceleration sender - Yaw rate sender - ESP sensor unit - ABS control unit - ABS return flow pump
| G200 | Lateral acceleration sender |
| G202 | Yaw rate sender |
| G419 | ESP sensor unit |
| J104 | ABS control unit |
| J105 | ABS return flow pump relay |
| J106 | ABS solenoid valve relay |
| N225 | Vehicle stabilization program switch valve 1 |
| N226 | Vehicle stabilization program switch valve 2 |
| N227 | Vehicle stabilization program high-pressure valve 1 |
| N228 | Vehicle stabilization program high-pressure valve 2 |
| T9a | 9-pin connector, on left on bulkhead |
| T38 | 38-pin connector |
| V39 | ABS return flow pump |
| 110 | Earth connection 2, in dash panel wiring harness |
| 439 | Earth connection 3, in dash panel wiring harness |
| 606 | Earth point, under the centre console near gear stick |
| 614 | Earth point 2, on right in engine compartment |
| * | Only models with electronic stabilisation program (ESP) |
Wiring Diagram VW POLO 2007 - TCS and ESP button - Tyre pressure monitor display button - ABS control unit
| E20 | Switch and instrument illumination regulator |
| E132 | Traction control system switch |
| E256 | TCS and ESP button |
| E492 | Tyre pressure monitor display button |
| J104 | ABS control unit |
| L71 | Traction control switch illumination bulb |
| L76 | Button illumination bulb |
| T8x | 8-pin connector, on left on bulkhead |
| T9a | 9-pin connector, on left on bulkhead |
| T38 | 38-pin connector |
| 110 | Earth connection 2, in dash panel wiring harness |
| A4 | Positive connection (58b), in dash panel wiring harness |
| A140 | Connection (TCS), in dash panel wiring harness |
| * | According to equipment |
Wiring Diagram VW POLO 2007 - Steering angle sender - ABS control unit - Control unit in dash panel insert
| G85 | Steering angle sender |
| J104 | ABS control unit |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K47 | ABS warning lamp |
| K155 | ESP and TCS warning lamp |
| K220 | Tyre pressure monitor warning lamp |
| T8c | 8-pin connector |
| T9a | 9-pin connector, on left on bulkhead |
| T11a | 11-pin connector, on left on bulkhead |
| T16a | 16-pin connector |
| T32a | 32-pin connector |
| T38 | 38-pin connector |
| T41 | 41-pin connector |
| 110 | Earth connection 2, in dash panel wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| A132 | Connection (TCS/ESP), in dash panel wiring harness |
| A140 | Connection (TCS), 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 electronic stabilisation program (ESP) |
VW POLO 2007 Overview of all control units
Overview of all control units | | |
| 1 - | ABS control unit with EDL -J104- |
| 2 - | Automatic gearbox control unit -J217- |
| 3 - | Glow plug activation control unit -J370- |
| 3 - | Automatic glow period control unit -J179- |
| 4 - | Power steering control unit -J500- |
| 5 - | Radiator fan control unit -J293- |
| 6 - | Engine control units -J248- , -J623- , -J361- , -J220- , -J687- , -J537- |
| 7 - | NOx sensor control unit -J583- |
| Polo | Fitting Locations | No. 805 / 2 |
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| On right of bulkhead in engine compartment ⇒ -1- | | |
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| Polo | Fitting Locations | No. 805 / 3 |
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| Connectors for ABS control unit -J104- |
| Polo | Fitting Locations | No. 805 / 4 |
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| Connectors for ABS control unit -J104- |
| Polo | Fitting Locations | No. 805 / 5 |
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VW POLO 2007 Glow plug activation control unit -J370- / automatic glow period control unit -J179- | | front left in engine compartment | | |
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| Polo | Fitting Locations | No. 805 / 6 |
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VW POLO 2007 Automatic gearbox control unit -J217-Automatic gearbox control unit -J217- | | in engine compartment before battery | | |
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| Polo | Fitting Locations | No. 805 / 7 |
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| Connectors for automatic gearbox control unit -J217- |
| A - | Automatic gearbox control unit -J217- |
| Polo | Fitting Locations | No. 805 / 8 |
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VW POLO 2007 Power steering control unit -J500-Power steering control unit -J500- | | In engine compartment, on front of left longitudinal member | | 3 - | Connector, depends on equipment -T3s- or -T4s- | | |
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| Polo | Fitting Locations | No. 805 / 9 |
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VW POLO 2007 Radiator fan control unit -J293-Radiator fan control unit -J293- | | Front left in engine compartment ⇒ -arrow A- | | |
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| Polo | Fitting Locations | No. 805 / 10 |
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VW POLO 2007 NOx sensor control unit -J583-NOx sensor control unit -J583- | | 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 |
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VW POLO 2007 Engine control unit - J...Engine control unit - J... | | On left of bulkhead ⇒ -arrow- | | |
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| Polo | Fitting Locations | No. 805 / 12 |
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| 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 |
| Polo | Fitting Locations | No. 805 / 13 |
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| Engine control unit - J... | Note: | Note: see respective current flow diagram for engine control unit. | | | |
| A - | Engine control unit, 121-pin |
Note:
| Note Connector T121 comprises an 81-pin connector and a 40-pin connector. |
| Polo | Fitting Locations | No. 805 / 14 |
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| Engine control unit - J... | Note: | Note: see respective current flow diagram for engine control unit. | | | |
| A - | Engine control unit, 154-pin |
Note:
| Note Connector T154 comprises a 94-pin and a 60-pin connector. |