VW POLO 2007 — Anti-lock Brake System (ABS) (Polo Limousine) . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW POLO 2007 - Battery - Starter - Alternator - Voltage regulator - Onboard power supply control unit

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
J519	Onboard power supply control unit
S162	Fuse -1- (30), in battery fuse holder
S163	Fuse -2- (30), in battery fuse holder
S178	Fuse -6- (30), in battery fuse holder
S179	Fuse -7- (30), in battery fuse holder
T1a	Single connector, on starter
T2x	2-pin connector, near dual tone horn
T2y	2-pin connector, on alternator
T6q	6-pin connector, (blue) in engine compartment, left
T11d	11-pin connector, (white) in engine compartment, left
T18a	18-pin connector, on onboard power supply control unit
1	Earth strap, battery body
507	Screw connection (30), on battery fuse holder
621	Earth point, onboard power supply battery

Wiring Diagram VW POLO 2007 - Ignition/starter switch

D	Ignition/starter switch
E19	Parking light switch
J17	Fuel pump relay
J519	Onboard power supply control unit
J643	Fuel supply relay
SB10	Fuse -10- on fuse holder
T5f	5-pin connector, on fuel supply relay
T6l	6-pin connector, on fuel pump relay
T8a	8-pin connector, on ignition/starter switch
T18a	18-pin connector, on onboard power supply control unit
T41a	41-pin connector, on turn signal switch
B111	Positive connection -1- (30a), in interior wiring harness
B491	Positive connection (75), in interior wiring harness
B500	Connection (86s), in interior wiring harness
B503	Positive connection -7- (30a), in interior wiring harness

Wiring Diagram VW POLO 2007 - Onboard power supply control unit - Data bus diagnostic interface - Terminal 30a wiring junction

E4	Headlight dipper/flasher switch
J59	X contact relief relay
J519	Onboard power supply control unit
J533	Data bus diagnostic interface
SB26	Fuse -26- on fuse holder
SB27	Fuse -27- on fuse holder
SB29	Fuse -29- on fuse holder
T3c	3-pin connector, (grey) in engine compartment, left
T6j	6-pin connector, on X contact relief relay
T16a	16-pin connector, on onboard power supply control unit
T16b	16-pin connector, near relay station
T18a	18-pin connector, on onboard power supply control unit
T41a	41-pin connector, on turn signal switch
TV3	Terminal 30a wiring junction
B150	Positive connection -2- (30a), in interior wiring harness
B159	Connection (diagnosis), in interior wiring harness
B231	Positive connection -5- (30a), in interior wiring harness

Wiring Diagram VW POLO 2007 - ABS with EDL control unit - Onboard power supply control unit - Brake light bulb - left - ABS inlet valve - front right - ABS outlet valve - front right - ABS inlet valve - front left - ABS outlet valve - front left

J104	ABS with EDL control unit
J519	Onboard power supply control unit
M9	Brake light bulb, left
N99	ABS inlet valve, front right
N100	ABS outlet valve, front right
N101	ABS inlet valve, front left
N102	ABS outlet valve, front left
SB23	Fuse -23- on fuse holder
T6b	6-pin connector, on tail light bulb, left
T9a	9-pin connector, in engine compartment, left
T11a	11-pin connector, (blue) in engine compartment, left
T18a	18-pin connector, on onboard power supply control unit
T42a	42-pin connector, on ABS with EDL control unit
B131	Connection (54), in interior wiring harness
B163	Positive connection -1- (15), in interior wiring harness
B165	Positive connection -2- (15), in interior wiring harness
B492	Positive connection -3- (15), in interior wiring harness
D73	Positive connection (54), in engine compartment wiring harness

Wiring Diagram VW POLO 2007 - ABS with EDL control unit - ABS return flow pump relay - Onboard power supply control unit

J104	ABS with EDL control unit
J105	ABS return flow pump relay
J519	Onboard power supply control unit
M10	Brake light bulb, right
T6a	6-pin connector, on tail light bulb, right
T11d	11-pin connector, (white) in engine compartment, left
T42a	42-pin connector, on ABS with EDL control unit
V39	ABS return flow pump
614	Earth point -2-, on right in engine compartment
B131	Connection (54), in interior wiring harness
B229	Connection (high bus), in interior wiring harness
D159	Connection (high bus), in engine compartment wiring harness

Wiring Diagram VW POLO 2007 - Front right speed sensor - Front left speed sensor - ABS with EDL control unit - ABS solenoid valve relay - Onboard power supply control unit - ABS inlet valve - rear right - ABS inlet valve - rear left - ABS outlet valve - rear right - ABS outlet valve - rear left

G45	Front right speed sensor
G47	Front left speed sensor
J104	ABS with EDL control unit
J106	ABS solenoid valve relay
J519	Onboard power supply control unit
N133	ABS inlet valve, rear right
N134	ABS inlet valve, rear left
N135	ABS outlet valve, rear right
N136	ABS outlet valve, rear left
T2bi	2-pin connector, on front left speed sensor
T2bk	2-pin connector, on front righ tspeed sensor
T9a	9-pin connector, in engine compartment, left
T42a	42-pin connector, on ABS with EDL control unit

Wiring Diagram VW POLO 2007 - Rear right speed sensoR - Rear left speed sensor - ABS with EDL control unit - Onboard power supply control unit

G44	Rear right speed sensor
G46	Rear left speed sensor
J104	ABS with EDL control unit
J519	Onboard power supply control unit
T2bj	2-pin connector, on rear left speed sensor
T2bl	2-pin connector, on rear right speed sensor
T11d	11-pin connector, (white) in engine compartment, left
T16a	16-pin connector, on onboard power supply control unit
T42a	42-pin connector, on ABS with EDL control unit
B230	Connection (low bus), in interior wiring harness
B510	Connection -1- (rear right speed sensor), in interior wiring harness
B511	Connection -2- (rear right speed sensor), in interior wiring harness
B512	Connection -1- (rear left speed sensor), in interior wiring harness
B513	Connection -2- (rear left speed sensor), in interior wiring harness
D160	Connection (low bus), in engine compartment wiring harness

Wiring Diagram VW POLO 2007 - Brake light switch - Cruise control system brake pedal switch (diesel direct injection system) - Control unit with display in dash panel insert - Onboard power supply control unit - Dash panel insert - ABS warning lamp - Dash panel insert light bulb

F	Brake light switch
F47	Cruise control system brake pedal switch (diesel direct injection system)
J285	Control unit with display in dash panel insert
J519	Onboard power supply control unit
K	Dash panel insert
K47	ABS warning lamp
L10	Dash panel insert light bulb
SB4	Fuse -4- on fuse holder
T4c	4-pin connector, on cruise control system brake pedal switch (diesel direct injection system)
T5d	5-pin connector, on onboard power supply control unit
T8b	8-pin connector, on dash panel insert
T11a	11-pin connector, (blue) in engine compartment, left
T32a	32-pin connector, on dash panel insert
279	Earth connection -5-, in interior wiring harness
284	Earth connection -6-, in interior wiring harness
285	Earth connection -7-, in engine compartment wiring harness
606	Earth point, under the centre console, near gear stick
B135	Connection -1- (15a), in interior wiring harness

Wiring Diagram VW POLO 2007 - Brake lining/pad wear sender - front left - Control unit with display in dash panel insert - Onboard power supply control unit - Dash panel insert - Brake pad/lining warning lamp

G34	Brake lining/pad wear sender, front left
J285	Control unit with display in dash panel insert
J519	Onboard power supply control unit
K	Dash panel insert
K32	Brake pad/lining warning lamp
T2co	2-pin connector, on brake lining/pad wear sender, front left
T6n	6-pin connector, (red) in engine compartment, left
T6p	6-pin connector, (yellow) in engine compartment, left
T8b	8-pin connector, on dash panel insert
T32a	32-pin connector, on dash panel insert
327	Earth connection (sender earth), in engine compartment wiring harness
401	Earth connection (sender earth), in interior wiring harness