VW POLO 2007 — Climatronic (Polo Limousine), 1,4 l — 4MV/55 kW, engine code BBY (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 fuse box/battery
S163	Fuse -2- (30), in fuse box/battery
S177	Fuse -5- (30), in fuse box/battery
S180	Fuse -8- (30), in fuse box/battery
S269	Fuse -11- (30), in fuse box/battery
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), in fuse box/battery
621	Earth point, vehicle onboard power supply battery

Wiring Diagram VW POLO 2007 - Ignition/starter switch - X contact relief relay

D	Ignition/starter switch
E19	Parking light switch
J59	X contact relief relay
J519	Onboard power supply control unit
SB10	Fuse-10-infusebox
T6j	6-pin connector, on X contact relief 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
238	Earth connection -1-, in interior wiring harness
249	Earth connection -2-, in interior wiring harness
278	Earth connection -4-, in interior wiring harness
606	Earth connection -1-, in interior wiring harness
B111	Positive (+) connection -1- (30a), in interior wiring harness
B491	Positive (+) connection (75), in interior wiring harness
B493	Connection (75x), 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 - Climatronic control unit - fresh air blower - temperature sensor blower - fresh/recirculating air flap control motor

E159	Fresh air/air recirculating flap switch
G56	Dash panel temperature sensor
G143	Control motor potentiometer, air recirculation flap
J127	Control and regulating unit for air conditioner
J255	Climatronic control unit
J519	Onboard power supply control unit
K114	Fresh air/air recirculation warning lamp
L16	Fresh air control light bulb
SB36	Fuse -36- in fuse box
T6al	6-pin connector, on control and regulating unit for air conditioner
T6x	6-pin connector, on fresh/recirculating air flap control motor
T12g	12-pin connector, on climatronic control unit
T20a	20-pin connector, on climatronic control unit
V2	Fresh air blower
V42	Temperature sensor blower
V154	Fresh/recirculating air flap control motor
606	Earth point, under centre console, near gear stick
L5	Connection -1-, in air conditioner wiring harness
L31	Connection (5V), in air conditioner wiring harness

Wiring Diagram VW POLO 2007 - Climatronic control unit - temperature flap control motor - central flap control motor - control motor potentiometer - temperature flap

G92	Control motor potentiometer, temperature flap
G112	Control motor potentiometer, central flap
G267	Temperature selection rotary knob potentiometer
J255	Climatronic control unit
J519	Onboard power supply control unit
T6aj	6-pin connector, on central flap control motor
T6w	6-pin connector, on temperature flap control motor
T20a	20-pin connector, on climatronic control unit
V68	Temperature flap control motor
V70	Central flap control motor
L31	Connection (5V), in air conditioner wiring harness

Wiring Diagram VW POLO 2007 - Climatronic control unit - Fresh air intake duct temperature sensor - vent temperature sender - centre and footwell - defroster - flap control motor

G89	Fresh air intake duct temperature sensor
G135	Control motor potentiometer, defroster flap
G191	Vent temperature sender, centre
G192	Vent temperature sender, footwell
G263	Evaporator outflow temperature sender
J255	Climatronic control unit
J519	Onboard power supply control unit
T2av	2-pin connector, on vent temperature sender, centre
T2aw	2-pin connector, on vent temperature sender, footwell
T2ax	2-pin connector, on evaporator outflow temperature sender
T2bh	2-pin connector, on fresh air intake duct temperature sensor
T6ah	6-pin connector, on temperature flap control motor
T20a	20-pin connector, on climatronic control unit
V107	Defroster flap control motor
L:31	Connection (5V), in air conditioner wiring harness

Wiring Diagram VW POLO 2007 - Climatronic control unit - Terminal 30a junction box

J255	Climatronic control unit
J519	Onboard power supply control unit
K	Dash panel insert
TV3	Terminal 30a junction box
T3c	3-pin connector, (grey) in engine compartment, left
T5d	5-pin connector, on onboard power supply control unit
T8b	8-pin connector, on dash panel insert
T16b	16-pin connector, near relay station, self-diagnosis connection
T16e	16-pin connector, on climatronic control unit
42	Earth point, next to steering column
279	Earth connection -5-, in interior wiring harness
284	Earth connection -6-, in interior wiring harness
285	Earth connection -7-, in interior wiring harness
606	Earth point, under centre console, near gear stick
B150	Positive (+) connection -2- (30a), in interior wiring harness

Wiring Diagram VW POLO 2007 - Climatronic control unit - compressor regulating valve - air conditioning system

J255	Climatronic control unit
J519	Onboard power supply control unit
K	Dash panel insert
N280	Compressor regulating valve, air conditioning system
T2bc	2-pin connector, near dual tone horn
T2bd	2-pin connector, near compressor
T11c	11-pin connector, (brown) in engine compartment, left
T12g	12-pin connector, on climatronic control unit
T16b	16-pin connector, near relay station, self-diagnosis connection
T16e	16-pin connector, on climatronic control unit
T18b	18-pin connector, on onboard power supply control unit
T32a	32-pin connector, on dash panel insert
167	Earth connection -4-, in engine compartment wiring harness
B506	Positive (+) connection -5- (30a), in interior wiring harness
B507	Connection (convenience CAN bus, high), in interior wiring harness
B231	Connection (convenience CAN bus, low), in interior wiring harness

Wiring Diagram VW POLO 2007 - Climatronic control unit - sunlight penetration photo sensor - high pressure sender - data bus diagnostic interface

G65	High pressure sender
G107	Sunlight penetration photo sensor
J255	Climatronic control unit
J519	Onboard power supply control unit
J533	Data bus diagnostic interface
T2bf	2-pin connector, on sunlight penetration photo sensor
T3k	3-pin connector, on high pressure sender
T11c	11-pin connector, brown, in engine compartment, left
T12g	12-pin connector, on air conditioning system control unit
T16a	16-pin connector, on onboard power supply control unit
T16b	16-pin connector, near relay station, self-diagnosis connection
T16e	16-pin connector, on climatronic control unit
T18a	18-pin connector, on onboard power supply control unit
167	Earth connection -4-, in engine compartment wiring harness
B149	Positive (+) connection -2- (15a), in interior wiring harness
B159	Connection (diagnosis), in interior wiring harness
D136	Connection -1- (air conditioner pressure switch), in engine compartment wiring harness

Wiring Diagram VW POLO 2007 - Radiator fan control unit - Vehicle voltage control unit - Radiator fan

J293	Radiator fan control unit
J519	Onboard power supply control unit
T3e	3-pin connector, in engine compartment, left
T4r	4-pin connector, on radiator fan control unit
T6k	6-pin connector, on radiator fan control unit
V7	Radiator fan
167	Earth connection -4-, in engine compartment wiring harness

Wiring Diagram VW POLO 2007 - Radiator fan thermo-switch - radiator fan control unit

E22	Intermittent wiper switch
F	Brake light switch
F18	Radiator fan thermo-switch
J293	Radiator fan control unit
J519	Onboard power supply control unit
SB16	Fuse -16- in fuse box
SB18	Fuse -18- in fuse box
SB24	Fuse -24- in fuse box
SB26	Fuse -26- in fuse box
SB29	Fuse -29- in fuse box
T3f	3-pin connector, on radiator fan thermo-switch, radiator fan
T4c	4-pin connector, on brake light switch
T4r	4-pin connector, on radiator fan control unit
T6g	6-pin connector, on onboard power supply control unit
T6k	6-pin connector, on radiator fan control unit
T41a	41-pin connector, on turn signal switch
167	Earth connection -4-, in engine compartment wiring harness
B165	Positive (+) connection -2- (15), in interior wiring harness