VW GOLF 2006 – 2.0 l/85 kW Motronic, engine code BHY . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW GOLF 2006 - Battery - Starter - Alternator - Onboard power supply control unit

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
J519	Onboard power supply control unit
SA1	Fuse -1- on battery fuse holder
T2	2-Pin Connector
T2c	2-Pin Connector, near starter (only models not fitted with air conditioner)
T4t	4-Pin Connector, near starter (only models fitted with air conditioner)
1	Earth strap, battery body
12	Earth point, on left in engine compartment
652	Earth point, engine/gearbox earth
B508	Connection (DF), in interior wiring harness

Wiring Diagram VW GOLF 2006 - Ignition/starter switch - Cruise control system switch - Onboard power supply control unit - Steering column electronics control unit

D	Ignition/starter switch
E45	Cruise control system switch
E227	Cruise control system (CCS) button (Set)
J519	Onboard power supply control unit
J527	Steering column electronics control unit
T20d	20-Pin connector
43	Earth point, lower part of right A-pillar
374	Earth connection -9-, in main wiring harness
382	Earth connection -17-, in main wiring harness

Wiring Diagram VW GOLF 2006 - Terminal 30 voltage supply relay (458) - on E-box on left in engine compartment - Onboard power supply control unit - Steering column electronicsntrol unit

J317	Terminal 30 voltage supply relay (458), on E-box on left in engine compartment
J519	Onboard power supply control unit
J527	Steering column electronicsntrol unit
SB15	Fuse -15- on fuse holder
SB16	Fuse -16- on fuse holder
SB17	Fuse -17- on fuse holder
SB38	Fuse -38- on fuse holder
SB39	Fuse -39- on fuse holder
SB40	Fuse -40- on fuse holder
T14a	14-Pin Connector, near battery
T20d	20-Pin Connector
T26	26-Pin Connector
T40	40-Pin Connector

Wiring Diagram VW GOLF 2006 - Terminal 15 voltage supply relay (433) - in E-box on left in engine compartment - Onboard power supply control unit

J329	Terminal 15 voltage supply relay (433), in E-box on left in engine compartment
J519	Onboard power supply control unit
SB6	Fuse -6- on fuse holder
SB7	Fuse -7- on fuse holder
SB8	Fuse -8- on fuse holder
SB11	Fuse -11- on fuse holder
SB26	Fuse -26- on fuse holder
SB28	Fuse -28- on fuse holder
SB33	Fuse -33- on fuse holder
T40	40-Pin Connector
D78	Positive connection -1- (30a), in engine compartment wiring harness

Wiring Diagram VW GOLF 2006 - Motronic control unit - Onboard power supply control unit

J220	Motronic control unit
J519	Onboard power supply control unit
T80	80-Pin Connector
131	Earth connection -2-, in engine compartment wiring harness
607	Earth point, on left in plenum chamber
D78	Positive connection -1- (30a), in engine compartment wiring harness

Wiring Diagram VW GOLF 2006 - Fuel gauge sender - Fuel pump - Motronic control unit - Onboard power supply control unit - Ignition transformer

G	Fuel gauge sender
G6	Fuel pump
J220	Motronic control unit
J519	Onboard power supply control unit
N152	Ignition transformer
P	Spark plug connector
Q	Spark plugsFuse in fuse holder
T4a	4-Pin Connector
T5b	5-Pin Connector
T14a	14-Pin Connector, near battery
T80	80-Pin Connector
383	Earth connection -18-, in main wiring harness
642	Earth point, electronically controlled fan
654	Earth point, right D-pillar
A193	Connection (87a), in dash panel wiring harness

Wiring Diagram VW GOLF 2006 - Intake air temperature sender - Coolant temperature sender - Intake manifold pressure sender - Motronic control unit - Throttle valve control module

G42	Intake air temperature sender
G62	Coolant temperature sender
G71	Intake manifold pressure sender
G186	Throttle valve drive (electrically operated throttle)
G187	Throttle valve drive angle sender -1- (electrically operated throttle)
G188	Throttle valve drive angle sender -2- (electrically operated throttle)
J220	Motronic control unit
J388	Throttle valve control module
J519	Onboard power supply control unit
T6x	6-Pin Connector
T80	80-Pin Connector
220	Earth connection (sender earth), in engine wiring harness
D101	Connection -1-, in engine compartment wiring harness

Wiring Diagram VW GOLF 2006 - Engine speed sensor - Hall sender - Knock sensor II - Motronic control unit - Onboard power supply control unit

G28	Engine speed sensor
G40	Hall sender
G66	Knock sensor II
J220	Motronic control unit
J519	Onboard power supply control unit
T3b	3-Pin Connector
T80	80-Pin Connector
220	Earth connection (sender earth), in engine wiring harness
D101	Connection -1-, in engine compartment wiring harness

Wiring Diagram VW GOLF 2006 - Motronic control unit - Onboard power supply control unit - Knock sensor I - Injectors

G61	Knock sensor I
J220	Motronic control unit
J519	Onboard power supply control unit
N30	Injector, cylinder 1
N31	Injector, cylinder 2
N32	Injector, cylinder 3
N33	Injector, cylinder 4
T14a	14-Pin Connector, near battery
T80	80-Pin Connector
200	Earth connection (screening), in engine compartment wiring harness
D95	Connection (injectors), in engine compartment wiring harness

Wiring Diagram VW GOLF 2006 - Lambda probe after catalytic converter - Motronic control unit - Onboard power supply control unit - Active charcoal filter system solenoid valve 1 (pulsed)

G130	Lambda probe after catalytic converter
J220	Motronic control unit
J519	Onboard power supply control unit
N80	Active charcoal filter system solenoid valve 1 (pulsed)
T4v	4-Pin Connector, near catalytic converter
T4x	4-Pin Connector, bottom left on radiator
T14a	14-Pin Connector, near battery
T80	80-Pin Connector
B351	Connection -2- (87a), in main wiring harness
E30	Connection (87a), in engine wiring harness

Wiring Diagram VW GOLF 2006 - Lambda probe - Accelarator pedal position sender - Motronic control unit - Onboard power supply control unit

G39	Lambda probe
G79	Accelarator pedal position sender
G185	Accelarator pedal position sender -2-
J220	Motronic control unit
J519	Onboard power supply control unit
T4	4-Pin Connector
T6h	6-Pin Connector
T80	80-Pin Connector
E30	Connection (87a), in engine wiring harness

Wiring Diagram VW GOLF 2006 - Brake light switch - Radiator outlet coolant temperature sender - Motronic control unit - Onboard power supply control unit

F	Brake light switch
F47	Cruise control system brake pedal swotch
G83	Radiator outlet coolant temperature sender
J220	Motronic control unit
J519	Onboard power supply control unit
T80	80-Pin Connector
327	Earth connection (sender earth), in engine compartment wiring harness
A167	Positive connection -3- (30a), in dash panel wiring harness
B131	Connection (54), in interior wiring harness

Wiring Diagram VW GOLF 2006 - Clutch position sender - ABS and EDL/ESP control unit - Motronic control unit - Onboard power supply control unit

G476	Clutch position sender
J104	ABS and EDL/ESP control unit
J220	Motronic control unit
J519	Onboard power supply control unit
T5m	5-Pin Connector
T26	26-Pin Connector, on ABS and EDL/ESP control unit
T47	80-Pin Connector, on ABS and EDL/ESP control unit
T80	80-Pin Connector
B362	Connection -13- (87a), in main wiring harness
B383	Connection -1- (drive train CAN bus, high), in main wiring harness
B390	Connection -1- (drive train CAN bus, low), in main wiring harness

Wiring Diagram VW GOLF 2006 - Motronic control unit - Onboard power supply control unit - Fuses - Diagnostic socket

J220	Motronic control unit
J519	Onboard power supply control unit
SC5	Fuse -5- on fuse holder
SC6	Fuse -6- on fuse holder
SC30	Fuse -30- on fuse holder
T16	16-Pin Connector, diagnostic socket
T80	80-Pin Connector
A76	Connection (diagnosis wire K), in dash panel wiring harness
B135	Connection -1- (15a), in interior wiring harness
B163	Positive connection -1- (15), in interior wiring harness

Wiring Diagram VW GOLF 2006 - Control unit with display in dash panel insert - Onboard power supply control unit - Data bus diagnostic interface

J285	Control unit with display in dash panel insert
J519	Onboard power supply control unit
J533	Data bus diagnostic interface
T20	20-Pin Connector
T36	36-Pin Connector
B383	Connection -1- (drive train CAN bus, high), in main wiring harness
B390	Connection -1- (drive train CAN bus, low), in main wiring harness
B397	Connection -1- (convenience CAN bus, high), in main wiring harness
B406	Connection -1- (convenience CAN bus, low), in main wiring harness

Wiring Diagram VW GOLF 2006 - Fuel gauge - Coolant temperature gauge - Rev. Counter - Speedometer - Coolant shortage indicator sender - Control unit with display in dash panel insert

G1	Fuel gauge
G3	Coolant temperature gauge
G5	Rev. Counter
G21	Speedometer
G32	Coolant shortage indicator sender
J285	Control unit with display in dash panel insert
J519	Onboard power supply control unit
K2	Alternator warning lamp
K28	Coolant temperature/coolant shortage warning lamp
K31	Cruise control system (CCS) warning lamp
K83	Exhaust emissions warning lamp
K105	Reserve fuel warning lamp
K132	Electric power control fault lamp
T36	36-Pin Connector
269	Earth connection (sender earth) -1-, in dash panel wiring harness

Wiring Diagram VW GOLF 2006 - Oil pressure switch - Reversing light switch - Warning buzzer - Control unit with display in dash panel insert - Onboard power supply control unit

F1	Oil pressure switch
F4	Reversing light switch
H3	Warning buzzer
J285	Control unit with display in dash panel insert
J519	Onboard power supply control unit
K3	Oil pressure warning lamp
K28	Coolant temperature/coolant shortage warning lamp
T14a	14-Pin Connector, near battery
T36	36-Pin Connector
367	Earth connection -2-, in main wiring harness
602	Earth point, in footwell, front left
B277	Positive connection -1- (15a), in main wiring harness
B285	Positive connection -9- (15a), in main wiring harness