VW GOLF CABRIOLET 2012 – Earthing concept . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth strap - battery - body - Earth point - on gearbox - Earth connection 2 - in engine compartment wiring harness - Earth point - on left in plenum chamber - Earth point - engine and gearbox earth

A	Battery
G70	Air mass meter
J367	Battery monitor control unit
J500	Power steering control unit, on front axle carrier
J623	Engine control unit
T2a	2-pin connector
T5d	5-pin connector
T94	94-pin connector
V50	Coolant circulation pump
V187	Electromechanical power steering motor
131	Earth connection 2, in engine compartment wiring harness
*	Only models with start/stop system
*2	Only models with no start/stop system
*3	Only models with diesel engine
*4	Up to October 2011

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 22 - in main wiring harness

G65	High-pressure sender
G238	Air quality sensor
J446	Parking aid control unit
J533	Data bus diagnostic interface
J745	Control unit for cornering light and headlight range control
J791	Park assist steering control unit
T3as	3-pin connector
T3c	3-pin connector
T16m	16-pin connector
T20c	20-pin connector
T26h	26-pin connector
W6	Glove compartment light
W10	Right footwell light
387	Earth connection 22, in main wiring harness
*	Only right-hand drive models
*2	From November 2011
*3	Only left-hand drive models
*4	Up to October 2011

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth point - lower part of right A-pillar - Earth connection 1 - in main wiring harness - Earth connection 22 - in main wiring harness - Earth connection 26 - in main wiring harness

G476	Clutch position sender
J13	Fresh air blower relay
J485	Auxiliary heater operation relay
J519	Onboard supply control unit
T5m	5-pin connector
T16r	16-pin connector
T52a	52-pin connector
U31	Diagnostic connection
Z20	Left washer jet heater element
Z21	Right washer jet heater element
366	Earth connection 1, in main wiring harness
387	Earth connection 22, in main wiring harness
391	Earth connection 26, in main wiring harness
*	Only models with no start/stop system
*2	Only models with start/stop system
*3	Only left-hand drive models
*4	Only right-hand drive models

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 1 - in main wiring harness - Earth connection 23 - in main wiring harness - Earth connection 29 - in main wiring harness

E1	Light switch
E229	Hazard warning lights button
E266	Parking aid button
E581	Park assist steering button
E693	Start/Stop operation button
J519	Onboard supply control unit
J532	Voltage stabiliser
K6	Indicator lamp for hazard warning light
K136	Parking aid warning lamp
K241	Warning light for park assist steering
L76	Button illumination bulb
T6	6-pin connector
T6au	6-pin connector
T6av	6-pin connector
T6ax	6-pin connector
T10h	10-pin connector
T12ac	12-pin connector
T52b	52-pin connector
T52c	52-pin connector
366	Earth connection 1, in main wiring harness
388	Earth connection 23, in main wiring harness
394	Earth connection 29, in main wiring harness
*	Only right-hand drive models
*2	Only left-hand drive models
*3	Only models with start/stop system
*4	Up to October 2011

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 23 - in main wiring harness

E16	Heater/heat output switch
E20	Switch and instrument illumination regulator
E102	Headlight range control regulator
E137	Convertible roof actuation button
E313	Selector lever
E492	Tyre Pressure Loss Indicator button
F9	Handbrake warning switch
F319	Selector lever locked in position P switch
J255	Climatronic control unit
J301	Air conditioning system control unit
L76	Button illumination bulb
L105	Illumination regulator illumination bulb
T6ak	6-pin connector
T8e	8-pin connector
T10s	10-pin connector, under selector lever
T12ad	12-pin connector
T20c	20-pin connector
388	Earth connection 23, in main wiring harness
*	Only right-hand drive models
*2	Only left-hand drive models

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 2 - in main wiring harness - Earth connection 23 - in main wiring harness - Earth connection 24 - in main wiring harness - Earth point - on top end of steering column

E256	TCS and ESP button
E387	Shock absorber damping adjustment button
G273	Interior monitoring sensor
G384	Vehicle inclination sender
G578	Anti-theft alarm sensor
J59	X-contact relief relay
J285	Control unit in dash panel insert
J329	Terminal 15 voltage supply relay
J527	Steering column electronics control unit
L76	Button illumination bulb
T4ap	4-pin connector
T6ad	6-pin connector
T6aw	6-pin connector
T16r	16-pin connector
T32	32-pin connector
367	Earth connection 2, in main wiring harness
388	Earth connection 23, in main wiring harness
389	Earth connection 24, in main wiring harness
*	Only left-hand drive models
*2	Only right-hand drive models
*3	From November 2011
*4	Up to October 2011

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 15 - in main wiring harness - Earth connection 24 - in main wiring harness

F	Brake light switch
F147	Driver vanity mirror contact switch
F148	Front passenger vanity mirror contact switch
G34	Front left brake pad wear sender
G397	Rain and light sensor
J682	Terminal 50 voltage supply relay
J869	Control unit for structure-borne sound
T3ae	3-pin connector
T4bc	4-pin connector
T6b	6-pin connector
T8ak	8-pin connector
T12ab	12-pin connector
W1	Front interior light
W9	Left footwell light
W14	Front passenger side illuminated vanity mirror
W20	Driver side illuminated vanity mirror
Y7	Automatic anti-dazzle interior mirror
380	Earth connection 15, in main wiring harness
389	Earth connection 24, in main wiring harness
B380	Connection 2 (brake pad wear indicator), in main wiring harness
*	Only left-hand drive models
*2	From November 2011
*3	Only models with start/stop system
*4	Up to October 2011

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 5 - in engine compartment wiring harness - Earth connection 11 - in main wiring harness - Earth connection 16 - in main wiring harness - Earth point - on left headlight

F34	Brake fluid level warning contact
H2	Treble horn
H7	Bass horn
J400	Wiper motor control unit
J743	Mechatronic unit for dual clutch gearbox
L174	Left daytime running light bulb
M1	Left side light bulb
MX1	Front left headlight
M5	Front left turn signal bulb
M29	Left headlight dipped beam bulb
M30	Left headlight main beam bulb
T4q	4-pin connector
T10i	10-pin connector
T14e	14-pin connector
T20e	20-pin connector
T25	25-pin connector
V48	Left headlight range control motor
V216	Driver side windscreen wiper motor
201	Earth connection 5, in engine compartment wiring harness
376	Earth connection 11, in main wiring harness
381	Earth connection 16, in main wiring harness
*	Only models with dual clutch gearbox 02E
*2	Only models with dual clutch gearbox 0AM
*3	From November 2011
*4	Only left-hand drive models
*5	Only models with gas discharge headlights
*6	Only models with no gas discharge headlights
*7	Up to October 2011
*8	Only right-hand drive models

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 13 - in main wiring harness - Earth connection 16 - in main wiring harness - Earth connection 27 - in main wiring harness - Earth point - on right headlight

F266	Bonnet contact switch
G266	Oil level and oil temperature sender
J179	Automatic glow period control unit
L22	Left fog light bulb
L148	Left cornering light bulb
N280	Air conditioner compressor regulating valve
T2bc	2-pin connector
T2n	2-pin connector, near right headlight, near left headlight
T4t	4-pin connector, front left in engine compartment, black
T6z	6-pin connector, near left headlight
T11b	11-pin connector
V11	Headlight washer system pump
V50	Coolant circulation pump
V277	Fuel pump 2
378	Earth connection 13, in main wiring harness
381	Earth connection 16, in main wiring harness
392	Earth connection 27, in main wiring harness
*	Only models with 2.0l engine
*2	Only models with diesel engine
*3	Only models with basic equipment
*4	From November 2011

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 13 - in main wiring harness - Earth connection 28 - in main wiring harness

H12	Alarm horn
J364	Auxiliary heater control unit
L23	Right fog light bulb
L149	Right cornering light bulb
L175	Right daytime running light bulb
MX2	Front right headlight
M3	Right side light bulb
M7	Front right turn signal bulb
M31	Right headlight dipped beam bulb
M32	Right headlight main beam bulb
T2bd	2-pin connector
T2g	2-pin connector
T3f	3-pin connector
T10j	10-pin connector
T14f	14-pin connector
V49	Right headlight range control motor
378	Earth connection 13, in main wiring harness
393	Earth connection 28, in main wiring harness
*	Up to October 2011
*2	Only right-hand drive models
*3	Only models with no gas discharge headlights
*4	Only models with gas discharge headlights

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 1 - in rear wiring harness - Earth connection 2 - in rear wiring harness - Earth connection 3 - in rear wiring harness - Earth connection 18 - in main wiring harness - Earth connection 21 - in main wiring harness - Earth point 2 - in rear right side panel

E234	Rear lid handle release button
G6	Fuel system pressurisation pump
J345	Trailer detector control unit
J538	Fuel pump control unit
L46	Rear left fog light bulb
M4	Left tail light bulb
M16	Left reversing light bulb
M25	Additional brake light bulb
T3aw	3-pin connector
T4bs	4-pin connector
T5b	5-pin connector
T10n	10-pin connector
T12h	12-pin connector
T13	13-pin connector
U10	Trailer socket
86	Earth connection 1, in rear wiring harness
87	Earth connection 2, in rear wiring harness
196	Earth connection 3, in rear wiring harness
383	Earth connection 18, in main wiring harness
386	Earth connection 21, in main wiring harness
*	Up to October 2011
*2	From November 2011
*3	Only models with no reversing camera system
*4	Only models with reversing camera system
*5	Only models with petrol engine
*6	Only models with diesel engine

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 1 - in rear wiring harness - Earth connection 2 - in rear wiring harness - Earth connection - in bumper wiring harness

F5	Luggage compartment light switch
J250	Electronically controlled damping control unit, in rear right side panel
L47	Rear right fog light bulb
M2	Right tail light bulb
M8	Rear right turn signal bulb
M17	Right reversing light bulb
M22	Right brake and tail light bulb
R149	Remote control receiver for auxiliary coolant heater
T2aj	2-pin connector, in rear right side panel
T3av	3-pin connector
T3ax	3-pin connector
T4ab	4-pin connector
T6j	6-pin connector
T8l	8-pin connector, in rear right side panel
T10kn	10-pin connector, in rear right side panel
T47d	47-pin connector
U5	12 V socket, on right in luggage compartment
V54	Metering pump
V139	Rear lid release motor
X4	Left number plate light
X5	Right number plate light
86	Earth connection 1, in rear wiring harness
87	Earth connection 2, in rear wiring harness
345	Earth connection, in bumper wiring harness
*	Only models with park assist steering
*2	Only models with parking aid (PDC)
*3	From November 2011
*4	Up to October 2011

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 1 - in seat heating wiring harness - Earth point - in front left footwell

G59	Driver seat temperature sensor
J126	Fresh air blower control unit
J774	Heated front seats control unit, under driver seat
T2d	2-pin connector, under driver seat
T4l	4-pin connector, under driver seat
T6t	6-pin connector, brown
T8z	8-pin connector
T10a	10-pin connector, under driver seat
T10k	10-pin connector, black
V2	Fresh air blower
Z6	Heated seat cushion for driver seat
Z7	Heated backrest for driver seat
Z35	Auxiliary air heater element
96	Earth connection 1, in seat heating wiring harness
*	Only models with Climatronic
*2	From November 2011
*3	Only models with no Climatronic
*4	Up to October 2011

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 2 - in seat heating wiring harness - Earth connection 25 - in main wiring harness - Earth connection 15 - in interior wiring harness

G60	Front passenger seat temperature sensor
J29	Blocking diode
J387	Front passenger door control unit
J389	Rear right door control unit
L28	Cigarette lighter illumination bulb
T2e	2-pin connector, under front passenger seat
T4m	4-pin connector, under front passenger seat
T10b	10-pin connector, under front passenger seat
T18d	18-pin connector
T20b	20-pin connector
T28a	28-pin connector, in right A-pillar coupling station
U1	Cigarette lighter
U18	12 V socket 2, in rear centre console
V27	Rear right window regulator motor
V148	Front passenger side window regulator motor
Z8	Heated seat cushion for front passenger seat
Z9	Heated backrest for front passenger seat
136	Earth connection 2, in seat heating wiring harness
390	Earth connection 25, in main wiring harness
459	Earth connection 15, in interior wiring harness

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 2 - in radio wiring harness - Earth connection 5 - in main wiring harness - Earth connection 6 - in main wiring harness - Earth point (audio) - front below centre console

J503	Control unit with display for radio and navigation
J650	Multimedia system control unit
R	Radio
R12	Amplifier
R41	CD changer
R189	Reversing camera
T4bt	4-pin connector, in rear lid
T12d	12-pin connector
T12t	12-pin connector
T16b	16-pin connector
T23	23-pin connector
256	Earth connection 2, in radio wiring harness
370	Earth connection 5, in main wiring harness
371	Earth connection 6, in main wiring harness
610	Earth point (audio), front below centre console
*	Only models with CD changer
*2	Only models with connection for external audio sources with no electrical interface
*3	Only models with connection for external multi-media devices with electrical interface

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 2 - in interior wiring harness - Earth point - rear left side panel

E734	Telematics button module
J256	Convertible roof actuation control unit
J412	Mobile telephone operating electronics control unit, in front right footwell
L76	Button illumination bulb
R126	Telephone bracket
T6at	6-pin connector
T10aj	10-pin connector
T10ak	10-pin connector, on left in luggage compartment
T10f	10-pin connector, behind glove compartment
T16t	16-pin connector
T54	54-pin connector
Z1	Heated rear window
249	Earth connection 2, in interior wiring harness
*	Only models with charger unit for telephone
*2	Only models with button module
*3	According to equipment

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth point - lower part of left A-pillar - Earth point - in front right footwell - Earth point - on left in luggage compartment - Earth connection 4 - in main wiring harness

J104	ABS control unit
J386	Driver door control unit
J388	Rear left door control unit
M6	Rear left turn signal bulb
M21	Left brake and tail light bulb
T3au	3-pin connector
T18c	18-pin connector
T20a	20-pin connector
T28	28-pin connector, in left A-pillar coupling station
T47c	47-pin connector
V26	Rear left window regulator motor
V147	Driver side window regulator motor
W3	Luggage compartment light
369	Earth connection 4, in main wiring harness

Wiring Diagram VW GOLF CABRIOLET 2012 - Earth connection 1 - in engine compartment wiring harness - Earth connection 14 - in main wiring harness - Earth point for electronically controlled fan

J293	Radiator fan control unit
N70	Ignition coil 1 with output stage
N79	Heater element for crankcase breather
N127	Ignition coil 2 with output stage
N152	Ignition transformer
N291	Ignition coil 3 with output stage
N292	Ignition coil 4 with output stage
T2v	2-pin connector
T4aa	4-pin connector
T4x	4-pin connector
T14a	14-pin connector, near battery
V7	Radiator fan
V50	Coolant circulation pump
V177	Radiator fan 2
V178	Coolant circulation pump 2
85	Earth connection 1, in engine compartment wiring harness
379	Earth connection 14, in main wiring harness
*	Only models with increased fan output
*2	Only models with crankcase breather heater element
*3	According to equipment
*4	see applicable current flow diagram for engine

VW GOLF CABRIOLET 2012 Overview of control units

Overview of control units

-	Main beam assist control unit -J844-

-	Control unit in dash panel insert -J285-

q	Connector assignment of 52-pin connector -T52 A--black-

q	Connector assignment of 52-pin connector -T52 B--white-

q	Connector assignment of 52-pin connector -T52 C--brown-

q	Connector assignment from November 2011

q	Connector assignment from November 2014

q	Connector assignment from November 2011

q	Connector assignment from November 2014

q	Connector assignment

VW GOLF CABRIOLET 2012 Auxiliary heater control unit J364 Auxiliary heater control unit -J364- Fitting location: under front bumper on right

1 -	Auxiliary heater control unit -J364-

A -	8-pin connector -T8f-

B -	2-pin connector -T2g-

Back to overview VW GOLF CABRIOLET 2012 Airbag control unit J234 Airbag control unit -J234- Fitting location: under centre console, front

1 -	Airbag control unit -J234-

A -	100-pin connector -T100-

Back to overview VW GOLF CABRIOLET 2012 Control unit for cornering light and headlight range control J745 Control unit for cornering light and headlight range control -J745- Fitting location: Left-hand drive models: on right of glove compartment Right-hand drive models: on left of glove compartment   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

1 -	Control unit for cornering light and headlight range control -J745-

A -	26-pin connector -T26h-

Back to overview VW GOLF CABRIOLET 2012 Voltage stabiliser J532 Voltage stabiliser -J532- Fitting location: Left-hand drive models: on left under dash panel, near onboard supply control unit Right-hand drive models: on right under dash panel, near onboard supply control unit   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

1 -	Voltage stabiliser -J532-

2 -	12-pin connector -T12ac-

Back to overview VW GOLF CABRIOLET 2012 Fresh air blower control unit J126 Fresh air blower control unit -J126- Fitting location: on heater and air conditioner unit, front passenger footwell

1 -	Fresh air blower control unit -J126-

A -	2-pin connector -T2-

B -	6-pin connector -T6t-

Back to overview VW GOLF CABRIOLET 2012 Front passenger door control unit J387 Front passenger door control unit -J387- Fitting location: behind door trim -arrow- Left-hand drive models: behind front right door trim Right-hand drive models: behind front left door trim   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

1 -	Front passenger door control unit -J387-

A -	32-pin connector -T32b-

B -	16-pin connector -T16g-

C -	20-pin connector -T20b-

Back to overview VW GOLF CABRIOLET 2012 Light sensor -G399- / main beam assist control unit -J844- / automatic anti-dazzle interior mirror -Y7- Fitting location: on front of interior mirror

1 -	Light sensor -G399-

-	Main beam assist control unit -J844-

-	Automatic anti-dazzle interior mirror -Y7-

A -	8-pin connector -T8ak-

Back to overview VW GOLF CABRIOLET 2012 Data bus diagnostic interface J533 Data bus diagnostic interface -J533- Fitting location: Left-hand drive models: on left under dash panel, near centre console Right-hand drive models: on right under dash panel, near onboard supply control unit -J519-   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

1 -	Data bus diagnostic interface -J533-

A -	20-pin connector -T20-

Back to overview VW GOLF CABRIOLET 2012 Driver door control unit J386 Driver door control unit -J386- Fitting location: behind door trim -arrow- Left-hand drive models: behind front left door trim Right-hand drive models: behind front right door trim   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

1 -	Driver door control unit -J386-

A -	32-pin connector -T32a-

B -	16-pin connector -T16a-

C -	20-pin connector -T20a-

Back to overview

VW GOLF CABRIOLET 2012 Steering column electronics control unit J527

Steering column electronics control unit -J527-

1 -	Steering column electronics control unit -J527-

Fitting location:

q	at top of steering column

Connectors:

q	-A-16-pin connector -T16r-

q	-B-4-pin connector -T4k-

Connector assignment -T16r-

1 -	Terminal -30a-

2 -	Terminal -31-

3 -	Connection 1 (convenience CAN bus, low), in main wiring harness -B406-

4 -	Connection 1 (convenience CAN bus, high), in main wiring harness -B397-

5 -	Engine control unit -J623- (CCS)

6 -	Engine control unit -J623- , models with start/stop system, (terminal 50)

-	Onboard supply control unit -J519- , models with no start/stop system, (terminal 50)

7 -

-

8 -

-

9 -

-

10 -

-

11 -	Selector lever locked in position P switch -F319-

12 -	Connection 1 (powertrain CAN bus, low), in main wiring harness -B390-

13 -	Connection 6 (powertrain CAN bus, high), in main wiring harness -B388-

14 -	Terminal -15a-

15 -

-

16 -

-

Connector assignment -T4k-

1 -	Airbag control unit -J234- +

2 -	Airbag control unit -J234- -

3 -

-

4 -

-

Back to overview

VW GOLF CABRIOLET 2012

Dash panel insert -K- / control unit in dash panel insert -J285- / immobiliser control unit -J362-

1 -	Dash panel insert -K-

Connector assignment:

q	-A-32-pin connector -T32-

Connector assignment -T32-

1 -	Fuel gauge sender -G- (full), fuel pump control unit -J538-

2 -	Fuel gauge sender -G- (empty), fuel pump control unit -J538-

3 -

-

4 -

-

5 -

-

6 -

-

7 -	Immobiliser reader coil -D2-

8 -	Immobiliser reader coil -D2-

9 -	Output for speed signal

10 -

-

11 -	Oil level and oil temperature sender -G266-

12 -

-

13 -

-

14 -

-

15 -	Front left brake pad wear sender -G34-

16 -	Terminal 31

17 -	Windscreen washer fluid level sender -G33-

18 -	Coolant shortage indicator sender -G32-

19 -	Ambient temperature sensor -G17-

20 -	Earth connection 1 (sender earth) in main wiring harness -410-

21 -

-

22 -

-

23 -

-

24 -

-

25 -	Handbrake warning switch -F9-

26 -	Brake fluid level warning contact -F34-

27 -	Oil pressure switch -F1-

28 -	Data bus diagnostic interface -J533- (CAN bus, high)

29 -	Data bus diagnostic interface -J533- (CAN bus, low)

30 -

-

31 -	Terminal 15a

32 -	Terminal 30a

VW GOLF CABRIOLET 2012 Overview of earth points in engine compartment

Back to overview VW GOLF CABRIOLET 2012 Onboard supply control unit J519 52-pin connector -T52 B- black -A- https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  Terminal 30a 2 -  - 3 -  Luggage compartment light -W3- (from November 2011) 4 -  Left washer jet heater element -Z20-  -  Right washer jet heater element -Z21- 5 -  Left headlight main beam bulb -M30-  -  Front left headlight -MX1-  -  Output module for left headlight -J667- (from November 2011) 6 -  Front left headlight -MX1-  -  Control unit for left daytime running light and side light -J860-  -  Left daytime running light bulb -L174- 7 -  - 8 -  - 9 -  Rear right turn signal bulb -M8- 10 -  Front left turn signal bulb -M5- 11 -  Front left headlight -MX1-  -  Left gas discharge bulb control unit -J343-  -  Left gas discharge (xenon) bulb -L13-  -  Left headlight dipped beam bulb -M29- 12 -  - 13 -  Rear lid handle release button -E234- 14 -  Bonnet contact switch -F266- 15 -  - 16 -  Reversing light switch -F4- 17 -  Rear fog light switch -E18- 18 -  Light switch -E1- Daytime running light 19 -  Light switch -E1- Side light terminal 58 20 -  Light switch -E1- Driving light assist 21 -  Fog light switch -E7- 22 -  Light switch -E1- Dipped beam terminal 56 23 -  Terminal 31 24 -  Terminal 30a 25 -  Left fog light bulb -L22-  -  Left cornering light bulb -L148- 26 -  Right brake and tail light bulb -M22- 27 -  Left tail light bulb -M4- (left-hand drive models)  -  Right tail light bulb -M2- (right-hand drive models) 28 -  Front right headlight -MX2-  -  Control unit for right daytime running light and side light -J861-  -  Right daytime running light bulb -L175-  -  Right LED module for daytime running light and side light -L177- 29 -  Rear lid lock unit -F256- 30 -  - 31 -  - 32 -  - 33 -  - 34 -  - 35 -  Heater/heat output switch -E16- 36 -  Interior monitoring deactivation switch -E267- 37 -  - 38 -  - 39 -  - 40 -  - 41 -  - 42 -  Terminal 31 43 -  Windscreen and rear window washer pump -V59- 44 -  Right side light bulb -M3- 45 -  High-level brake light bulb -M25- 46 -  Tank filler flap locking motor -V155- 47 -  - 48 -  - 49 -  - 50 -  - 51 -  - 52 -  - Back to overview     52-pin connector -T52 B- white-B- https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  Terminal 30a 2 -  Windscreen and rear window washer pump -V59- 3 -  - 4 -  - 5 -  Tank filler flap locking motor -V155- 6 -  - 7 -  - 8 -  - 9 -  - 10 -  - 11 -  Rear lid release motor -V139- 12 -  Terminal 15 voltage supply relay -J329- 13 -  - 14 -  Heater/heat output switch -E16-  -  Heated rear window warning lamp -K10- 15 -  Switch and instrument illumination regulator -E20- 16 -  - 17 -  - 18 -  - 19 -  - 20 -  - 21 -  Heated front seats control unit -J774- 22 -  Heated rear window relay -J9- 23 -  - 24 -  Indicator lamp for hazard warning light -K6- 25 -  - 26 -  - 27 -  - 28 -  X-contact relief relay -J59- 29 -  Engine control unit -J623- (vehicles with no start/stop system)  -  Terminal 50 voltage supply relay -J682- (vehicles with no start/stop system) 30 -  Switch and instrument illumination regulator -E20- 31 -  - 32 -  - 33 -  Wiper motor control unit -J400-  -  Rain and light sensor -G397- LIN bus 34 -  - 35 -  - 36 -  Interior monitoring sensor -G273- (LIN)  -  Vehicle inclination sender -G384- (LIN)  -  Anti-theft alarm sensor -G578- (LIN)  -  Alarm horn -H12- 37 -  Interior monitoring off warning lamp -K162- 38 -  Fuel pump control unit -J538-  -  Fuel supply relay -J643- 39 -  - 40 -  Headlight washer system relay -J39- 41 -  Dual tone horn relay -J4- 42 -  Terminal 30a 43 -  Positive connection 1 (30g), in main wiring harness -B559- 44 -  - 45 -  - 46 -  - 47 -  - 48 -  - 49 -  - 50 -  Left footwell light -W9-  -  Right footwell light -W10- 51 -  Terminal 58d 52 -  Terminal 31 Back to overview 52-pin connector -T52 C- brown -C- https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  - 2 -  - 3 -  Right tail light bulb -M2- 4 -  Left brake and tail light bulb -M21- 5 -  Terminal 31 6 -  - 7 -  Hazard warning lights button -E229- 8 -  - 9 -  - 10 -  Front interior light -W1- Terminal TK 11 -  - 12 -  - 13 -  Terminal 15a 14 -  Terminal 15a 15 -  Connection 1 (convenience CAN bus, high), in main wiring harness -B397-  -  Data bus diagnostic interface -J533- 16 -  Connection 1 (convenience CAN bus, low), in main wiring harness -B407-  -  Data bus diagnostic interface -J533- 17 -  Brake light switch -F- 18 -  - 19 -  - 20 -  - 21 -  - 22 -  - 23 -  - 24 -  - 25 -  Right fog light bulb -L23-  -  Right cornering light bulb -L149- 26 -  Front left headlight -MX1-  -  Left side light bulb -M1-  -  Control unit for left daytime running light and side light -J860-  -  Left LED module for daytime running light and side light -L176- 27 -  Left number plate light -X4-  -  Right number plate light -X5- 28 -  Connection (RL), in dash panel wiring harness -A87-  -  Right reversing light bulb -E234-  -  Left reversing light bulb -M16-  -  Right reversing light bulb -M17-  -  Reversing camera -R189- 29 -  - 30 -  Clutch position sender -G476-  -  Mechatronic unit for dual clutch gearbox -J743-  -  Terminal 31 (models with start/stop system) 31 -  Terminal 15a 32 -  Connection (61), in interior wiring harness -B177-  -  Alternator -C-  -  Heater/heat output switch -E16- (models with start/stop system) 33 -  - 34 -  Voltage stabiliser -J532- (models with start/stop system)  -  Starter relay 2 -J907- (models with start/stop system)  -  Engine control unit -J623- (models with start/stop system) 35 -  Switch and instrument illumination regulator -E20- 36 -  - 37 -  - 38 -  - 39 -  - 40 -  - 41 -  - 42 -  Terminal 15a 43 -  - 44 -  - 45 -  - 46 -  Front right headlight -MX2-  -  Output module for right headlight -J668- (from November 2011)  -  Right headlight main beam bulb -M32- 47 -  Rear left fog light bulb -L46-  -  Rear right fog light bulb -L47- 48 -  Front left headlight -MX1-  -  Output module for left headlight -J667- (up to October 2011) 49 -  Front right headlight -MX2- (up to October 2011)  -  Output module for right headlight -J668- (up to October 2011) 50 -  Front right headlight -MX2-  -  Front right turn signal bulb -M7- 51 -  Rear left turn signal bulb -M6- 52 -  Right gas discharge bulb control unit -J344-  -  Right gas discharge (xenon) bulb -L14-  -  Right headlight dipped beam bulb -M31- Back to overview VW GOLF CABRIOLET 2012 Parking aid control unit J446 Parking aid control unit -J446- Fitting location: Left-hand drive models: on left under​ dash​ panel​,​ behind​ relay​ carrier​ above​ onboard​ supply​ control​ unit​ Right-hand drive models: on right under​ dash​ panel​,​ behind​ relay​ carrier​ above​ onboard​ supply​ control​ unit​     1 -  Connectors on parking aid control unit -J446- 2 -  Onboard supply control unit -J519- 3 -  Securing bolt   https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car Connector assignment, from November 2011 https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car A  -  Parking aid control unit -J446- Connector assignment: B  -  16-pin connector -T16m- Connector assignment: 1 -  Positive connection 8 (15a) in dash panel wiring harness -A217- 2 -  Rear parking aid warning buzzer -H15- 3 -  - 4 -  Parking aid button -E266- 5 -  - 6 -  Data bus diagnostic interface -J533-Connection 1 (powertrain CAN bus, high), in main wiring harness -B383- 7 -  - 8 -  Terminal 31 9 -  - 10 -  Rear parking aid warning buzzer -H15- 11 -  - 12 -  - 13 -  Parking aid warning lamp -K136- 14 -  - 15 -  Data bus diagnostic interface -J533-  -  Connection 1 (powertrain CAN bus, low), in main wiring harness -B390- 16 -  - C  -  12-pin connector -T12v- Connector assignment: 1 -  Voltage supply sender negative 2 -  Voltage supply sender positive 3 -  Front parking aid warning buzzer -H22- 4 -  Front parking aid warning buzzer -H22- 5 -  Front left parking aid sender -G255- 6 -  Front centre left parking aid sender -G254- 7 -  Front centre right parking aid sender -G253- 8 -  Front right parking aid sender -G252- 9 -  - 10 -  - 11 -  - 12 -  - D  -  12-pin connector -T12n- Connector assignment: 1 -  - 2 -  Rear centre right parking aid sender -G205- 3 -  Rear centre left parking aid sender -G204- 4 -  Rear right parking aid sender -G206- 5 -  Rear left parking aid sender -G203- 6 -  - 7 -  - 8 -  Voltage supply sender negative 9 -  - 10 -  - 11 -  Voltage supply sender positive 12 -  - Back to overview     Connector assignment, from November 2014 https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  Parking aid control unit -J446- Connector assignment: A -  18-pin connector -T18i- , black B -  26-pin connector -T26k- , black Connector assignment of parking aid control unit -J446-       -T18i- (A) Designation -T26k- (B) Designation   1 1     2 2 Front parking aid warning buzzer -H22- (+) 3 Front centre left parking aid sender -G254- , signal 3 Park assist steering button -E581-   4 Front right parking aid sender -G252- , signal 4 Warning light for park assist steering​ -K241-   5 5     6 6 Rear left parking aid sender -G203- , signal   7   7 Rear centre right parking aid sender -G205- , signal   8   8 Rear right park assist steering sender -G717- , signal   9 9 Rear parking aid warning buzzer -H15- (-)   10 Front right parking aid sender -G252- (GND) Front centre right parking aid sender -G253- (GND) Front centre left parking aid sender -G254- (GND) Front left parking aid sender -G255- (GND) 10 Front parking aid warning buzzer -H22- (-)   11 Front left parking aid sender -G255- , signal 11   12 Front centre right parking aid sender -G253- , signal 12   13 13 Terminal 31   14 Front right parking aid sender -G252- (U+) Front centre right parking aid sender -G253- (U+) Front centre left parking aid sender -G254- (U+) Front left parking aid sender -G255- (U+) 14 Terminal 15   15 15 Rear parking aid warning buzzer -H15- (+) 16 16 Parking aid button -E266-   17 17 Parking aid warning lamp -K136- 18 18 Rear left parking aid sender -G203- (U+) Rear centre left parking aid sender -G204- (U+) Rear centre right parking aid sender -G205- (U+) Rear right parking aid sender -G206- (U+)     19     20 Rear centre left parking aid sender -G204- , signal     21 Rear right parking aid sender -G206- , signal     22 Rear left parking aid sender -G203- (GND) Rear centre left parking aid sender -G204- (GND) Rear centre right parking aid sender -G205- (GND) Rear right parking aid sender -G206- (GND)     23 B390 Connection 1 (powertrain CAN bus, low), in main wiring harness     24 B383 Connection 1 (powertrain CAN bus, high), in main wiring harness     25       26   Back to overview VW GOLF CABRIOLET 2012 Park assist steering control unit J791 Park assist steering control unit -J791- Fitting location: Left-hand drive models: on left under​ dash​ panel​,​ behind​ relay​ carrier​ above​ onboard​ supply​ control​ unit​ Right-hand drive models: on right under​ dash​ panel​,​ behind​ relay​ carrier​ above​ onboard​ supply​ control​ unit​     1 -  Connectors on park assist steering control unit -J791- 2 -  Onboard supply control unit -J519- 3 -  Securing bolt   https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car Connector assignment, from November 2011 https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car A  -  Park assist steering control unit -J791- Connector assignment: B  -  16-pin connector -T16m- Connector assignment: 1 -  Positive connection 8 (15a) in dash panel wiring harness -A217- 2 -  Rear parking aid warning buzzer -H15- 3 -  - 4 -  Parking aid button -E266- 5 -  - 6 -  Data bus diagnostic interface -J533-Connection 1 (powertrain CAN bus, high), in main wiring harness -B383- 7 -  - 8 -  Terminal 31 9 -  Warning light for park assist steering​ -K241- 10 -  Rear parking aid warning buzzer -H15- 11 -  - 12 -  - 13 -  Parking aid warning lamp -K136- 14 -  - 15 -  Data bus diagnostic interface -J533-  -  Connection 1 (powertrain CAN bus, low), in main wiring harness -B390- 16 -  Park assist steering button -E581- C  -  12-pin connector -T12v- Connector assignment: 1 -  Voltage supply sender negative 2 -  Voltage supply sender positive 3 -  Front parking aid warning buzzer -H22- 4 -  Front parking aid warning buzzer -H22- 5 -  Front left parking aid sender -G255- 6 -  Front centre left parking aid sender -G254- 7 -  Front centre right parking aid sender -G253- 8 -  Front right parking aid sender -G252- 9 -  Front left sender for park assist steering on left side of vehicle -G568- 10 -  Front right sender for park assist steering on right side of vehicle -G569- 11 -  - 12 -  - D  -  12-pin connector -T12n- Connector assignment: 1 -  - 2 -  Rear centre right parking aid sender -G205- 3 -  Rear centre left parking aid sender -G204- 4 -  Rear right parking aid sender -G206- 5 -  Rear left parking aid sender -G203- 6 -  Rear right park assist steering sender -G717- 7 -  - 8 -  Voltage supply sender negative 9 -  - 10 -  Rear left park assist steering sender -G716- 11 -  Voltage supply sender positive 12 -  - Back to overview     Connector assignment, from November 2014 https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  Park assist steering control unit -J791- Connector assignment: A -  18-pin connector -T18i- , black B -  26-pin connector -T26k- , black Connector assignment of park assist steering control unit -J791-       -T18i- (A) Designation -T26k- (B) Designation   1 1     2 Front left sender for park assist steering on left side of vehicle -G568- , signal 2 Front parking aid warning buzzer -H22- (+) 3 Front centre left parking aid sender -G254- , signal 3 Park assist steering button -E581-   4 Front right parking aid sender -G252- , signal 4 Warning light for park assist steering​ -K241-   5 5     6 6 Rear left parking aid sender -G203- , signal   7   7 Rear centre right parking aid sender -G205- , signal   8   8 Rear right park assist steering sender -G717- , signal   9 9 Rear parking aid warning buzzer -H15- (-)   10 Front right parking aid sender -G252- (GND) Front centre right parking aid sender -G253- (GND) Front centre left parking aid sender -G254- (GND) Front left parking aid sender -G255- (GND) Front left sender for park assist steering on left side of vehicle -G568- (GND) Front right sender for park assist steering on right side of vehicle -G569- (GND) 10 Front parking aid warning buzzer -H22- (-)   11 Front left parking aid sender -G255- , signal 11   12 Front centre right parking aid sender -G253- , signal 12   13 Front right sender for park assist steering on right side of vehicle -G569- , signal 13 Terminal 31   14 Front right parking aid sender -G252- (U+) Front centre right parking aid sender -G253- (U+) Front centre left parking aid sender -G254- (U+) Front left parking aid sender -G255- (U+) Front left sender for park assist steering on left side of vehicle -G568- (U+) Front right sender for park assist steering on right side of vehicle -G569- (U+) 14 Terminal 15   15 15 Rear parking aid warning buzzer -H15- (+) 16 16 Parking aid button -E266-   17 17 Parking aid warning lamp -K136- 18 18 Rear left parking aid sender -G203- (U+) Rear centre left parking aid sender -G204- (U+) Rear centre right parking aid sender -G205- (U+) Rear right parking aid sender -G206- (U+) Rear left park assist steering sender -G716- (U+) Rear right park assist steering sender -G717- (U+)     19 Rear left park assist steering sender -G716- , signal     20 Rear centre left parking aid sender -G204- , signal     21 Rear right parking aid sender -G206- , signal     22 Rear left parking aid sender -G203- (GND) Rear centre left parking aid sender -G204- (GND) Rear centre right parking aid sender -G205- (GND) Rear right parking aid sender -G206- (GND) Rear left park assist steering sender -G716- (GND) Rear right park assist steering sender -G717- (GND)     23 B390 Connection 1 (powertrain CAN bus, low), in main wiring harness     24 B383 Connection 1 (powertrain CAN bus, high), in main wiring harness     25       26   Back to overview VW GOLF CABRIOLET 2012 Battery monitoring control unit J367 Battery monitoring control unit -J367- Fitting location: on negative battery terminal   Note Only models with start/stop system     https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  Battery monitoring control unit -J367- A -  2-pin connector -T2bn- Back to overview VW GOLF CABRIOLET 2012 Mechatronic unit for dual clutch gearbox J743 Mechatronic unit for dual clutch gearbox -J743- Fitting location: in gearbox   Note Figure shows model with dual clutch gearbox 02E.     https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  Mechatronic unit for dual clutch gearbox -J743- A -  20-pin connector -T20e-  -  25-pin connector -T25- , model with dual clutch gearbox 0AM Back to overview     VW GOLF CABRIOLET 2012 Radiator fan control unit J293 Radiator fan control unit -J293- https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  Radiator fan control unit -J293- Connector: q   -A-4-pin connector -T4x- on wiring harness q   -B-4-pin connector -T4x- on radiator fan Back to overview     VW GOLF CABRIOLET 2012 Power steering control unit J500 Power steering control unit -J500- Fitting location: on front axle carrier -arrow-   https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car Connector assignment: https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car A -  Power steering control unit -J500- Connectors: B -  2-pin connector -T2a- on wiring harness C -  3-pin connector -T3bq- on wiring harness D -  5-pin connector -T5g- on wiring harness Back to overview VW GOLF CABRIOLET 2012 Engine control unit J623 Engine control unit -J623- Fitting location: central in plenum chamber     https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car  -  Engine control unit -J623--Arrow- A -  94-pin connector -T94- B -  60-pin connector -T60- Back to overview VW GOLF CABRIOLET 2012 ABS control unit J104 ABS control unit -J104- Fitting location: Left-hand drive models: on plenum chamber bulkhead on right in engine compartment Right-hand drive models: on plenum chamber bulkhead on left in engine compartment   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.     https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO Get access to all wiring diagrams of the car 1 -  ABS control unit -J104- A -  47-pin connector -T47c- Back to overview     VW GOLF CABRIOLET 2012

Overview of earth points in engine compartment

656	Earth​ point,​ on​ right​ headlight​

q	Specified torque: 9 Nm

q	Fitting location:

607	Earth point, on left in plenum chamber

q	Specified torque: 9 Nm

q	Fitting location:

1	Earth strap, battery - body

q	Specified torque: 9 Nm

q	Fitting location:

615	Earth point, on left suspension strut

q	Specified torque: 9 Nm

q	Fitting location:

642	Earth point for electronically controlled fan

q	Specified torque: 9 Nm

q	Fitting location:

q	From November 2011

655	Earth​ point​ on​ left​ headlight​

q	Specified torque: 9 Nm

q	Fitting location:

q	Up to November 2011

652	Earth point, engine and gearbox earth

q	Specified torque: 9 Nm

q	Fitting location:

14	Earth point on gearbox

q	Specified torque: 15 Nm

q	Fitting location:

656 Earth point on right headlight -arrow-

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607 Earth point on left in plenum chamber -arrow-

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1 Earth strap, battery - body -arrow B-

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615 Earth point on left suspension strut -arrow A- , only RHD models

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655 Earth point on left headlight -arrow A-

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642 Earth point for electronically controlled fan -arrow B- l  Up to November 2011

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642 Earth point for electronically controlled fan -arrow- l  From November 2011

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652 Earth point for engine and gearbox earth -arrow C-

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18 Earth point on engine block -arrow-

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Overview of earth points in vehicle interior

43	Earth point, lower part of right A-pillar

q	Specified torque: 9 Nm

q	Fitting location:

47	Earth point, in front right footwell

q	Specified torque: 9 Nm

q	Fitting location

45	Earth​ point,​ behind​ centre​ of​ dash​ panel​

q	Specified torque: 9 Nm

q	Fitting location

602	Earth point in front left footwell

q	Specified torque: 9 Nm

q	Fitting location

44	Earth point on lower part of left A-pillar

q	Specified torque: 9 Nm

q	Fitting location

605	Earth point on top end of steering column

q	Specified torque: 9 Nm

q	Fitting location

43 Earth point on lower part of right A-pillar -arrow A-

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47 Earth point in front right footwell -arrow B-

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45 Earth point, behind centre of dash panel -arrow-

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602 Earth point in front left footwell -arrow B-

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44 Earth point on lower part of left A-pillar -arrow A-

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605 Earth point on top end of steering column

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Overview of earth points in luggage compartment

682	Earth point 2 in rear right side panel

q	Fitting location

50	Earth point, on left in luggage compartment

q	Fitting location

662	Earth point in rear left side panel

q	Fitting location

682 Earth point 2 in rear right side panel -arrow-

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50 Earth point on left in luggage compartment -arrow A-

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662 Earth point in rear left side panel -arrow A-

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VW GOLF CABRIOLET 2012 Overview of relay carriers

Overview of relay carriers

q	Relay assignment on E-box high

Relay carrier (basic) on top of onboard supply control unit

q	Relay assignment for left-hand drive vehicle, to April 2013

q	Relay assignment for left-hand drive vehicle, from May 2013

q	Relay assignment for right-hand drive vehicle, to April 2013

q	Relay assignment for right-hand drive vehicle, from May 2013

VW GOLF CABRIOLET 2012 Relay assignment on E-box low

Relay assignment on E-box low

A1 -	Terminal 30 voltage supply relay -J317- (100)

-	Motronic current supply relay -J271- (100)

A2 -	Secondary air pump relay -J299- (100)

-	Connection bridge -TV23-

q	Only models with a diesel engine

A2 -	Additional coolant pump relay -J496- (100)

Back to overview

VW GOLF CABRIOLET 2012 Relay locations on E-box high

Relay locations on E-box high

A1 -	Main relay -J271- (100)

A2 -	Additional coolant pump relay -J496- (100)

A3 -

Vacant

A4 -	Engine component current supply relay -J757- (167)

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VW GOLF CABRIOLET 2012 Relay position assignment on additional relay carrier under E-box low

Relay position assignment on additional relay carrier under E-box low

1 -	Auxiliary relay carrier, under E-box on left in engine compartment

2 -	Automatic glow period control unit -J179- (457)

Back to overview VW GOLF CABRIOLET 2012 Relay carrier (basic) on top of onboard supply control unit for left-hand drive vehicle, to April 2013 Relay carrier (basic) on top of onboard supply control unit for left-hand drive vehicle, to April 2013   Note Figure shows left-hand drive model.

A -	Fuse holder

B -	Fuse holder

1 -	Terminal 15 voltage supply relay -J329- (645)

2 / 3 -

X-contact relief relay -J59- (644)

4 -	Dual tone horn relay -J4- (646)

5 -	Headlight washer system relay -J39- (646)

6 -	Heated rear window relay -J9- (645)

7 / 8 -

Terminal 50 voltage supply relay -J682- (645) 1

q	1 Models with no start/stop system

-	Starter relay 1 -J906- (645) 2

q	2 Models with start/stop system

Back to overview VW GOLF CABRIOLET 2012 Relay carrier (basic) on top of onboard supply control unit for right-hand drive vehicle, to April 2013 Relay carrier (basic) on top of onboard supply control unit for right-hand drive vehicle, to April 2013   Note Figure shows right-hand drive model.

A -	Fuse holder

B -	Fuse holder

1 -	Terminal 15 voltage supply relay -J329- (645)

2 / 3 -

X-contact relief relay -J59- (644)

4 -	Dual tone horn relay -J4- (646)

5 -	Headlight washer system relay -J39- (646)

6 -	Heated rear window relay -J9- (645)

7 / 8 -

Terminal 50 voltage supply relay -J682- (645) 1

q	1 Models with no start/stop system

-	Starter relay 1 -J906- (645) 2

q	2 Models with start/stop system

Back to overview VW GOLF CABRIOLET 2012 Relay carrier (basic) on top of onboard supply control unit for left-hand drive vehicle, from May 2013 Relay carrier (basic) on top of onboard supply control unit for left-hand drive vehicle, from May 2013   Note Figure shows left-hand drive model.

A -	Fuse holder

B -	Fuse holder

1 -	Terminal 15 voltage supply relay -J329- (645)

2 / 3 -

Terminal 50 voltage supply relay -J682- (645) 1

q	1 Models with no start/stop system

-	Starter relay 1 -J906- (645) 2

q	2 Models with start/stop system

4 -	Dual tone horn relay -J4- (646)

5 -	Headlight washer system relay -J39- (646)

6 -	Heated rear window relay -J9- (645)

7 / 8 -

X-contact relief relay -J59- (644) 3 / (645) 4

q	3 Models with no Climatronic

q	4 Models with Climatronic

Back to overview VW GOLF CABRIOLET 2012 Relay carrier (basic) on top of onboard supply control unit for right-hand drive vehicle, from May 2013 Relay carrier (basic) on top of onboard supply control unit for right-hand drive vehicle, from May 2013   Note Figure shows right-hand drive model.

A -	Fuse holder

B -	Fuse holder

1 -	Terminal 15 voltage supply relay -J329- (645)

2 / 3 -

Terminal 50 voltage supply relay -J682- (645) 1

q	1 Models with no start/stop system

-	Starter relay 1 -J906- (645) 2

q	2 Models with start/stop system

4 -	Dual tone horn relay -J4- (646)

5 -	Headlight washer system relay -J39- (646)

6 -	Heated rear window relay -J9- (645)

7 / 8 -

X-contact relief relay -J59- (644) 3 / (645) 4

q	3 Models with no Climatronic

q	4 Models with Climatronic

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VW GOLF CABRIOLET 2012 Relay carrier (optional) on bottom of onboard supply control unit

Relay carrier (optional) on bottom of onboard supply control unit

1 -	Starter relay 2 -J907- (507) 2

q	2 Models with start/stop system

2 -	Fuel pump relay -J17- (646)

q	Slot 2, top

-	Continued coolant circulation relay -J151- (646)

q	Slot 2, top

-	Fuel supply relay -J643- (646)

q	Slot 2, bottom

3 -	Low heat output relay -J359- (645)

q

Slot 3

-	Auxiliary heater operation relay -J485- (645)

q

Slot 3

4 -	Electric fuel pump 2 relay -J49- (646)

q

Slot 4

-	Heater element relay -J925- (646)

q

Slot 4

5 -	Fresh air blower relay -J13- (646)

q	Slot 5, top

-	High heat output relay -J360- (644)

q

Slot 5

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VW GOLF CABRIOLET 2012 Overview of coupling points

Overview of coupling points

Coupling point for reversing camera in rear lid

q	4-pin connector -T4cu- , blue

q	4-pin connector -T4bt- , black

q	Fitting location

Diagnostic connection -U31-

q	16-pin connector -T16-

q	Fitting location

Coupling point near starter

q	2-pin connector -T2c-

q	4-pin connector -T4t-

q	Fitting location

VW GOLF CABRIOLET 2012 Coupling point under dash panel in left footwell Coupling point under dash panel in left footwell Fitting location: Left-hand drive models: on left under dash panel Right-hand drive models: on right under dash panel   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

-	10-pin connector -T10k- , black, -arrow-

Back to overview VW GOLF CABRIOLET 2012 Coupling point on right A-pillar Coupling point on right A-pillar   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

A -	28-pin connector -T28a-

Back to overview VW GOLF CABRIOLET 2012 Coupling point under seat on front right Coupling point under seat on front right

A -	10-pin connector -T10b-

B -	2-pin connector -T2y- , black

C -	3-pin connector -T3l- , yellow

Back to overview VW GOLF CABRIOLET 2012 Coupling point in rear right side panel Coupling point in rear right side panel

A -	2-pin connector -T2aj- , black

-	8-pin connector -T8l- , black

-	10-pin connector -T10kn- , black

B -	10-pin connector -T10am- , red

Back to overview VW GOLF CABRIOLET 2012 Coupling point on left in luggage compartment Coupling point on left in luggage compartment

1 -	Convertible roof actuation control unit -J256-

2 -	Convertible roof actuation hydraulic pump -V118-

3 -	10-pin connector -T10ak- , black

Back to overview VW GOLF CABRIOLET 2012 Coupling point under seat on front left Coupling point under seat on front left

A -	10-pin connector -T10a-

B -	2-pin connector -T2q- , black

C -	3-pin connector -T3k- , yellow

Back to overview VW GOLF CABRIOLET 2012 Coupling point on left A-pillar Coupling point on left A-pillar   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

A -	28-pin connector -T28-

Back to overview VW GOLF CABRIOLET 2012 Engine coupling point near battery Engine coupling point near battery

A -	14-pin connector -T14a- , black

Back to overview VW GOLF CABRIOLET 2012 Coupling point near starter Coupling point near starter

A -	2-pin connector -T2c-

-	4-pin connector -T4t-

Back to overview VW GOLF CABRIOLET 2012 Coupling point near left headlight Coupling point near left headlight

A -	6-pin connector -T6z- , black

Back to overview VW GOLF CABRIOLET 2012 Front bumper coupling point Front bumper coupling point

B -	8-pin connector -T8w- , black

Back to overview VW GOLF CABRIOLET 2012 Coupling point on radiator fan, bottom left Coupling point on radiator fan, bottom left

A -	4-pin connector -T4x- , black

Back to overview VW GOLF CABRIOLET 2012 Diagnostic connection U31 Diagnostic connection -U31- Fitting location: Left-hand drive models: on left under dash panel Right-hand drive models: on right under dash panel   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

A -	16-pin connector -T16-

Back to overview VW GOLF CABRIOLET 2012 Coupling point behind glove compartment Coupling point behind glove compartment Fitting location: Left-hand drive models: on left behind glove compartment Right-hand drive models: on right behind glove compartment   Note Figure shows left-hand drive model. The view for a RHD model is basically a mirror image.

A -	10-pin connector -T10f- , black

Back to overview VW GOLF CABRIOLET 2012 Coupling point under selector lever cover Coupling point under selector lever cover

A -	10-pin connector -T10s-

Back to overview VW GOLF CABRIOLET 2012 Coupling point near left headlight Coupling point near left headlight

A -	2-pin connector -T2n- , black

Back to overview VW GOLF CABRIOLET 2012 Coupling point for reversing camera in rear lid Coupling point for reversing camera in rear lid

1 -	4-pin connector -T4bt- , black

2 -	4-pin connector -T4cu- , blue

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VW GOLF CABRIOLET 2012 Overview of control units

Overview of control units

q	Connector assignment

6 -	Mobile telephone operating electronics control unit -J412-

q	Only models with multimedia socket MEDIA-IN

q	Fitting location and / assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

q	Connector assignment

VW GOLF CABRIOLET 2012 Emergency call module control unit and communication unit J949 Emergency call module control unit and communication unit -J949- Fitting location: under seat on front right

1 -	Emergency call module control unit and communication unit -J949-

A -	26-pin connector -T26i, schwarz-

B -	Aerial connection

VW GOLF CABRIOLET 2012 Remote control receiver for auxiliary coolant heater R149 Remote control receiver for auxiliary coolant heater -R149- Fitting location: under seat on front right

1 -	Remote control receiver for auxiliary coolant heater -R149-

A -	Connector -Antenne-

B -	6-pin connector -T6j-

Back to overview VW GOLF CABRIOLET 2012 Aerial filter R87 Aerial filter -R87- Fitting location: under seat on front right

1 -	Aerial filter -R87-

A -	Connector -Antenne-

B -	Connector -Antenne-

C -	Connector -Antenne-

Back to overview VW GOLF CABRIOLET 2012 Mobile telephone operating electronics control unit J412 Mobile telephone operating electronics control unit -J412-   Note Only models with no multimedia socket MEDIA-IN Fitting location: under seat on front right

1 -	Mobile telephone operating electronics control unit -J412-

A -	54-pin connector -T54-

B -	Connector -Antenne-

Back to overview VW GOLF CABRIOLET 2012 Multimedia system control unit J650 Multimedia system control unit -J650- Fitting location: under centre armrest, front

1 -	Multimedia system control unit -J650-

A -	12-pin connector -T12t-

Back to overview VW GOLF CABRIOLET 2012 Mobile telephone operating electronics control unit J412 Mobile telephone operating electronics control unit -J412-   Note Only models with multimedia socket MEDIA-IN Fitting location: under centre armrest, front

1 -	Mobile telephone operating electronics control unit -J412-

A -	54-pin connector -T54b-

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VW GOLF CABRIOLET 2012 Heated front seats control unit J774 Heated front seats control unit -J774- Fitting location: under seat pan -arrow- Left-hand drive models: under driver seat Right-hand drive models: under front passenger seat

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Connector assignment:

1 -	Heated front seats control unit -J774-

A -	8-pin connector -T8z- on wiring harness

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VW GOLF CABRIOLET 2012 Rear right window regulator motor V27

Rear right window regulator motor -V27-

A -	Rear right window regulator motor -V27-

Connector:

B -	18-pin connector -T18a- on wiring harness

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VW GOLF CABRIOLET 2012 Fuel pump control unit J538

Fuel pump control unit -J538-

-	Under right rear seat, -auf der Kraftstofffördereinheit-

-	10-pin connector -T10n- , on wiring harness

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VW GOLF CABRIOLET 2012 Electronically controlled damping control unit J250 Electronically controlled damping control unit -J250- Fitting location: in rear right side panel -arrow-

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Electronically controlled damping control unit -J250-

1 -	Electronically controlled damping control unit -J250-

A -	47-pin connector -T47d- , on wiring harness

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VW GOLF CABRIOLET 2012 Trailer detector control unit J345 Trailer detector control unit -J345- Fitting location: in rear right side panel -arrow-

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Connector assignment:

A -	Trailer detector control unit -J345-

Connector:

B -	16-pin connector -T16i- , on wiring harness

C -	12-pin connector -T12h- , on wiring harness

Back to overview VW GOLF CABRIOLET 2012 Blind spot monitor control unit J1086 Blind spot monitor control unit -J1086- Fitting location: behind rear bumper on right

1 -	Blind spot monitor control unit -J1086-

A -	8-pin connector -T8ap, schwarz-

Connector assignment Blind spot monitor control unit -J1086-

-T8ap- (A)	Designation
1
2
3	Data bus diagnostic interface -J533- (can-h)
4	Data bus diagnostic interface -J533- (can-l)
5	Terminal 31
6	CAN bus (can-h)
7	CAN bus (can-l)
8	Terminal 15

Back to overview VW GOLF CABRIOLET 2012 Blind spot monitor control unit 2 J1087 Blind spot monitor control unit 2 -J1087- Fitting location: behind rear bumper on left

1 -	Blind spot monitor control unit 2 -J1087-

A -	8-pin connector -T8ao, schwarz-

Connector assignment Blind spot monitor control unit 2 -J1087-

-T8ao- (A)	Designation
1
2
3	Blind Spot Monitor warning lamp in right exterior mirror -K304- (+)
4	Blind Spot Monitor warning lamp in left exterior mirror -K303- (+)
5	Terminal 31
6	CAN bus (can-h)
7	CAN bus (can-l)
8	Terminal 15

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VW GOLF CABRIOLET 2012 Convertible roof actuation control unit J256 Convertible roof actuation control unit -J256- 1 -  Convertible roof actuation control unit -J256- 2 -  Convertible roof actuation hydraulic pump -V118- 3 -  10-pin connector -T10ak- Fitting location: in rear left side panel -1- Back to overview

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VW GOLF CABRIOLET 2012 Rear left window regulator motor V26

Rear left window regulator motor -V26-

A -	Rear left window regulator motor -V26-

B -	18-pin connector -T18-

Back to overview VW GOLF CABRIOLET 2012 Amplifier R12 Amplifier -R12- Fitting location: under seat on front left

-	Amplifier -R12-

A -	24-pin connector -T24-

B -	23-pin connector -T23-

Back to overview