AUDI A3 2015 – Battery in luggage compartment, CZGB . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A3 2015 - Battery - Battery monitor control unit

A	Battery
J329	Terminal 15 voltage supply relay
J367	Battery monitor control unit
J519	Onboard supply control unit
S1	Fuse 1 in fuse holder
SC17	Fuse 17 on fuse holder C
SC49	Fuse 49 on fuse holder C
S131	Fuse 1
S132	Fuse 2
S133	Fuse 3
T1c	Single connector
T2fx	2-pin connector
T17c	17-pin connector
T73a	73-pin connector
366	Earth connection 1, in main wiring harness
369	Earth connection 4, in main wiring harness
D50	Positive connection (30), in engine compartment wiring harness
*	Only left-hand drive models
*2	Only right-hand drive models

Wiring Diagram AUDI A3 2015 - Battery monitor control unit - Data bus diagnostic interface - Terminal 30 wiring junction 2

C3	Terminal B+ suppressor
J234	Airbag control unit
J367	Battery monitor control unit
J533	Data bus diagnostic interface
N253	Battery isolation igniter
T2fx	2-pin connector
T2fy	2-pin connector
T17a	17-pin connector
T20a	20-pin connector
TV22	Terminal 30 wiring junction 2
T90	90-pin connector
U6	Jump start socket
B528	Connection 1 (LIN bus) in main wiring harness
D218	Connection 1 (LIN bus) in engine compartment wiring harness

Wiring Diagram AUDI A3 2015 - Starter - Alternator - Radiator fan control unit - Engine control unit - Starter relay 2 - Fuse 1 in fuse holder A - Fuse 2 in fuse holder A - Fuse 4 in fuse holder A

B	Starter
C	Alternator
C1	Voltage regulator
J104	ABS control unit
J293	Radiator fan control unit
J500	Power steering control unit
J623	Engine control unit
J907	Starter relay 2
SA1	Fuse 1 in fuse holder A
SB1	Fuse 1 on fuse holder B
SB2	Fuse 2 on fuse holder B
SA2	Fuse 2 in fuse holder A
SA4	Fuse 4 in fuse holder A
SB22	Fuse 22 on fuse holder B
SB23	Fuse 23 on fuse holder B
T1a	Single connector
T2ag	2-pin connector
T2d	2-pin connector
T4g	4-pin connector
T8	8-pin connector
T46a	46-pin connector
T91	91-pin connector
D52	Positive connection (15a), in engine compartment wiring harness
D210	Connection (50), in engine compartment wiring harness
*	According to equipment
*2	see applicable current flow diagram for radiator fan
*3	Pre-wired component

Wiring Diagram AUDI A3 2015 - Engine control unit - Starter relay 1

J623	Engine control unit
J906	Starter relay 1
T91	91-pin connector
D52	Positive connection (15a), in engine compartment wiring harness

AUDI A3 2015 Overview of relays (3-door)

Overview of relays (3-door)

t	Overview of relays (4-door)

t	Overview of relays (5-door)

t	Overview of relays (Cabriolet)

   

1 -

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

2 -

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

AUDI A3 2015 Overview of relays (4-door) Overview of relays (4-door)   Note t  Overview of relays (3-door) t  Overview of relays (5-door) t  Overview of relays (Cabriolet)

AUDI A3 2015 Overview of relays (5-door) Overview of relays (5-door)   Note t  Overview of relays (3-door) t  Overview of relays (4-door) t  Overview of relays (Cabriolet)

Relay carrier on E-box

q	in left of engine compartment.

q	Components: -J16-, -J32-, -J120-, -J179-, -J271-, -J299-, -J317-, -J359-, -J360-, -J413-, -J757-, -J906-, -J907-, -J908-

q	Relay slot assignment, without hybrid drive:

q	Relay slot assignment, with hybrid drive:

q	Relay slot assignment, with RS3:

AUDI A3 2015 Overview of relays (Cabriolet) Overview of relays (Cabriolet)   Note t  Overview of relays (3-door) t  Overview of relays (4-door) t  Overview of relays (5-door)

3 -

q	Relay slot assignment, right-hand drive models:

AUDI A3 2015 Relay locations on E-box, without hybrid drive

Relay locations on E-box, without hybrid drive

1 -	Automatic glow period control unit -J179-

q

Slot A6

2 -	Low heat output relay -J359-

q

Slot A7

3 -

Vacant

q

Slot A10

4 -	Starter relay 2 -J907-

q

Slot A2

5 -	Starter relay 1 -J906-

q

Slot A1

6 -	Horn relay -J413-

q

Slot A3

7 -	High heat output relay -J360-

q

Slot A4

7 -	Secondary air pump relay -J299-

q

Slot A4

8 -	Main relay -J271-

q

Slot A5

q	for models with petrol engines only

8 -	Terminal 30 voltage supply relay -J317-

q

Slot A5

q	for models with diesel engines only

9 -	Engine component current supply relay -J757-

q

Slot A8

9 -	Relay for gas shut-off valves -J908-

q

Slot A8

q	for models with engine code CPWA only

10 -	Current supply relay -J16-

q

Slot A9

AUDI A3 2015 Relay locations on E-box, with hybrid drive

Relay locations on E-box, with hybrid drive

1 -

Vacant

q

Slot A7

2 -

Vacant

q

Slot A2

3 -

Vacant

q

Slot A1

4 -	Horn relay -J413-

q

Slot A3

5 -	Secondary air pump relay -J299-

q

Slot A4

6 -	Main relay -J271-

q

Slot A5

7 -	Air conditioning system relay -J32-

q

Slot A8

8 -	Current supply relay -J16-

q

Slot A9

9 -

Vacant

q

Slot A10

10 -	Coolant shortage indicator control unit -J120-

q

Slot A6

AUDI A3 2015 Relay locations on E-box, with RS3

Relay locations on E-box, with RS3

1 -

Vacant

q

Slot A7

2 -	Starter relay 2 -J907-

q

Slot A2

3 -	Starter relay 1 -J906-

q

Slot A1

4 -	Horn relay -J413-

q

Slot A3

5 -

Vacant

q

Slot A4

6 -	Main relay -J271-

q

Slot A5

7 -	Auxiliary coolant pump relay -J496-

q

Slot A8

8 -	Engine component current supply relay -J757-

q

Slot A11

9 -

Vacant

q

Slot A6

AUDI A3 2015 Relay slot assignment under left dash panel

Relay slot assignment under left dash panel

1 -	Reducing agent metering system relay -J963-

q

Slot B1

2 -	Seat belt tensioner relay -J669-

q

Slot B2

q	up to April 2013

3 -

Vacant

q

Slot B3

4 -	Relay for power sockets -J807-

q

Slot B6

5 -	Heated rear window relay -J9-

q

Slot B5

6 -	Terminal 15 voltage supply relay -J329-

q

Slot B4

AUDI A3 2015 Relay slot assignment on additional relay carrier, left-hand drive models

Relay slot assignment on additional relay carrier, left-hand drive models

1 -	Headspace heating relay -J989-

AUDI A3 2015 Relay slot assignment on additional relay carrier, right-hand drive models

Relay slot assignment on additional relay carrier, right-hand drive models

1 -	Headspace heating relay -J989-

AUDI A3 2015 Overview of control units (3-door)

t	Overview of control units (5-door)

t	Overview of additional control units and components (5-door, with hybrid drive)

t	Overview of control units (Cabriolet)

   

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (4-door):

q	Overview (5-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Fitting location and 196-pin connector:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

AUDI A3 2015 Overview of control units (4-door) Overview of control units (4-door)   Note: t  Overview of control units (3-door) t  Overview of control units (5-door) t  Overview of additional control units and components (5-door, with hybrid drive) t  Overview of control units (Cabriolet)

1 -	Control unit for right daytime running light and side light -J861-

q	Fitting location: in right gas discharge headlight

3 -	Mechatronic unit for dual clutch gearbox -J743-

q	Fitting location: on gearbox

8 -	Automatic gearbox control unit -J217-

q	Fitting location and connector:

q	Fitting location and 196-pin connector:

10 -	Control unit for left daytime running light and side light -J860-

q	Fitting location: in left gas discharge headlight

12 -	Adaptive cruise control unit -J428-

q	Fitting location and connector:

AUDI A3 2015 Overview of control units (5-door) Overview of control units (5-door)   Note: t  Overview of control units (3-door) t  Overview of control units (4-door) t  Overview of additional control units and components (5-door, with hybrid drive) t  Overview of control units (Cabriolet)

1 -	Control unit for right daytime running light and side light -J861-

q	Fitting location: in right gas discharge headlight

3 -	Mechatronic unit for dual clutch gearbox -J743-

q	Fitting location: on gearbox

6 -	Wiper motor control unit -J400-

q	Fitting location: in plenum chamber

q	Fitting location and 196-pin connector:

9 -	Control unit for left daytime running light and side light -J860-

q	Fitting location: in left gas discharge headlight

10 -	Radiator fan control unit -J293-

q	Fitting location: on radiator

AUDI A3 2015 Overview of additional control units and components (5-door, with hybrid drive) Overview of additional control units and components (5-door, with hybrid drive)   Note: t  Overview of control units (3-door) t  Overview of control units (4-door) t  Overview of control units (5-door) t  Overview of control units (Cabriolet)

8 -	High-voltage battery charging socket 1 -UX4-

q	Only for models with Japan equipment

q	for models with US equipment only

q	Fitting location and connector:

AUDI A3 2015 Overview of control units (Cabriolet) Overview of control units (Cabriolet)   Note: t  Overview of control units (3-door) t  Overview of control units (4-door) t  Overview of control units (5-door) t  Overview of additional control units (5-door, with hybrid drive)

1 -	Control unit for right daytime running light and side light -J861-

q	Fitting location: in right gas discharge headlight

3 -	ABS control unit -J104-

q	Fitting location and connector:

6 -	Power steering control unit -J500-

q	Fitting location and connectors:

q	Fitting location and 196-pin connector:

8 -	Control unit for left daytime running light and side light -J860-

q	Fitting location: in left gas discharge headlight

10 -	Adaptive cruise control unit -J428-

q	Fitting location and connector:

AUDI A3 2015 Battery monitor control unit J367 Battery monitor control unit -J367- Fitting location: on the battery.

A -	2-pin connector -T2b- , black

AUDI A3 2015 ABS control unit J104 A -  ABS control unit -J104- AUDI A3 2015 A -  Engine control unit -J623- A1 -  94-pin connector -T94- , black A2 -  60-pin connector -T60- , black AUDI A3 2015 Engine control unit -J623- (196-pin) Fitting location: in engine compartment, between battery and electronics box     Get access to all wiring diagrams of the car A -  Engine control unit -J623- A1 -  91-pin connector -T91- , black A2 -  105-pin connector -T105- , black AUDI A3 2015 Power steering control unit J500 Power steering control unit -J500- Fitting location: Steering box     Get access to all wiring diagrams of the car A -  Power steering control unit -J500- A1 -  3-pin connector -T3z- , black A2 -  2-pin connector -T2ag- , black A3 -  5-pin connector -T5f- AUDI A3 2015 Adaptive cruise control unit J428 Adaptive cruise control unit -J428- Fitting location: in bumper.     Get access to all wiring diagrams of the car A -  Adaptive cruise control unit -J428- A1 -  8-pin connector -T8m- , black AUDI A3 2015 Auxiliary heater control unit J364 Auxiliary heater control unit -J364- Fitting location: Near front right longitudinal member     Get access to all wiring diagrams of the car A -  Auxiliary heater control unit -J364- A1 -  6-pin connector -T6t- , black A2 -  2-pin connector -T2v- , black A3 -  2-pin connector -T2x- A4 -  4-pin connector -T4r- A5 -  not assigned A6 -  2-pin connector -T2y- AUDI A3 2015 Three-phase current drive VX54 Three-phase current drive -VX54- Fitting location: in the engine compartment.     Get access to all wiring diagrams of the car 1 -  Three-phase current drive -VX54- 2 -  High-voltage wire 3 for drive motor -P6- 3 -  High-voltage wire 2 for drive motor -P5- 4 -  High-voltage wire 1 for drive motor -P4- A -  2-pin connector -T2vx- , black B -  10-pin connector -T10h- , black AUDI A3 2015 Maintenance connector for high-voltage system TW Maintenance connector for high-voltage system -TW- Fitting location: in the engine compartment.     Get access to all wiring diagrams of the car 1 -  Maintenance connector for high-voltage system -TW- A -  4-pin connector -T4dk- , green AUDI A3 2015 High voltage heater (PTC) control unit J848 High voltage heater (PTC) control unit -J848- Fitting location: At centre tunnel, close to catalytic converter     Get access to all wiring diagrams of the car 1 -  High voltage heater (PTC) control unit -J848- 2 -  High-voltage wire for high-voltage heater (PTC) -P11- A -  8-pin connector -T8r- , black AUDI A3 2015 Brake servo NX6 Brake servo -NX6- Fitting location: Close to bulkhead     Get access to all wiring diagrams of the car 1 -  Brake servo -NX6- A -  4-pin connector -T4ae- , black B -  26-pin connector -T26d- , black C -  2-pin connector -T2fj- , black AUDI A3 2015 Pressure accumulator for brake system VX70 Pressure accumulator for brake system -VX70- Fitting location: In left of engine compartment.     Get access to all wiring diagrams of the car 1 -  Pressure accumulator for brake system -VX70- A -  4-pin connector -T4dm- , black AUDI A3 2015 Power and control electronics for electric drive JX1 Power and control electronics for electric drive -JX1- Fitting location: In left of engine compartment.     Get access to all wiring diagrams of the car 1 -  Power and control electronics for electric drive -JX1- 2 -  High-voltage wire for hybrid battery, negative terminal -P2- 3 -  High-voltage wire for hybrid battery, positive terminal -P1- 4 -  High-voltage wire for high-voltage battery charger -P25- 5 -  High-voltage wire 3 for drive motor -P6- 6 -  High-voltage wire 2 for drive motor -P5- 7 -  High-voltage wire 1 for drive motor -P4- A -  28-pin connector -T28- , black AUDI A3 2015 High-voltage battery charger control unit J1050 High-voltage battery charger control unit -J1050- Fitting location: In left of engine compartment.     Get access to all wiring diagrams of the car 1 -  High-voltage battery charger control unit -J1050- 2 -  High-voltage wire for charging socket 3 -  High-voltage wire for high-voltage battery charger -P25- 4 -  High-voltage wire for high-voltage heater (PTC) -P11- 5 -  High-voltage wire for electrical air conditioner compressor -P3- A -  60-pin connector -T60a- , black AUDI A3 2015 High-voltage battery charging socket 1 UX4 High-voltage battery charging socket 1 -UX4- Fitting location: in front bumper.     Get access to all wiring diagrams of the car 1 -  High-voltage wire for charging socket A -  8-pin connector -T8f- , black B -  High-voltage battery charging socket 1 -UX4- AUDI A3 2015 High-voltage battery charging socket 1 UX4 High-voltage battery charging socket 1 -UX4- Fitting location: in front bumper.     Get access to all wiring diagrams of the car 1 -  High-voltage wire for charging socket A -  8-pin connector -T8f- , black B -  High-voltage battery charging socket 1 -UX4- AUDI A3 2015 Control unit for air conditioner compressor J842 Control unit for air conditioner compressor -J842- Fitting location: in engine compartment, right.     Get access to all wiring diagrams of the car 1 -  Control unit for air conditioner compressor -J842- 2 -  High-voltage wire for electrical air conditioner compressor -P3- A -  8-pin connector -T8s- , black AUDI A3 2015 Automatic gearbox control unit J217 Automatic gearbox control unit -J217- Fitting location: In front left wheel housing.     Get access to all wiring diagrams of the car 1 -  Automatic gearbox control unit -J217- A -  52-pin connector -T52a- , black AUDI A3 2015 Overview of control units in interior of vehicle (3-door models) Overview of control units in interior of vehicle (3-door models)   Note: t  Overview of control units (4-door) t  Overview of control units (5-door) t  Overview of control units (Cabriolet)     Get access to all wiring diagrams of the car q   Fitting location and connectors (MMI with radio): q   Fitting location and connectors (MMI high): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Fitting location and connectors (MMI): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Fitting location and connectors for diesel engines: q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): AUDI A3 2015 Overview of control units in interior of vehicle (4-door models) t  Overview of control units (5-door) t  Overview of control units (Cabriolet)     Get access to all wiring diagrams of the car q   Fitting location and connectors (MMI with radio): q   Fitting location and connectors (MMI high): q   Fitting location and connectors (MMI): q   Overview (5-door): q   Overview (5-door): q   Fitting location and connectors for diesel engines: q   Fitting location and connectors: AUDI A3 2015 Overview of control units in interior of vehicle (5-door models) t  Overview of control units (4-door) t  Overview of control units (Cabriolet)     Get access to all wiring diagrams of the car q   Fitting location and connectors (MMI with radio): q   Fitting location and connectors (MMI high): q   Fitting location and connectors (MMI): q   Fitting location and connectors for diesel engines: q   Fitting location and connectors: AUDI A3 2015 Overview of control units in interior of vehicle (Cabriolet) t  Overview of control units (4-door) t  Overview of control units (5-door)     Get access to all wiring diagrams of the car q   Fitting location and connectors (MMI with radio): q   Fitting location and connectors (MMI high): q   Fitting location and connectors (MMI): q   Fitting location and connectors for diesel engines: 15 -  Entry and start authorisation control unit -J518- q   Fitting location and connectors: AUDI A3 2015 Overview of control units in rear part of vehicle (3-door) Overview of control units in rear part of vehicle (3-door)   Note: t  Overview of control units (4-door) t  Overview of control units (5-door) t  Overview of additional control units and components (5-door, with hybrid drive) t  Overview of control units (Cabriolet)     Get access to all wiring diagrams of the car q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): q   Overview (4-door): q   Overview (5-door): q   Overview (Cabriolet): AUDI A3 2015 Overview of control units in rear part of vehicle (4-door) t  Overview of control units (5-door) t  Overview of additional control units and components (5-door, with hybrid drive) t  Overview of control units (Cabriolet)     Get access to all wiring diagrams of the car q   Overview (5-door): AUDI A3 2015 Overview of control units in rear part of vehicle (5-door) t  Overview of control units (4-door) t  Overview of additional control units and components (5-door, with hybrid drive) t  Overview of control units (Cabriolet)     Get access to all wiring diagrams of the car AUDI A3 2015 Overview of additional control units in rear part of vehicle (5-door, with hybrid drive) t  Overview of control units (4-door) t  Overview of control units (5-door) t  Overview of control units (Cabriolet)     Get access to all wiring diagrams of the car 2 -  Battery monitoring control unit -J367- q   Fitting location and connectors: AUDI A3 2015 Overview of control units in rear part of vehicle (Cabriolet) Overview of control units in rear part of vehicle (Cabriolet)   Note: t  Overview of control units (3-door) t  Overview of control units (4-door) t  Overview of control units (5-door) t  Overview of additional control units and components (5-door, with hybrid drive)     Get access to all wiring diagrams of the car AUDI A3 2015 Electronically controlled damping control unit J250 Electronically controlled damping control unit -J250- Fitting location: Under front passenger seat.     Get access to all wiring diagrams of the car A -  Electronically controlled damping control unit -J250- A1 -  47-pin connector -T47a-, black AUDI A3 2015 Digital sound package control unit J525 Digital sound package control unit -J525- Fitting location: under driver seat.     Get access to all wiring diagrams of the car A -  Digital sound package control unit -J525- A1 -  38-pin connector, black A2 -  2-pin connector, black AUDI A3 2015 Reversing camera system control unit J772 (3 and 5-door) Reversing camera system control unit -J772- (3 and 5-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Reversing camera system control unit -J772- A1 -  20-pin connector -T20i-, black A2 -  2-pin connector -T2df-, green A3 -  2-pin connector -T2ep-, grey A4 -  Vacant AUDI A3 2015 Fuel pump control unit J538 (petrol engines) Fuel pump control unit -J538- (petrol engines) Fitting location: under rear seat bench     Get access to all wiring diagrams of the car A -  Fuel pump control unit -J538- A1 -  5-pin connector -T5c-, black AUDI A3 2015 Fuel pump control unit J538 (diesel engines) Fuel pump control unit -J538- (diesel engines) Fitting location: under rear seat bench     Get access to all wiring diagrams of the car A -  Fuel pump control unit -J538- A1 -  6-pin, connector -T6e-, black AUDI A3 2015 Aerial amplifier for mobile telephone R86 (3 and 5-door) Aerial amplifier for mobile telephone -R86- (3 and 5-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Aerial amplifier for mobile telephone -R86- A1 -  4-pin connector -T4y-, black A2 -  2-pin connector -T2am-, violet A3 -  2-pin connector -T2al-, black AUDI A3 2015 Remote control receiver for auxiliary heater R64 (3 and 5-door) Remote control receiver for auxiliary heater -R64- (3 and 5-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Remote control receiver for auxiliary heater -R64- A1 -  6-pin, connector -T6s-, blue A2 -  2-pin connector AUDI A3 2015 Control unit in dash panel insert J285 Control unit in dash panel insert -J285- Fitting location: in the dash panel.     Get access to all wiring diagrams of the car A -  Control unit in dash panel insert -J285- A1 -  18-pin connector -T18-, black AUDI A3 2015 Trailer detector control unit J345 (3 and 5-door) Trailer detector control unit -J345- (3 and 5-door) Fitting location: behind left side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Trailer detector control unit -J345- A1 -  16-pin connector -T16l-, black A2 -  12-pin connector -T12b-, red AUDI A3 2015 Electronic steering column lock control unit J764 Electronic steering column lock control unit -J764- Fitting location: On steering column.     Get access to all wiring diagrams of the car A -  Electronic steering column lock control unit -J764- A1 -  16-pin connector -T16g-, black AUDI A3 2015 Lane change assist control unit 2 J770 Lane change assist control unit 2 -J770- Fitting location: in rear bumper on left.     Get access to all wiring diagrams of the car A -  Lane change assist control unit 2 -J770- A1 -  12-pin connector -T12h-, black AUDI A3 2015 Lane change assist control unit J769 Lane change assist control unit -J769- Fitting location: in rear bumper on right.     Get access to all wiring diagrams of the car A -  Lane change assist control unit -J769- A1 -  12-pin connector -T12g-, black AUDI A3 2015 Entry and start authorisation control unit J518 Entry and start authorisation control unit -J518- Fitting location: below the dash panel.     Get access to all wiring diagrams of the car A -  Entry and start authorisation control unit -J518- A1 -  32-pin connector -T32a-, blue AUDI A3 2015 Air conditioning system control unit J301 Air conditioning system control unit -J301- Fitting location: in centre of dash panel     Get access to all wiring diagrams of the car A -  Air conditioning system control unit -J301- A1 -  16-pin connector -T16o- A2 -  20-pin connector -T20f-, black AUDI A3 2015 Climatronic control unit J255 Climatronic control unit -J255- Fitting location: in centre of dash panel     Get access to all wiring diagrams of the car A -  Climatronic control unit -J255- A1 -  16-pin connector -T16d- A2 -  16-pin connector -T16c- A3 -  20-pin connector -T20b-, black AUDI A3 2015 Onboard supply control unit J519 Onboard supply control unit -J519- Fitting location: Behind the dash panel, left.     Get access to all wiring diagrams of the car A -  Onboard supply control unit -J519- A1 -  73-pin connector -T73a-, black A2 -  46-pin connector -T46b-, black A3 -  73-pin connector -T73c-, black AUDI A3 2015 Data bus diagnostic interface J533 Data bus diagnostic interface -J533- Fitting location: below the dash panel.     Get access to all wiring diagrams of the car A -  Data bus diagnostic interface -J533- A1 -  20-pin connector -T20a-, red AUDI A3 2015 Airbag control unit J234 Airbag control unit -J234- Fitting location: behind centre console.     Get access to all wiring diagrams of the car A -  Airbag control unit -J234- A1 -  90-pin connector -T90-, yellow AUDI A3 2015 Parking aid control unit J446 / park assist steering control unit J791 Parking aid control unit -J446-/ park assist steering control unit -J791- Fitting location: Behind the dash panel, left.     Get access to all wiring diagrams of the car A -  Parking aid control unit -J446-/ park assist steering control unit -J791- A1 -  26-pin connector -T26c-, black A2 -  18-pin connector -T18a-, black AUDI A3 2015 Driver door control unit J386 Driver door control unit -J386- Fitting location: In driver door.     Get access to all wiring diagrams of the car A -  Driver door control unit -J386- A1 -  6-pin connector -T6f- A2 -  20-pin connector -T20c- A3 -  16-pin connector -T16e- A4 -  32-pin connector -T32b-, blue AUDI A3 2015 Front passenger door control unit J387 Front passenger door control unit -J387- Fitting location: In front passenger door.     Get access to all wiring diagrams of the car A -  Front passenger door control unit -J387- A1 -  6-pin connector -T6g- A2 -  20-pin connector -T20d- A3 -  16-pin connector -T16f- A4 -  32-pin connector -T32c-, blue AUDI A3 2015 Steering column electronics control unit J527 Steering column electronics control unit -J527- Fitting location: On steering column.     Get access to all wiring diagrams of the car A -  Steering column electronics control unit -J527- A1 -  4-pin connector -T4-, yellow A2 -  16-pin connector -T16a-, black AUDI A3 2015 Headlight range control unit J431 / control unit for cornering light and headlight range control J745 Headlight range control unit -J431-/ control unit for cornering light and headlight range control -J745- Fitting location: Behind the dash panel, left.     Get access to all wiring diagrams of the car A -  Headlight range control unit -J431- A1 -  26-pin connector -T26a-, red B -  Control unit for cornering light and headlight range control -J745- B1 -  26-pin connector -T26b-, black AUDI A3 2015 CAN bus control unit J916 CAN bus control unit -J916- Fitting location: Behind the dash panel, left.     Get access to all wiring diagrams of the car A -  CAN bus control unit -J916- A1 -  9-pin connector -T9- AUDI A3 2015 Special purpose vehicle control unit J608 (3 and 5-door) Special purpose vehicle control unit -J608- (3 and 5-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Special purpose vehicle control unit -J608- A1 -  16-pin connector -T16h-, brown A2 -  20-pin connector -T20l-, red A3 -  Vacant A4 -  16-pin connector -T16b-, black A5 -  12-pin connector -T12d-, black AUDI A3 2015 Rear driver side door control unit J926 Rear driver side door control unit -J926- Fitting location: in rear left door.     Get access to all wiring diagrams of the car A -  Rear driver side door control unit -J926- A1 -  6-pin connector -T6al- A2 -  20-pin connector -T20j- A3 -  16-pin connector -T16i- AUDI A3 2015 Rear passenger side door control unit J927 Rear passenger side door control unit -J927- Fitting location: in rear right door.     Get access to all wiring diagrams of the car A -  Rear passenger side door control unit -J927- A1 -  6-pin connector -T6am- A2 -  20-pin connector -T20k- A3 -  16-pin connector -T16j- AUDI A3 2015 Aerial amplifier for mobile telephone R86 (4-door) Aerial amplifier for mobile telephone -R86- (4-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Aerial amplifier for mobile telephone -R86- A1 -  2-pin connector -T2am-, violet A2 -  4-pin connector -T4y-, black A3 -  2-pin connector -T2al-, black AUDI A3 2015 Reversing camera system control unit J772 (4-door) Reversing camera system control unit -J772- (4-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Reversing camera system control unit -J772- A1 -  20-pin connector -T20i-, black A2 -  2-pin connector -T2df-, green A3 -  2-pin connector -T2ep-, grey A4 -  Vacant AUDI A3 2015 Remote control receiver for auxiliary heater R64 (4-door) Remote control receiver for auxiliary heater -R64- (4-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Remote control receiver for auxiliary heater -R64- A1 -  6-pin, connector -T6s-, blue A2 -  2-pin connector AUDI A3 2015 Trailer detector control unit J345 (4-door) Trailer detector control unit -J345- (4-door) Fitting location: behind left side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Trailer detector control unit -J345- A1 -  16-pin connector -T16l-, black A2 -  12-pin connector -T12b-, red AUDI A3 2015 Special purpose vehicle control unit J608 (4-door) Special purpose vehicle control unit -J608- (4-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Special purpose vehicle control unit -J608- A1 -  16-pin connector -T16h-, brown A2 -  20-pin connector -T20l-, black A3 -  Vacant A4 -  16-pin connector -T16b-, black A5 -  12-pin connector -T12d-, black AUDI A3 2015 Special purpose vehicle control unit J608 (Cabriolet) Special purpose vehicle control unit -J608- (Cabriolet) Fitting location: behind left side trim in luggage compartment.     Get access to all wiring diagrams of the car 1 -  Special purpose vehicle control unit -J608- A -  12-pin connector -T12d-, black B -  16-pin connector -T16b-, black D -  20-pin connector -T20l-, red E -  16-pin connector -T16h-, brown AUDI A3 2015 Aerial amplifier for mobile telephone R86 (Cabriolet) Aerial amplifier for mobile telephone -R86- (Cabriolet) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Aerial amplifier for mobile telephone -R86- A1 -  4-pin connector -T4y-, black A2 -  2-pin connector -T2am-, violet A3 -  2-pin connector -T2al-, black AUDI A3 2015 Trailer detector control unit J345 (Cabriolet) Trailer detector control unit -J345- (Cabriolet) Fitting location: behind left side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Trailer detector control unit -J345- A1 -  16-pin connector -T16l-, black A2 -  12-pin connector -T12b-, red AUDI A3 2015 Driver door control unit J386 (Cabriolet) Driver door control unit -J386- (Cabriolet) Fitting location: In driver door.     Get access to all wiring diagrams of the car A -  Driver door control unit -J386- A1 -  6-pin connector -T6f- A2 -  20-pin connector -T20c- A3 -  16-pin connector -T16e- A4 -  32-pin connector -T32b-, blue AUDI A3 2015 Front passenger door control unit J387 (Cabriolet) Front passenger door control unit -J387- (Cabriolet) Fitting location: In front passenger door.     Get access to all wiring diagrams of the car A -  Front passenger door control unit -J387- A1 -  6-pin connector -T6g- A2 -  20-pin connector -T20d- A3 -  16-pin connector -T16f- A4 -  32-pin connector -T32c-, blue AUDI A3 2015 Convertible roof actuation control unit J256 Convertible roof actuation control unit -J256- Fitting location: behind left side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Convertible roof actuation control unit -J256- A1 -  16-pin connector -T16q-, brown A2 -  20-pin connector -T20m-, black A3 -  10-pin connector -T10aa-, black AUDI A3 2015 Reversing camera system control unit J772 (Cabriolet) Reversing camera system control unit -J772- (Cabriolet) Fitting location: behind left side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  Reversing camera system control unit -J772- A1 -  20-pin connector -T20i-, black A2 -  2-pin connector -T2df-, green A3 -  2-pin connector -T2ep- A4 -  Vacant AUDI A3 2015 Interior mirror EX5 Interior mirror -EX5- Fitting location: at front of roof side member.     Get access to all wiring diagrams of the car A -  Interior mirror -EX5- A1 -  8-pin connector -T8a-, black A2 -  3-pin connector -T3f-, black AUDI A3 2015 All-wheel drive control unit J492 All-wheel drive control unit -J492- Fitting location: on rear axle differential.     Get access to all wiring diagrams of the car A -  All-wheel drive control unit -J492- A1 -  2-pin connector -T2ax- A2 -  8-pin connector -T8y-, black AUDI A3 2015 Display unit for front information display and operating unit control unit J685 Display unit for front information display and operating unit control unit -J685- Fitting location: Dash panel - centre.     Get access to all wiring diagrams of the car A -  Display unit for front information display and operating unit control unit -J685- A1 -  8-pin connector -T8ai-, black A2 -  4-pin connector -T4ao-, white q   Only for MMI with radio A2 -  4-pin connector -T4ao-, black q   For MMI high only AUDI A3 2015 Multimedia system operating unit E380 (MMI) Multimedia system operating unit -E380- (MMI) Fitting location: on centre console.     Get access to all wiring diagrams of the car A -  Multimedia system operating unit -E380- A1 -  20-pin connector -T20h-, red AUDI A3 2015 Front camera for driver assist systems R242 Front camera for driver assist systems -R242- Fitting location: near interior mirror.     Get access to all wiring diagrams of the car A -  Front camera for driver assist systems -R242- A1 -  12-pin connector -T12ac-, black AUDI A3 2015 Control unit for information electronics 1 J794 (MMI high) Control unit for information electronics 1 -J794- (MMI high) Fitting location: In glove compartment.     Get access to all wiring diagrams of the car A -  Control unit for information electronics 1 -J794- A1 -  Connector block, consisting of: t  8-pin connector -T8ag- (plug A), brown t  12-pin connector -T12x- (plug B), blue t  12-pin connector -T12y- (plug C), green t  8-pin connector -T8j- (plug D), black t  12-pin connector -T12v- (plug E), grey A2 -  2-pin connector -T2t-, black A3 -  4-pin connector -T4al-, grey A4 -  4-pin connector -T4w-, yellow A5 -  4-pin connector -T4ar-, yellow A6 -  2-pin connector -T2ew- A7 -  4-pin connector -T4v- A8 -  2-pin connector -T2ac-, blue A9 -  Connector for models with LTE aerial 1 -R297- and LTE aerial 2 -R306- t  4-pin connector -T4as-, violet A9 -  Connector for models with telephone aerial -R65- t  2-pin connector -T2af-, violet A10 -  2-pin connector -T2ad-, black q   Only for models without US equipment A10 -  2-pin connector -T2ad-, brown q   Only for models with US equipment AUDI A3 2015 TV tuner R78 (5-door) TV tuner -R78- (5-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  TV tuner -R78- A1 -  2-pin connector -T2ey-, brown A2 -  4-pin connector -T4ab-, green A3 -  2-pin connector -T2ev-, black A4 -  12-pin connector -T12aa-, black AUDI A3 2015 TV tuner R78 (4-door) TV tuner -R78- (4-door) Fitting location: behind right side trim in luggage compartment.     Get access to all wiring diagrams of the car A -  TV tuner -R78- A1 -  2-pin connector -T2ey-, brown A2 -  4-pin connector -T4ab-, green A3 -  2-pin connector -T2ev-, black A4 -  12-pin connector -T12aa-, black AUDI A3 2015 Sliding sunroof adjustment control unit J245 Sliding sunroof adjustment control unit -J245- Fitting location: On sliding sunroof motor.     Get access to all wiring diagrams of the car A -  Sliding sunroof adjustment control unit -J245- A1 -  10-pin connector -T10o- AUDI A3 2015 Control unit for information electronics 1 J794 (Radio) Control unit for information electronics 1 -J794- (Radio) Fitting location: In glove compartment.     Get access to all wiring diagrams of the car A -  Control unit for information electronics 1 -J794- A1 -  Connector block, consisting of: t  8-pin connector -T8ag- (plug A), brown t  12-pin connector -T12x- (plug B), blue t  12-pin connector -T12y- (plug C), green t  8-pin connector -T8j- (plug D), black t  12-pin connector -T12v- (plug E), grey A2 -  4-pin connector -T4al- (if fitted) A3 -  4-pin connector -T4v- AUDI A3 2015 Multimedia system operating unit E380 (Radio) Multimedia system operating unit -E380- (Radio) Fitting location: Dash panel - centre.     Get access to all wiring diagrams of the car A -  Multimedia system operating unit -E380- A1 -  8-pin connector -T8k-, black AUDI A3 2015 Control unit for information electronics 1 J794 (MMI with radio) Control unit for information electronics 1 -J794- (MMI with radio) Fitting location: In glove compartment.     Get access to all wiring diagrams of the car A -  Control unit for information electronics 1 -J794- A1 -  Connector block, consisting of: t  8-pin connector -T8ag- (plug A), brown t  12-pin connector -T12x- (plug B), blue t  12-pin connector -T12y- (plug C), green t  8-pin connector -T8j- (plug D), black t  12-pin connector -T12v- (plug E), grey A2 -  2-pin connector -T2t-, black A3 -  2-pin connector -T2ac-, blue A4 -  4-pin connector -T4w-, yellow A5 -  4-pin connector -T4al-, violet A6 -  2-pin connector -T2ad- A7 -  4-pin connector -T4v- AUDI A3 2015 Hybrid battery unit AX1 Hybrid battery unit -AX1- Fitting location: on underbody, near rear axle     Get access to all wiring diagrams of the car 1 -  Hybrid battery unit -AX1- 2 -  High-voltage wiring harness for high-voltage battery -PX1- A -  14-pin connector -T14k-, black AUDI A3 2015 Battery monitoring control unit J367 Battery monitoring control unit -J367- Fitting location: in luggage compartment, on earth cable battery terminal clamp.     Get access to all wiring diagrams of the car 1 -  Battery monitoring control unit -J367- A -  2-pin connector -T2fk-, black AUDI A3 2015 Emergency call module control unit and communication unit J949 Emergency call module control unit and communication unit -J949- Fitting location: Behind the control unit in dash panel insert -J285-.     Get access to all wiring diagrams of the car 1 -  Emergency call module control unit and communication unit -J949- A -  4-pin connector -T4bn-, violet B -  26-pin connector -T26e-, black AUDI A3 2015 Engine sound generator control unit J943 Engine sound generator control unit -J943- Fitting location: Under front passenger seat.     Get access to all wiring diagrams of the car 1 -  Engine sound generator control unit -J943- A -  12-pin connector -T12l-, black AUDI A3 2015 Entry and start authorisation control unit J518 Entry and start authorisation control unit -J518- Fitting location: behind glove compartment.     Get access to all wiring diagrams of the car 1 -  Entry and start authorisation control unit -J518- A -  32-pin connector -T32a-, blue AUDI A3 2015 Overview of fuses (3-door)

Overview of fuses (3-door)

t	Overview of fuses (4-door)

t	Overview of fuses (5-door)

t	Overview of fuses (Cabriolet)

   

q	Fuse assignment:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Fuse assignment:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Fuse assignment as of May 2013:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Fuse assignment:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Fuse assignment as of May 2013:

q	Fuse assignment as of May 2014:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Fitting location for right-hand drive models:

q	Fuse assignment:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Fitting location for right-hand drive models:

q	Fuse assignment up to April 2013:

q	Fuse assignment as of May 2013:

q	Fuse assignment as of May 2014:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Fuse assignment:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

AUDI A3 2015 Overview of fuses (4-door) Overview of fuses (4-door)   Note: t  Overview of fuses (3-door) t  Overview of fuses (5-door) t  Overview of fuses (Cabriolet)

q	Fuse assignment:

q	Fuse assignment:

q	Fuse assignment as of May 2013:

q	Fuse assignment:

q	Fuse assignment as of May 2013:

q	Fuse assignment as of May 2014:

q	Fitting location for right-hand drive models:

q	Fuse assignment:

q	Fitting location for right-hand drive models:

q	Fuse assignment up to April 2013:

q	Fuse assignment as of May 2013:

q	Fuse assignment as of May 2014:

q	Fuse assignment:

AUDI A3 2015 Overview of fuses (5-door) Overview of fuses (5-door)   Note: t  Overview of fuses (3-door) t  Overview of fuses (4-door) t  Overview of fuses (Cabriolet)

q	Fitting location with hybrid drive:

q	Fuse assignment with and without hybrid drive, without RS3:

q	Fuse assignment with RS3:

q	Fitting location with hybrid drive:

q	Fuse assignment:

q	Fuse assignment as of May 2013:

q	Fuse assignment:

q	Fuse assignment as of May 2013:

q	Fuse assignment as of May 2014:

q	Fitting location for right-hand drive models:

q	Fuse assignment:

q	Fitting location for right-hand drive models:

q	Fuse assignment up to April 2013:

q	Fuse assignment as of May 2013:

q	Fuse assignment as of May 2014:

q	Fuse assignment:

7 -	Fuse holder in main fuse box in luggage compartment

q	Components: -S131- , -S132- , -S133- , -S1-

q	Fitting location with RS3:

q	Fuse assignment with RS3:

8 -	Fuse holder for battery in luggage compartment

q	Components: -S162- , -S163-

q	Fitting location with hybrid drive:

q	Fuse assignment, with hybrid drive:

AUDI A3 2015 Overview of fuses (Cabriolet) Overview of fuses (Cabriolet)   Note: t  Overview of fuses (3-door) t  Overview of fuses (4-door) t  Overview of fuses (5-door)

q	Fuse assignment:

q	Fuse assignment:

q	Fuse assignment as of May 2013:

q	Fitting location for right-hand drive models:

q	Fuse assignment, from November 2013:

q	Fuse assignment:

q	Fuse assignment as of May 2013:

q	Fuse assignment as of May 2014:

q	Fuse assignment, from November 2013:

q	Fitting location for right-hand drive models:

q	Fuse assignment:

q	Fitting location for right-hand drive models:

q	Fuse assignment as of May 2013:

q	Fuse assignment as of May 2014:

q	Fuse assignment:

AUDI A3 2015

Fitting location fuse holder A -SA- , without hybrid drive

SA -	Fuse holder A

SA1 -

Fuse 1 on fuse holder A

SA2 -

Fuse 2 on fuse holder A

SA3 -

Fuse 3 on fuse holder A

SA4 -

Fuse 4 on fuse holder A

SA5 -

Fuse 5 on fuse holder A

AUDI A3 2015

Fitting location fuse holder A -SA- , with hybrid drive

A -	Fuse holder A

SA1 -

Fuse 1 on fuse holder A ,

SA2 -

Fuse 2 on fuse holder A ,

SA3 -

Fuse 3 on fuse holder A ,

SA4 -

Fuse 4 on fuse holder A ,

SA5 -

Fuse 5 on fuse holder A ,

SA6 -

Fuse 6 on fuse holder A ,

AUDI A3 2015

Fuse assignment fuse holder A -SA- , with and without hybrid drive, without RS3

Screw location	Current Flow Diagram designation	Nominal value	Function/component	Terminal
J1A	Fuse 1 on fuse holder A -SA1-	125 A	Supply for the fuses:	30
			-SC4- …-SC14-
			-SC30-
			-SC31-
			-SC38-
			-SC39-
			-SC41-
			-SC42-
			-SC53-
			Front passenger seat adjustment thermal fuse 1 -S46-
			Terminal 15 voltage supply relay -J329-
G1A	Fuse 2 on fuse holder A -SA2-	150 A 1) 200 A 2) 250 A 3) 400 A 4) 250 A 5)	Alternator -C-	30
			Power and control electronics for electric drive -JX1- 5)
E1A	Fuse 3 on fuse holder A -SA3-	80 A	Power steering control unit -J500-	30
K2A	Fuse 4 on fuse holder A -SA4-	80 A	Supply for the fuses:	30
			-SC15- …-SC20-
			-SC23- …-SC28-
			-SB43- …-SB45-
L1A	Fuse 5 on fuse holder A -SA5-	80 A 5) 50 A 6)	Radiator fan control unit -J293-	30
P1A	Fuse 6 on fuse holder A -SA6-	50 A 5)	Mechatronic unit for dual clutch gearbox -J743- 5) 7)	30

1) for models with 90 A alternator only, up to April 2013

2) for models with 140 A alternator only, up to April 2013

3) for models with 180 A alternator only, up to April 2013

4) for models with alternator only, from May 2013

5) for models with hybrid drive only

6) for models with hybrid drive only

7) for models with 6-speed dual clutch gearbox 0DD only

AUDI A3 2015

Fuse assignment, fuse holder A -SA- , with RS3

Screw location	Current Flow Diagram designation	Nominal value	Function/component	Terminal
J1A	Fuse 1 on fuse holder A -SA1-	80 A	Radiator fan control unit -J293-	30
G1A	Fuse 2 on fuse holder A -SA2-	400 A	Alternator -C-	30
E1A	Fuse 3 on fuse holder A -SA3-	-		-
K2A	Fuse 4 on fuse holder A -SA4-	80 A	Power steering control unit -J500-	30
L1A		-		-

AUDI A3 2015

Fitting location fuse holder B -SB- , without hybrid drive

A -	Fuse holder B -SB- ;

Fuse colours:

t	50 A - red

t	40 A - orange

t	30 A - light-green

t	25 A - natural (white)

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light-brown

t	3 A - violet

AUDI A3 2015

Fitting location fuse holder B -SB- , with hybrid drive

A -	Fuse holder B -SB- ;

Fuse colours:

t	50 A - red

t	40 A - orange

t	30 A - light-green

t	25 A - natural (white)

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light-brown

t	3 A - violet

AUDI A3 2015 Fuse assignment on fuse holder B SB

Fuse assignment on fuse holder B -SB-

Slot	Current Flow Diagram designation	Nominal value	Function/component	Terminal
F1	Fuse 1 on fuse holder B -SB1-	40 A	ABS control unit -J104-	30
F2	Fuse 2 on fuse holder B -SB2-	40 A	ABS control unit -J104-	30
F3	Fuse 3 on fuse holder B -SB3-	15 A 1) 30 A 2)	Engine control unit -J623-	87
F4	Fuse 4 on fuse holder B -SB4-	5 A 2) 14) 10 A 1)	Oil level and oil temperature sender -G266-	87
			Engine component current supply relay -J757-14)
			Radiator fan control unit -J293-
			Charge pressure control solenoid valve -N75-2)
			Activated charcoal filter solenoid valve 1 -N80- 3) 4)
			Camshaft control valve 1 -N205-3) 4)
			Camshaft control valve 2 -N208- 4)
			Turbocharger air recirculation valve -N249- 5)
			Exhaust camshaft control valve 1 -N318- 4)
			Intake manifold flap valve -N316- 5)
			Exhaust gas recirculation cooler changeover valve -N345- 2)
			High-pressure valve for gas mode -N372- 4) 6)
			Valve for oil pressure control -N428- 4) 5)
			Piston cooling jet control valve -N522- 5)
			Air mass meter -G70- 5)
			Low heat output relay -J359- 2)
			High heat output relay -J360- 2)
			Relay for reducing agent metering system -J963- 19)
			Inlet cam actuator for cylinder 2 -N583- 4)
			Exhaust cam actuator for cylinder 2 -N587- 4)
			Inlet cam actuator for cylinder 3 -N591- 4)
			Exhaust cam actuator for cylinder 3 -N595- 4)
			Coolant shortage indicator control unit -J120- 13)
F5	Fuse 5 on fuse holder B -SB5-	10 A 5) 2) 13) 7.5 A 6) 15 A 14)	Engine component current supply relay -J757- 5)	87
			Activated charcoal filter solenoid valve 1 -N80- 14)
			Valve for oil pressure control -N428- 14)
			Intake manifold flap valve -N316- 14)
			Charge pressure control solenoid valve -N75- 14)
			Turbocharger air recirculation valve -N249- 14)
			Oil level and oil temperature sender -G266- 14)
			Exhaust flap control unit -J883- 14)
			Exhaust flap control unit 2 -J945- 14)
			Injector 2 for cylinder 1 -N532- 5)
			Injector 2 for cylinder 2 -N533- 5)
			Injector 2 for cylinder 3 -N534- 5)
			Injector 2 for cylinder 4 -N535- 5)
			Actuator 1 for camshaft adjustment -F366- 5)
			Actuator 2 for camshaft adjustment -F367- 5)
			Actuator 3 for camshaft adjustment -F368- 5)
			Actuator 4 for camshaft adjustment -F369- 5)
			Actuator 5 for camshaft adjustment -F370- 5)
			Actuator 6 for camshaft adjustment -F371- 5)
			Actuator 7 for camshaft adjustment -F372- 5)
			Actuator 8 for camshaft adjustment -F373- 5)
			Fuel pressure regulating valve -N276- 2)
			Fuel metering valve -N290- 2)
			Camshaft control valve 1 -N205- 2)
			Relay for gas shut-off valves -J908- 6)
			Gas injection valve 1 -N366- 6)
			Gas injection valve 2 -N367- 6)
			Gas injection valve 3 -N368- 6)
			Gas injection valve 4 -N369- 6)
			Coolant valve for gearbox -N488- 13)
			Coolant pump for high-temperature circuit -V467- 13)
			Coolant circulation pump 2 -V178- 13)
F6	Fuse 6 on fuse holder B -SB6-	5 A	Brake light switch -F-	87
			Brake pedal switch -F47- 14)
			Brake pedal switch -F63-
F7	Fuse 7 on fuse holder B -SB7-	10 A2) 3) 4) 18) 5 A 5) 7) 7,5 A 5) 8) 15 A 13) 5 A 14)	Fuel pressure regulating valve -N276- 3) 4)	87
			Solenoid valve for coolant circuit -N492- 14)
			Coolant circulation pump -V50- 14)
			Additional coolant pump relay -J496- 14)
			Ethanol concentration sender -G708- 18)
			Continued coolant circulation pump -V51- 3) 4) 18)
			Coolant shut-off valve -N82- 5)
			Coolant valve for gearbox -N488- 5)
			Valve for oil pressure control -N428- 2)
			Coolant valve for cylinder head -N489- 2)
			Charge air cooling pump -V188- 2)
			Auxiliary pump for heating -V488- 2)
			Coolant changeover valve 1 -N632- 13)
			Coolant changeover valve 2 -N633- 13)
			Coolant pump for low-temperature circuit -V468- 13)
F8	Fuse 8 on fuse holder B -SB8-	10 A2) 3) 4) 15 A 5) 9) 13) 14)	Lambda probe heater -Z19-	87
			Lambda probe 1 heater after catalytic converter -Z29-
F9	Fuse 9 on fuse holder B -SB9-	20 A 3) 4) 10 A 5) 14) 5 A 2)	Ignition coil 1 with output stage -N70- 3) 4)	87
			Camshaft control valve 1 -N205- 14)
			Exhaust camshaft control valve 1 -N318- 14)
			Ignition coil 2 with output stage -N127- 3) 4)
			Ignition coil 3 with output stage -N291- 3) 4)
			Ignition coil 4 with output stage -N292- 3) 4)
			Exhaust flap control unit -J883- 5)
			Activated charcoal filter solenoid valve 1 -N80- 5)
			Camshaft control valve 1 -N205- 5)
			Exhaust camshaft control valve 1 -N318- 5)
			Continued coolant circulation pump -V51- 5)
			Automatic glow period control unit -J179- 2)
			Air mass meter -G70- 2)
			Heater element for crankcase breather -N79- 2)
			Fuel tank shut-off valve -N288- 13)
F10	Fuse 10 on fuse holder B -SB10-	15 A 1) 20 A 2) 14)	Fuel pump control unit -J538-	87
F11	Fuse 11 on fuse holder B -SB11-	40 A 50 A 13)	Auxiliary air heater element -Z35- 2)	87
			Secondary air pump motor -V101- 5) 13)
F12	Fuse 12 on fuse holder B -SB12-	40 A	Auxiliary air heater element -Z35- 2)	87
F13	Fuse 13 on fuse holder B -SB13-	15 A 10) 15) 16) 30 A 11) 17)	Mechatronic unit for dual clutch gearbox -J743- 10) 11) 15) 16)	30
			Automatic gearbox control unit -J217- 17)
F14	Fuse 14 on fuse holder B -SB14-	30 A 14)	Ignition coil 1 with output stage -N70- 14)	87
			Ignition coil 2 with output stage -N127- 14)
			Ignition coil 3 with output stage -N291- 14)
			Ignition coil 4 with output stage -N292- 14)
			Ignition coil 5 with output stage -N323- 14)
F15	Fuse 15 on fuse holder B -SB15-	15 A	Horn relay -J413-	30
F16	Fuse 16 on fuse holder B -SB16-	5 A 6) 10 A 13) 20 A 5) 30 A 14)	Relay for gas shut-off valves -J908- 6)	30
			Fuel tank shut-off valve 1 -N361- 6)
			Fuel tank shut-off valve 2 -N362- 6)
			Engine component current supply relay -J757- 5) 14)
			Ignition coil 1 with output stage -N70- 5)
			Ignition coil 2 with output stage -N127- 5)
			Ignition coil 3 with output stage -N291- 5)
			Ignition coil 4 with output stage -N292- 5)
			Power and control electronics for electric drive -JX1- 13)
			High-voltage battery charger control unit -J1050- 13)
			Fuse 14 on fuse holder B -SB14- 14)
			Fuse 31 on fuse holder B -SB31- 14)
F17	Fuse 17 on fuse holder B -SB17-	7.5 A	Main relay -J271- 1)	30
			Terminal 30 voltage supply relay -J317- 2)
			Engine control unit -J623-
			ABS control unit -J104-
F18	Fuse 18 on fuse holder B -SB18-	5 A	Battery monitor control unit -J367-	30
			Data bus diagnostic interface -J533-
F19	Fuse 19 on fuse holder B -SB19-	30 A	Wiper motor control unit -J400-	30
F20	Fuse 20 on fuse holder B -SB20-	10 A	Alarm horn -H12-	30
F21	not assigned	-		-
F22	Fuse 22 on fuse holder B -SB22-	5 A	Engine control unit -J623-	50
F23	Fuse 23 on fuse holder B -SB23-	30 A	Starter -B-	50
F24	Fuse 24 on fuse holder B -SB24-	40 A	Auxiliary air heater element -Z35- 2)	87 2) 30 13)
			Brake servo -NX6- 13)
F25	not assigned	-		-
F26	not assigned	-		-
F27	not assigned	-		-
F28	not assigned	-		-
F29	not assigned	-		-
F30	not assigned	-		-
F31	Fuse 31 on fuse holder B -SB31-	5 A 7) 12) 7.5 A 13) 15 A 8) 10 A 14)	Output module for left headlight -J667- 7) 12)	87
			Fuel metering valve -N290- 14)
			Vacuum pump relay -J57- 8)
			Vacuum pump for brakes -V192- 8)
			Coolant circulation pump before power and control electronics for electric drive -V508- 13)
F32	Fuse 32 on fuse holder B -SB32-	5 A	Output module for right headlight -J668- 12)	87
			Output module for left headlight -J667- 8) 12)
F33	Fuse 33 on fuse holder B -SB33-	30 A	Brake system pressure accumulator -VX70- 13)	30
F34	Fuse 34 on fuse holder B -SB34-	5 A	Brake servo -NX6- 13)	30
F35	Fuse 35 on fuse holder B -SB35-	7.5 A	Air conditioning system relay -J32- 13)	30
			Pressure sender for refrigerant circuit -G805- 13)
			Refrigerant pressure and temperature sender -G395- 13)
			Control unit for air conditioning compressor -J842- 13)
			High voltage heater (PTC) control unit -J848- 13)
F36	not assigned
F37	Fuse 37 on fuse holder B -SB37-	20 A	Auxiliary heater control unit -J364-	30
F38	Fuse 38 on fuse holder B -SB38-	20 A	Vacuum pump relay -J57- 7)	30

1) Only models with petrol engine

2) for models with diesel engine only

3) for models with 1.2 l engine only

4) for models with 1.4 l engine only

5) for models with 1.8 l or 2.0 l engine only

6) for CNG models only

7) up to April 2013

8) From May 2013

9) for models with engine code CPTA, CZEA only

10) for models with dual clutch gearbox 0D9 only

11) for models with dual clutch gearbox 0CW only

12) for models with LED headlights only

13) for models with hybrid drive only

14) for RS3 only

15) for models with dual clutch gearbox 0BH only

16) for models with dual clutch gearbox 0DE only

17) for models with 6-speed automatic gearbox only

18) for models with Brazil equipment only

19) from November 2015

AUDI A3 2015 Fitting location of fuse holder C SC

Fitting location of fuse holder C -SC-

A -	Fuse holder C -SC- ,

Fuse colours:

t	50 A - red

t	40 A - orange

t	30 A - light-green

t	25 A - natural (white)

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light-brown

t	3 A - violet

AUDI A3 2015 Fuse assignment, fuse holder C SC

Fuse assignment, fuse holder C -SC-

Slot	Current Flow Diagram designation	Nominal value	Function/component	Terminal
F1	Fuse 1 on fuse holder C -SC1-	30 A	Control unit for reducing agent metering system -J880-	30
F2	Fuse 2 on fuse holder C -SC2-	10 A 1)	Driver seat lumbar support adjustment switch -E176- 1)	30
			Front passenger seat lumbar support adjustment switch -E177- 1)
			Driver seat lumbar support longitudinal adjustment motor -V125- 1)
			Front passenger seat lumbar support longitudinal adjustment motor -V126- 1)
			Driver seat lumbar support height adjustment motor -V129- 1)
			Front passenger seat lumbar support height adjustment motor -V130- 1)
F3	Fuse 3 on fuse holder C -SC3-	40 A	Convertible roof actuation hydraulic pump relay -J321-	30
			Hydraulic pump relay 2 for convertible roof -J588-
			Convertible roof actuation hydraulic pump -V118-
F4	Fuse 4 on fuse holder C -SC4-	7.5 A	Multimedia system operating unit -E380-	30
			Control unit 1 for information electronics -J794-
F5	Fuse 5 on fuse holder C -SC5-	5 A	Data bus diagnostic interface -J533-	30
F6	Fuse 6 on fuse holder C -SC6-	5 A	Selector lever -E313- 15)	30
			Anti-theft alarm sensor -G578- 16)
F7	Fuse 7 on fuse holder C -SC7-	10 A	Heated rear window relay -J9-	30
			Heater control unit -J65-
			Climatronic control unit -J255-
			Air conditioning system control unit -J301-
			Selector lever -E313- 16)
			Remote control receiver for auxiliary heater -R64-
F8	Fuse 8 on fuse holder C -SC8-	10 A	Light switch -E1-	30
			Electromechanical parking brake button -E538-
			Humidity sender -G355-
			Rain and light sensor -G397-
			Anti-theft alarm sensor -G578- 15)
			16-pin connector -T16-
			Emergency call module control unit and communication unit -J949- 9)
			Front roof module -WX3-
F9	Fuse 9 on fuse holder C -SC9-	1 A 1) 5 A 15)	Steering column electronics control unit -J527- 1) 15)	30
F10	Fuse 10 on fuse holder C -SC10-	5 A	Display unit for front information display and operating unit control unit -J685-	30
F11	Fuse 11 on fuse holder C -SC11-	15 A 2) 25 A 1)	All-wheel drive control unit -J492- 2)	30
			Control unit for front left belt tensioner -J854- 1)
F12	Fuse 12 on fuse holder C -SC12-	15 A 4) 20 A 3)	Control unit 1 for information electronics -J794-	30
F13	Fuse 13 on fuse holder C -SC13-	20 A 15 A 9)	Electronically controlled damping control unit -J250-	30
			Maintenance connector for high-voltage system -TW- 9)
F14	Fuse 14 on fuse holder C -SC14-	30 A	Fresh air blower control unit -J126-	30
F15	Fuse 15 on fuse holder C -SC15-	10 A	Control unit for electronic steering column lock -J764-	30
F16	Fuse 16 on fuse holder C -SC16-	7.5 A	Chip card reader control unit -J676-	30
			TV tuner -R78-
			Aerial amplifier for mobile telephone -R86-
			Telephone bracket -R126-
			Connection for external audio sources -R199-
F17	Fuse 17 on fuse holder C -SC17-	5 A	Control unit in dash panel insert -J285-	30
F18	Fuse 18 on fuse holder C -SC18-	7.5 A	Reversing camera system control unit -J772-	30
F19	Fuse 19 on fuse holder C -SC19-	7.5 A	Entry and start authorisation control unit -J518-	30
			Interface control unit for vehicle location system -J843-
F20	Fuse 20 on fuse holder C -SC20-	15 A 2) 7.5 A 5) 6) 7)	Driver seat lumbar support adjustment switch -E176- 2)	30
			Front passenger seat lumbar support adjustment switch -E177- 2)
			Driver seat lumbar support longitudinal adjustment motor -V125- 2)
			Front passenger seat lumbar support longitudinal adjustment motor -V126- 2)
			Driver seat lumbar support height adjustment motor -V129- 2)
			Front passenger seat lumbar support height adjustment motor -V130- 2)
			Control unit for fuel tank leak detection -J909- 5) 7)
			Relay for reducing agent metering system -J963- 6) 7)
F21	not assigned	-		-
F22	not assigned	-		-
F23	Fuse 23 on fuse holder C -SC23-	40 A	Onboard supply control unit -J519-	30
F24	Fuse 24 on fuse holder C -SC24-	20 A 30 A 8)	Sliding sunroof adjustment control unit -J245-	30
			Convertible roof actuation control unit -J256- 8)
F25	Fuse 25 on fuse holder C -SC25-	30 A	Driver door control unit -J386-	30
			Rear driver side door control unit -J926-
			Control unit with rear driver side window regulator motor -J1016-
			Rear left window regulator motor -V26-
F26	Fuse 26 on fuse holder C -SC26-	30 A	Onboard supply control unit -J519- t  Front seat heating	30
F27	Fuse 27 on fuse holder C -SC27-	30 A	Digital sound package control unit -J525-	30
F28	Fuse 28 on fuse holder C -SC28-	5 A 7) 8) 20 A 2)	Convertible roof actuation control unit -J256- 7) 8)	30
			Trailer detector control unit -J345- 2)
F29	Fuse 29 on fuse holder C -SC29-	7.5 A	Glove compartment light switch -E26-	30
			Driver side vanity mirror contact switch -F147-
			Front passenger side vanity mirror contact switch -F148-
			Glove compartment light -W6-
			Front passenger side illuminated vanity mirror -W14-
			Left luggage compartment light -W18-
			Driver side illuminated vanity mirror -W20-
			Right luggage compartment light -W35-
			Front roof module -WX3-
			Front interior light -WX1-
			Special vehicle control unit -J608-
F30	Fuse 30 on fuse holder C -SC30-	25 A 2)	Seat belt tensioner relay -J669- 2)	30
			Control unit for front left belt tensioner -J854- 2)
F31	Fuse 31 on fuse holder C -SC31-	40 A	Onboard supply control unit -J519-	30
F32	Fuse 32 on fuse holder C -SC32-	7.5 A	Adaptive cruise control unit -J428-	15
			Parking aid control unit -J446-
			Park assist steering control unit -J791-
			Lane change assist control unit -J769-
			Lane change assist control unit 2 -J770-
			Front camera for driver assist systems -R242-
F33	Fuse 33 on fuse holder C -SC33-	5 A	Airbag control unit -J234-	15
			Front passenger airbag deactivated warning lamp -K145-
F34	Fuse 34 on fuse holder C -SC34-	7.5 A	Auto-hold button -E540-	15
			Reversing light switch -F4-
			Pressure sender for refrigerant circuit -G805-
			Relay for power sockets -J807-
			Control unit for structure-borne sound -J869-
			Seat belt tensioner relay -J669- 2)
F35	Fuse 35 on fuse holder C -SC35-	10 A	Headlight range control regulator -E102-	15
			Interior mirror -EX5-
			Air quality sensor -G238-
			Humidity sender in fresh air intake duct -G657-
			Control unit for cornering light and headlight range control -J745-
			Headlight range control unit -J431-
			16-pin connector -T16-
			Left headlight range control motor -V48-
			Right headlight range control motor -V49-
F36	Fuse 36 on fuse holder C -SC36-	15 A	Output module for right headlight -J668-	15
			Output module 1 for right LED headlight -A27-
F37	Fuse 37 on fuse holder C -SC37-	15 A	Output module for left headlight -J667-	15
			Output module 1 for left LED headlight -A31-
F38	Fuse 38 on fuse holder C -SC38-	20 A 2) 15 A 9)	Trailer detector control unit -J345- 2)	30
			Hybrid battery unit -AX1- 9)
F39	Fuse 39 on fuse holder C -SC39-	30 A	Front passenger door control unit -J387-	30
			Rear passenger side door control unit -J927-
			Control unit with rear passenger side window regulator motor -J1017-
			Rear right window regulator motor -V27-
F40	Fuse 40 on fuse holder C -SC40-	20 A	Electric socket -U-	87
			Cigarette lighter -U1-
			12 V socket -U5-
F41	Fuse 41 on fuse holder C -SC41-	1 A 2) 25 A 1)	Steering column electronics control unit -J527- 2)	30
			Control unit for front right belt tensioner -J855- 1)
F42	Fuse 42 on fuse holder C -SC42-	40 A	Onboard supply control unit -J519-	30
F43	Fuse 43 on fuse holder C -SC43-	30 A	Onboard supply control unit -J519-	30
F44	Fuse 44 on fuse holder C -SC44-	15 A	Trailer detector control unit -J345- 2)	30
			All-wheel drive control unit -J492- 1)
F45	Fuse 45 on fuse holder C -SC45-	15 A	Driver seat adjustment operating unit -E470-	30
			Driver seat lumbar support adjustment switch -E176-
F46	not assigned	-		-
F47	Fuse 47 on fuse holder C -SC47-	15 A	Rear window wiper motor -V12-	15
F48	Fuse 48 on fuse holder C -SC48-	10 A 9) 5 A13) 14)	Front left headlight -MX1-14)	15
			Front right headlight -MX2-14)
			Engine sound generator control unit -J943- 9)
F49	Fuse 49 on fuse holder C -SC49-	5 A	Clutch position sender -G476-	15
			Starter relay 1 -J906-
			Starter relay 2 -J907-
			Hybrid battery unit -AX1- 9)
			Power and control electronics for electric drive -JX1- 9)
			Current supply relay -J16-
F50	not assigned
F51	Fuse 51 on fuse holder C -SC51-	25 A 2)	Control unit for front right belt tensioner -J855- 2)	15
F52	not assigned
F53	Fuse 53 on fuse holder C -SC53-	30 A 10) 12) 40 A 11) 20 A 8)	Heated rear window relay -J9-	30
			Heated rear window -Z1-

1) From May 2013

2) up to April 2013

3) for models with MMI only

4) Only models with radio

5) Only models with petrol engine

6) for models with diesel engine only

7) from November 2013

8) for Cabriolet only

9) for models with hybrid drive only

10) for 3-door models only

11) for 4-door models only

12) for 5-door models only

13) for RS3 only

14) for models with LED headlights only

15) From May 2015

16) up to April 2015

On models with hybrid drive, fuse SC13 bears an emergency marking. When changing this fuse, an emergency marking must be affixed to it.

AUDI A3 2015 Fitting location, fuse holder D SD

Fitting location, fuse holder D -SD-

Fitting location fuse holder D -SD- , left-hand drive

A -	Fuse holder D -SD-

Fuse colours:

t	50 A - red

t	40 A - orange

t	30 A - light-green

t	25 A - natural (white)

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light-brown

t	3 A - violet

Fitting location fuse holder D -SD- , right-hand drive

E -	Fuse holder D -SD-

Fuse colours:

t	50 A - red

t	40 A - orange

t	30 A - light-green

t	25 A - natural (white)

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light-brown

t	3 A - violet

Fuse assignment fuse holder D -SD- , from March 2012, up to April 2013

Slot	Current Flow Diagram designation	Nominal value	Function/component	Terminal
F1	Fuse 1 on fuse holder D -SD1-	15 A	Socket -U- 1)	15
F2	Fuse 2 on fuse holder D -SD2-	10 A	Special vehicle control unit -J608- 2)	30
F3	not assigned	-		-
F4	not assigned	-		-

1) for driving school models only

2) for models with driving aids only

AUDI A3 2015

Fuse assignment fuse holder D -SD- , from May 2013

Slot	Current Flow Diagram designation	Nominal value	Function/component	Terminal
F1	Fuse 1 on fuse holder D -SD1-	20 A	Trailer detector control unit -J345-	30
F2	Fuse 2 on fuse holder D -SD2-	15 A	Trailer detector control unit -J345-	30
F3	Fuse 3 on fuse holder D -SD3-	20 A	Trailer detector control unit -J345-	30
F4	Fuse 4 on fuse holder D -SD4-	15 A	not assigned	-

AUDI A3 2015

Fuse assignment fuse holder D -SD- , from May 2014

Slot	Current Flow Diagram designation	Nominal value	Function/component	Terminal
F1	Fuse 1 on fuse holder D -SD1-	25 A	Trailer detector control unit -J345-	30
F2	Fuse 2 on fuse holder D -SD2-	15 A	Trailer detector control unit -J345-	30
F3	Fuse 3 on fuse holder D -SD3-	25 A	Trailer detector control unit -J345-	30
F4	Fuse 4 on fuse holder D -SD4-	15 A	Trailer detector control unit -J345-	30

AUDI A3 2015

Fitting location fuse holder F -SF- , from May 2013

B -	Fuse holder F -SF- ,

Fuse colours:

t	50 A - red

t	40 A - orange

t	30 A - light-green

t	25 A - natural (white)

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light-brown

t	3 A - violet

AUDI A3 2015

Fuse assignment fuse holder F -SF- , from May 2013

Slot	Current Flow Diagram designation	Nominal value	Function/component	Terminal
F1	Fuse 1 on fuse holder F -SF1-	15 A	Socket -U- 1)	15
F2	Fuse 2 on fuse holder F -SF2-	10 A	Special vehicle control unit -J608- 2)	30

1) for driving school models only

2) for models with driving aids only

AUDI A3 2015 Fitting location of fuse holder H SH

Fitting location of fuse holder H -SH-

Fitting location fuse holder H -SH- , left-hand drive

A -	Fuse holder H -SH-

Fuse colours:

t	50 A - red

t	40 A - orange

t	30 A - light-green

t	25 A - natural (white)

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light-brown

t	3 A - violet

Fitting location fuse holder H -SH- , right-hand drive

D -	Fuse holder H -SH-

Fuse colours:

t	50 A - red

t	40 A - orange

t	30 A - light-green

t	25 A - natural (white)

t	20 A - yellow

t	15 A - light blue

t	10 A - red

t	7.5 A - brown

t	5 A - light-brown

t	3 A - violet

Fuse assignment on fuse holder H -SH-

Slot	Current Flow Diagram designation	Nominal value	Function/component	Terminal
F1	Fuse 1 in fuse holder H -SH1-	30 A	Control unit for right neck heating -J847-	87
			Blower for right neck heating -V451-
F2	Fuse 2 in fuse holder H -SH2-	30 A	Control unit for left neck heating -J846-	87
			Blower for left neck heating -V450-

AUDI A3 2015

Fuse holder on onboard supply control unit -J519- , left-hand drive

A -	Front passenger seat adjustment thermal fuse 1 -S46- - 15 A

B -	not assigned

AUDI A3 2015

Fuse holder on onboard supply control unit -J519- , right-hand drive

A -	not assigned

B -	Front passenger seat adjustment thermal fuse 1 -S46- - 15 A

C -	not assigned

D -	Fuse holder H -SH- ,

E -	Fuse holder D -SD- ,

AUDI A3 2015 Fuse holder for battery in luggage compartment, with hybrid drive

Fuse holder for battery in luggage compartment, with hybrid drive

1 -	Fuse 1 (30) in fuse holder on battery -S162- - 200 A

2 -	Fuse 2 (30), in battery fuse holder -S163-

AUDI A3 2015 Fitting location of fuse holder in main fuse box in luggage compartment, with RS3

Fitting location of fuse holder in main fuse box in luggage compartment, with RS3

A -	Fuse holder in main fuse box in luggage compartment

1 -	Fuse 3 -S133-

2 -	Fuse 2 -S132-

3 -	Fuse 1 -S131-

4 -	Fuse 1 in fuse holder -S1-

AUDI A3 2015 Fuse assignment, fuse holder in main fuse box in luggage compartment

Fuse assignment, fuse holder in main fuse box in luggage compartment

Screw location	Current Flow Diagram designation	Nominal value	Function/component	Terminal
A1	Fuse 1 -S131-	125 A	Supply for the fuses:	30
			-SC4- …-SC14-
			-SC30-
			-SC31-
			-SC38-
			-SC39-
			-SC41-
			-SC42-
			-SC53-
			Front passenger seat adjustment thermal fuse 1 -S46-
			Terminal 15 voltage supply relay -J329-
B1	Fuse 2 -S132-	80 A	Supply for the fuses:	30
			-SC15- …-SC20-
			-SC23- …-SC28-
			-SB43- …-SB45-
C1	Fuse 3 -S133-	125 A	Fuse 4 on fuse holder A -SA4-	30
			Fuse 1 on fuse holder B -SB1-
			Fuse 2 on fuse holder B -SB2-
			Main relay -J271-
G1	Fuse 1 in fuse holder -S1-	5 A	Battery monitor control unit -J367-	30

AUDI A3 2015 Overview of coupling stations (3-door models)

t	Overview of coupling stations (5-door)

t	Overview of coupling stations (Cabriolet)

   

1 -	Coupling station for engine pre-wiring

q	Connectors: -T10c-, -T14-

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

3 -

q	Fitting location for right-hand drive models:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

4 -	Seat wiring coupling station, right

q	Connectors: -T3h-, -T5a-, -T6j-, -T10e-

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

5 -

q	Overview (4-door):

q	Overview (5-door):

6 -	Rear right coupling station, rear lid

q	Connectors: -T2l-, -T2k-, -T2ah-, -T2es-

q	Fitting location:

q	Overview (5-door):

7 -	Coupling station for rear bumper

q	Connectors: -T8z-, -T10f-

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

8 -	Coupling station, rear left side of rear lid

q	Connectors: -T2m-, -T17f-

q	Fitting location:

q	Overview (5-door):

9 -	Seat wiring coupling station, left

q	Connectors: -T3g-, -T5-, -T6i-, -T10d-

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

10 -

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

Coupling station on left A-pillar

q	Connectors, left-hand drive -T17-, -T17a-, -T17b-, -T17c-, -T17d-

q	Connectors, right-hand drive -T10a-, -T17-, -T17a-, -T17b-, -T17c-, -T17d-

q	Fitting location for left-hand drive models:

q	Fitting location for right-hand drive models:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

12 -

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

13 -

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

14 -

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

AUDI A3 2015 Overview of coupling stations (4-door models) Overview of coupling stations (4-door models)   Note t  Overview of coupling stations (3-door) t  Overview of coupling stations (5-door) t  Overview of coupling stations (Cabriolet)

1 -	Coupling station for engine pre-wiring

q	Connectors: -T10c-, -T14-

q	Fitting location:

q	Fitting location for right-hand drive models:

4 -	Seat wiring coupling station, right

q	Connectors: -T3h-, -T5a-, -T6j-, -T10e-

q	Fitting location:

7 -	Coupling station for rear bumper

q	Connectors: -T8z-, -T10f-

q	Fitting location:

9 -	Seat wiring coupling station, left

q	Connectors: -T3g-, -T5-, -T6i-, -T10d-

q	Fitting location:

11 -	Coupling station on left A-pillar

q	Connectors, left-hand drive -T17-, -T17a-, -T17b-, -T17c-, -T17d-

q	Connectors, right-hand drive -T10a-, -T17-, -T17a-, -T17b-, -T17c-, -T17d-

q	Fitting location for left-hand drive models:

q	Fitting location for right-hand drive models:

AUDI A3 2015 Overview of coupling stations (5-door models) Overview of coupling stations (5-door models)   Note t  Overview of coupling stations (3-door) t  Overview of coupling stations (4-door) t  Overview of coupling stations (Cabriolet)

1 -	Coupling station for engine pre-wiring

q	Connectors: -T10c-, -T14-

q	Fitting location:

q	Fitting location for right-hand drive models:

4 -	Seat wiring coupling station, right

q	Connectors: -T3h-, -T5a-, -T6j-, -T10e-

q	Fitting location:

6 -

q	Fitting location:

7 -	Rear right coupling station, rear lid

q	Connectors: -T2l-, -T2k-, -T2ah-, -T2es-

q	Fitting location:

8 -	Coupling station for rear bumper

q	Connectors: -T8z-, -T10f-

q	Fitting location:

9 -	Coupling station, rear left side of rear lid

q	Connectors: -T2m-, -T17f-

q	Fitting location:

10 -

q	Fitting location:

11 -	Seat wiring coupling station, left

q	Connectors: -T3g-, -T5-, -T6i-, -T10d-

q	Fitting location:

13 -	Coupling station on left A-pillar

q	Connectors, left-hand drive -T17-, -T17a-, -T17b-, -T17c-, -T17d-

q	Connectors, right-hand drive -T10a-, -T17-, -T17a-, -T17b-, -T17c-, -T17d-

q	Fitting location for left-hand drive models:

q	Fitting location for right-hand drive models:

AUDI A3 2015 Overview of coupling stations (Cabriolet) Overview of coupling stations (Cabriolet)   Note t  Overview of coupling stations (3-door) t  Overview of coupling stations (4-door) t  Overview of coupling stations (5-door)

1 -	Coupling station for engine pre-wiring

q	Connectors: -T10c-, -T14-

q	Fitting location:

q	Fitting location for right-hand drive models:

Seat wiring coupling station, right

q	Connectors: -T3h-, -T5a-, -T6j-, -T10e-, -T10r-

q	Fitting location:

5 -	Coupling station for rear bumper

q	Connectors: -T8z-, -T10f-

q	Fitting location:

6 -

Seat wiring coupling station, left

q	Connectors: -T3g-, -T5-, -T6i-, -T10d-, -T10q-

q	Fitting location:

9 -	Coupling station on left A-pillar

q	Connectors, left-hand drive -T17-, -T17a-, -T17b-, -T17c-, -T17d-

q	Connectors, right-hand drive -T10a-, -T17-, -T17a-, -T17b-, -T17c-, -T17d-

q	Fitting location for left-hand drive models:

q	Fitting location for right-hand drive models:

AUDI A3 2015 Right coupling station for door wiring harness Right coupling station for door wiring harness Fitting location: on right A-pillar.

A -	27-pin connector -T27a-, black

AUDI A3 2015 Seat wiring coupling station, right Seat wiring coupling station, right Fitting location: Under the seat.

1 -	10-pin connector -T10e-, red

2 -	6-pin, connector -T6j-, green

3 -	3-pin connector -T3h-, yellow

4 -	5-pin connector -T5a-, black

AUDI A3 2015 Rear right coupling station, rear lid Rear right coupling station, rear lid Fitting location: On rear right pillar.

1 -	2-pin connector -T2l-, white

2 -	2-pin connector -T2k-

3 -	2-pin connector -T2ah-, black

4 -	2-pin connector -T2es-, black

AUDI A3 2015 Coupling station for rear bumper Coupling station for rear bumper Fitting location: in bumper.

1 -	8-pin connector -T8z-, black

2 -	10-pin connector -T10f-, black

AUDI A3 2015 Coupling station, rear left side of rear lid Coupling station, rear left side of rear lid Fitting location: On rear left pillar.

1 -	2-pin connector -T2m-, black

2 -	17-pin connector -T17f-, black

AUDI A3 2015 Seat wiring coupling station, left Seat wiring coupling station, left Fitting location: Under the seat.

1 -	10-pin connector -T10d-, red

2 -	6-pin, connector -T6i-, green

3 -	3-pin connector -T3g-, yellow

4 -	5-pin connector -T5-, black

AUDI A3 2015 Door wiring harness coupling station, left Door wiring harness coupling station, left Fitting location: on left A-pillar.

A -	27-pin connector -T27-, black

AUDI A3 2015 Coupling station for engine pre-wiring Coupling station for engine pre-wiring Fitting location: In engine compartment, front left.

1 -	10-pin connector -T10c-, black

q	for models with diesel engines only

2 -	14-pin connector -T14-, grey

AUDI A3 2015 Coupling station for front bumper Coupling station for front bumper Fitting location: in bumper.

1 -	6-pin, connector -T6h-, black

q	only for models without parking aid, with pedestrian protection

1 -	8-pin connector -T8v-, black

q	only for models with parking aid, without pedestrian protection

1 -	14-pin connector -T14a-, black

q	only for models with parking aid and pedestrian protection

AUDI A3 2015 Coupling station, alternator Coupling station, alternator Fitting location: In engine compartment, front left.

1 -	8-pin connector -T8-, black

q	Depending on equipment

1 -	4-pin connector -T4f-, black

q	Depending on equipment

1 -	10-pin connector -T10p-, black

q	Depending on equipment

AUDI A3 2015 Coupling station on left A-pillar, left-hand drive model Coupling station on left A-pillar, left-hand drive model Fitting location: on left A-pillar.

1 -	17-pin connector -T17d-, green

2 -	17-pin connector -T17a-, black

3 -	17-pin connector -T17c-, red

4 -	17-pin connector -T17b-, brown

5 -	17-pin connector -T17-, blue

AUDI A3 2015 Coupling station on left A-pillar, right-hand drive model Coupling station on left A-pillar, right-hand drive model Fitting location: on left A-pillar.

1 -	17-pin connector -T17d-, green

2 -	17-pin connector -T17a-, black

3 -	17-pin connector -T17c-, red

4 -	17-pin connector -T17b-, brown

5 -	17-pin connector -T17-, blue

6 -	10-pin connector -T10a-, white

AUDI A3 2015 Coupling station on right A-pillar, left-hand drive model Coupling station on right A-pillar, left-hand drive model Fitting location: on right A-pillar.

1 -	10-pin connector -T10a-, white

AUDI A3 2015 Coupling station for radiator fan Coupling station for radiator fan Fitting location: in left of engine compartment.

1 -	4-pin connector -T4g-, black

AUDI A3 2015 Coupling station for roof wiring harness Coupling station for roof wiring harness Fitting location: near front roof module.

1 -	6-pin, connector -T6ab-, black

AUDI A3 2015 Rear left coupling station for door wiring harness Rear left coupling station for door wiring harness Fitting location: on left B-pillar.

A -	27-pin connector -T27b-, black

AUDI A3 2015 Rear right coupling station for door wiring harness Rear right coupling station for door wiring harness Fitting location: on right B-pillar.

A -	27-pin connector -T27c-, black

AUDI A3 2015 Seat wiring coupling station, right Seat wiring coupling station, right Fitting location: Under the seat.

1 -	5-pin connector -T5a-, black

2 -	3-pin connector -T3h-, yellow

3 -	6-pin, connector -T6j-, green

4 -	10-pin connector -T10e-, red

5 -	10-pin connector -T10r-, black

AUDI A3 2015 Coupling station, rear left side of luggage compartment lid Coupling station, rear left side of luggage compartment lid Fitting location: behind left side trim in luggage compartment.

1 -	12-pin connector -T12j-, black

2 -	2-pin connector -T2fq-

3 -	12-pin connector -T12i-, black

AUDI A3 2015 Seat wiring coupling station, left Seat wiring coupling station, left Fitting location: Under the seat.

1 -	5-pin connector -T5-, black

2 -	3-pin connector -T3g-, yellow

3 -	6-pin, connector -T6i-, green

4 -	10-pin connector -T10d-, red

5 -	10-pin connector -T10q-, black

AUDI A3 2015 Overview of earth points (3-door)

Overview of earth points (3-door)

t	Overview of earth points (4-door)

t	Overview of earth points (5-door)

t	Overview of earth points (Cabriolet)

   

12	Earth point on left in engine compartment

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

57	Earth point, left rear pillar

q	Fitting location:

q	Overview (5-door):

62	Earth point, right C-pillar

q	Fitting location:

q	Overview (5-door):

75	Earth point, rear right pillar

q	Fitting location:

q	Overview (5-door):

612	Earth point at centre on rear lid

q	Fitting location:

q	Overview (5-door):

638	Earth point on right A-pillar

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

639	Earth point on left A-pillar

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

656	Earth point, on right headlight

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

671	Earth point 1 on front left longitudinal member

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

672	Earth point 2 on front left longitudinal member

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

684	Earth point on front of left side member

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

685	Earth point 1 on front right longitudinal member

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

687	Earth point 1 on centre tunnel

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

751	Earth point 2 on right A-pillar

q	Fitting location:

q	Overview (4-door):

q	Overview (5-door):

q	Overview (Cabriolet):

AUDI A3 2015 Overview of earth points (4-door) Overview of earth points (4-door)   Note t  Overview of earth points (3-door) t  Overview of earth points (5-door) t  Overview of earth points (Cabriolet)

12	Earth point on left in engine compartment

q	Fitting location:

41	Earth point, under rear shelf

q	Fitting location:

50	Earth point on left in luggage compartment

q	Fitting location:

q	Overview (Cabriolet):

51	Earth point on right in luggage compartment

q	Fitting location:

q	Overview (Cabriolet):

638	Earth point on right A-pillar

q	Fitting location:

639	Earth point on left A-pillar

q	Fitting location:

654	Earth point on right D-pillar

q	Fitting location:

656	Earth point, on right headlight

q	Fitting location:

671	Earth point 1 on front left longitudinal member

q	Fitting location:

672	Earth point 2 on front left longitudinal member

q	Fitting location:

684	Earth point on front of left side member

q	Fitting location:

685	Earth point 1 on front right longitudinal member

q	Fitting location:

687	Earth point 1 on centre tunnel

q	Fitting location:

751	Earth point 2 on right A-pillar

q	Fitting location:

AUDI A3 2015 Overview of earth points (5-door) Overview of earth points (5-door)   Note t  Overview of earth points (3-door) t  Overview of earth points (4-door) t  Overview of earth points (Cabriolet)

12	Earth point on left in engine compartment

q	Fitting location:

57	Earth point, left rear pillar

q	Fitting location:

62	Earth point, right C-pillar

q	Fitting location:

75	Earth point, rear right pillar

q	Fitting location:

612	Earth point at centre on rear lid

q	Fitting location:

638	Earth point on right A-pillar

q	Fitting location:

639	Earth point on left A-pillar

q	Fitting location:

656	Earth point, on right headlight

q	Fitting location:

671	Earth point 1 on front left longitudinal member

q	Fitting location:

672	Earth point 2 on front left longitudinal member

q	Fitting location:

673	Earth point 3 on front left longitudinal member

q	Fitting location:

q	For models with hybrid drive only

684	Earth point on front of left side member

q	Fitting location:

685	Earth point 1 on front right longitudinal member

q	Fitting location:

687	Earth point 1 on centre tunnel

q	Fitting location:

751	Earth point 2 on right A-pillar

q	Fitting location:

AUDI A3 2015 Overview of earth points (Cabriolet) Overview of earth points (Cabriolet)   Note t  Overview of earth points (3-door) t  Overview of earth points (4-door) t  Overview of earth points (5-door)

12	Earth point on left in engine compartment

q	Fitting location:

50	Earth point on left in luggage compartment

q	Fitting location:

51	Earth point on right in luggage compartment

q	Fitting location:

638	Earth point on right A-pillar

q	Fitting location:

639	Earth point on left A-pillar

q	Fitting location:

656	Earth point, on right headlight

q	Fitting location:

671	Earth point 1 on front left longitudinal member

q	Fitting location:

672	Earth point 2 on front left longitudinal member

q	Fitting location:

675	Earth point 2 on right in luggage compartment

q	Fitting location:

676	Earth point 2 on left in luggage compartment

q	Fitting location:

684	Earth point on front of left side member

q	Fitting location:

685	Earth point 1 on front right longitudinal member

q	Fitting location:

687	Earth point 1 on centre tunnel

q	Fitting location:

729	Earth point, on rear left wheel housing

q	Fitting location:

751	Earth point 2 on right A-pillar

q	Fitting location:

               

638	Earth point on right A-pillar -arrow B-

Fitting location:

on right A-pillar, behind trim.

Torque:

9 Nm

           

639	Earth point on left A-pillar -arrow B-

Fitting location:

On left A-pillar, behind the trim.

Torque:

9 Nm

                                   

673	Earth point 3 on front left longitudinal member

Fitting location:

in engine compartment, at front of left longitudinal member.