AUDI A1 2014 – Fuse assignment . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A1 2014 - Battery - Starter - Battery monitor control unit - Fuse holder A

A	Battery
B	Starter
J367	Battery monitor control unit
J533	Data bus diagnostic interface
SA	Fuse holder A
SA1	Fuse 1 in fuse holder A
T2x	2-pin connector
T20d	20-pin connector
B528	Connection 1 (LIN bus) in main wiring harness
D97	Connection (50), in engine compartment right wiring harness
*	Only models with battery in luggage compartment
*2	Only models with start/stop system
*3	Only models with battery in engine compartment
*4	Only models with no start/stop system
*5	Only models with petrol engine
*6	Only models with diesel engine

Wiring Diagram AUDI A1 2014 - Starter relay 1 - Starter relay 2 - Air conditioner compressor regulating valve - Fuse holder A

J255	Climatronic control unit
J623	Engine control unit
J682	Terminal 50 voltage supply relay
J906	Starter relay 1
J907	Starter relay 2
N280	Air conditioner compressor regulating valve
SA	Fuse holder A
SA2	Fuse 2 in fuse holder A
SA3	Fuse 3 in fuse holder A
T4kl	4-pin connector, green
T94	94-pin connector
366	Earth connection 1, in main wiring harness
367	Earth connection 2, in main wiring harness
B272	Positive connection (30), in main wiring harness
B273	Positive connection (15), in main wiring harness
B465	Connection 1, in main wiring harness
D97	Connection (50), in engine compartment right wiring harness
*	see applicable current flow diagram for engine
*2	see applicable current flow diagram for basic equipment
*3	Only models with air conditioning system
*4	see applicable current flow diagram for air conditioning
*5	Only models with battery in luggage compartment

Wiring Diagram AUDI A1 2014 - Alternator - Airbag control unit - Battery isolation igniter - Fuse holder A - Fuse holder B

C	Alternator
C1	Voltage regulator
J234	Airbag control unit
J519	Onboard supply control unit
J623	Engine control unit
N253	Battery isolation igniter
SA	Fuse holder A
SB	Fuse holder B
SB1	Fuse 1 on fuse holder B
T2y	2-pin connector
T4kl	4-pin connector, green
T8kl	8-pin connector, black
T50	50-pin connector
T52c	52-pin connector
T94	94-pin connector
B272	Positive connection (30), in main wiring harness
D138	Connection (D+), in engine compartment wiring harness
*	see applicable current flow diagram
*2	see applicable current flow diagram for engine
*3	see applicable current flow diagram for basic equipment
*4	Only models with battery in luggage compartment
*5	Only models with battery in engine compartment
*6	Only models with automatic gearbox
*7	Only models with no start/stop system
*8	Only models with petrol engine
*9	Only models with diesel engine
*10	Only models with manual gearbox

Wiring Diagram AUDI A1 2014 - Relay for power sockets

J179	Automatic glow period control unit
J500	Power steering control unit
J807	Relay for power sockets
SB2	Fuse 2 on fuse holder B
SB3	Fuse 3 on fuse holder B
SB4	Fuse 4 on fuse holder B
SB5	Fuse 5 on fuse holder B
SB6	Fuse 6 on fuse holder B
SB7	Fuse 7 on fuse holder B
T2b	2-pin connector
T38a	38-pin connector
Y7	Automatic anti-dazzle interior mirror
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
B486	Connection 22, in main wiring harness
B487	Connection 23, in main wiring harness
B492	Positive connection 3 (15), in interior wiring harness
*	see applicable current flow diagram for radiator fan
*2	see applicable current flow diagram for engine
*3	Only models with trailer socket
*4	see applicable current flow diagram for air conditioning
*5	Only models with battery in engine compartment
*6	Only models with no trailer socket

Wiring Diagram AUDI A1 2014 - Fuse holder C - Fuse carrier 1

J345	Trailer detector control unit
J525	Digital sound package control unit
J532	Voltage stabiliser
R	Radio
SC	Fuse holder C
SC1	Fuse 1 on fuse holder C
ST1	Fuse carrier 1
SC2	Fuse 2 on fuse holder C
SC3	Fuse 3 on fuse holder C
SC4	Fuse 4 on fuse holder C
T3g	3-pin connector
T10ag	10-pin connector
T12aa	12-pin connector
T12d	12-pin connector
T38	38-pin connector
U1	Cigarette lighter
U5	12 V socket
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
B305	Positive connection 9 (30), in main wiring harness
B492	Positive connection 3 (15), in interior wiring harness
B626	Positive connection 2 (15), in main wiring harness
*	see applicable current flow diagram for basic equipment
*2	see applicable current flow diagram for radio/ radio navigation system
*3	Only models with no trailer socket

Wiring Diagram AUDI A1 2014 - Fuse carrier 1

J9	Heated rear window relay
J386	Driver door control unit
J387	Front passenger door control unit
J388	Rear left door control unit
J389	Rear right door control unit
J533	Data bus diagnostic interface
ST1	Fuse carrier 1
SC5	Fuse 5 on fuse holder C
SC6	Fuse 6 on fuse holder C
SC7	Fuse 7 on fuse holder C
SC8	Fuse 8 on fuse holder C
T20ah	20-pin connector
T20ai	20-pin connector
T20d	20-pin connector
T20f	20-pin connector
T20g	20-pin connector
T27a	27-pin connector, lower part of A-pillar, driver side
T27b	27-pin connector, lower part of B-pillar, driver side
T27c	27-pin connector, lower part of A-pillar, front passenger side
T27d	27-pin connector, lower part of B-pillar, front passenger side
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
B302	Positive connection 6 (30), in main wiring harness
B303	Positive connection 7 (30), in main wiring harness
*	see applicable current flow diagram for basic equipment
*2	see applicable current flow diagram for convenience system

Wiring Diagram AUDI A1 2014 - Fuse carrier 1

J104	ABS control unit
J519	Onboard supply control unit
ST1	Fuse carrier 1
SC9	Fuse 9 on fuse holder C
SC10	Fuse 10 on fuse holder C
SC11	Fuse 11 on fuse holder C
SC12	Fuse 12 on fuse holder C
T38a	38-pin connector
T52a	52-pin connector
T52b	52-pin connector
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
*	see applicable current flow diagram for ABS
*2	see applicable current flow diagram for basic equipment

Wiring Diagram AUDI A1 2014 - Fuse holder C - Fuse carrier 2

G578	Anti-theft alarm sensor
H12	Alarm horn
J104	ABS control unit
J519	Onboard supply control unit
J570	Voltage stabiliser 2
J623	Engine control unit
SC	Fuse holder C
SC1	Fuse 1 on fuse holder C
ST2	Fuse carrier 2
SC2	Fuse 2 on fuse holder C
SC3	Fuse 3 on fuse holder C
SC4	Fuse 4 on fuse holder C
SC5	Fuse 5 on fuse holder C
T4f	4-pin connector
T38a	38-pin connector
T52a	52-pin connector
T94	94-pin connector
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
*	see applicable current flow diagram for basic equipment
*2	see applicable current flow diagram for ABS
*3	see applicable current flow diagram for engine
*4	Up to April 2012

Wiring Diagram AUDI A1 2014 - Fuse carrier 2

E1	Light switch
G397	Rain and light sensor
J17	Fuel pump relay
J496	Additional coolant pump relay
J527	Steering column electronics control unit
J538	Fuel pump control unit
R86	Aerial amplifier for mobile telephone
R126	Telephone bracket
ST2	Fuse carrier 2
SC6	Fuse 6 on fuse holder C
SC7	Fuse 7 on fuse holder C
SC8	Fuse 8 on fuse holder C
SC9	Fuse 9 on fuse holder C
SC10	Fuse 10 on fuse holder C
T2e	2-pin connector
T4ak	4-pin connector
T4d	4-pin connector
T6ch	6-pin connector
T10d	10-pin connector
T16f	16-pin connector
WX3	Front roof module
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
B304	Positive connection 8 (30), in main wiring harness
*	see applicable current flow diagram for engine
*2	see applicable current flow diagram for basic equipment
*3	see applicable current flow diagram for convenience system
*4	According to equipment

Wiring Diagram AUDI A1 2014 - Fuse carrier 2

J255	Climatronic control unit
J301	Air conditioning system control unit
J386	Driver door control unit
J387	Front passenger door control unit
J388	Rear left door control unit
J389	Rear right door control unit
J519	Onboard supply control unit
ST2	Fuse carrier 2
SC11	Fuse 11 on fuse holder C
SC12	Fuse 12 on fuse holder C
SC13	Fuse 13 on fuse holder C
T16	16-pin connector
T16i	16-pin connector
T20ah	20-pin connector
T20ai	20-pin connector
T20e	20-pin connector
T20f	20-pin connector
T20g	20-pin connector
T27a	27-pin connector, lower part of A-pillar, driver side
T27b	27-pin connector, lower part of B-pillar, driver side
T27c	27-pin connector, lower part of A-pillar, front passenger side
T27d	27-pin connector, lower part of B-pillar, front passenger side
T52b	52-pin connector
B169	Positive connection 1 (30), in interior wiring harness
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
*	see applicable current flow diagram for air conditioning
*2	see applicable current flow diagram for basic equipment
*3	Diagnostic connection
*4	Up to April 2012

Wiring Diagram AUDI A1 2014 - Main relay - Terminal 30 voltage supply relay - Wiper motor relay 1 - Wiper motor relay 2 - Fuse carrier 2 - Windscreen wiper motor

J271	Main relay
J317	Terminal 30 voltage supply relay
J368	Wiper motor relay 1
J369	Wiper motor relay 2
J519	Onboard supply control unit
J623	Engine control unit
ST2	Fuse carrier 2
SC14	Fuse 14 on fuse holder C
SC15	Fuse 15 on fuse holder C
SC16	Fuse 16 on fuse holder C
T4g	4-pin connector
T52b	52-pin connector
T52c	52-pin connector
T94	94-pin connector
V	Windscreen wiper motor
B146	Positive connection 1 (87), in interior wiring harness
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
*	Only models with petrol engine
*2	see applicable current flow diagram for engine
*3	see applicable current flow diagram for basic equipment
*4	Only models with diesel engine

Wiring Diagram AUDI A1 2014 - Fuse holder C - Fuse carrier 3

F	Brake light switch
G476	Clutch position sender
J179	Automatic glow period control unit
J757	Engine component current supply relay
SC	Fuse holder C
SC1	Fuse 1 on fuse holder C
SC2	Fuse 2 on fuse holder C
ST3	Fuse carrier 3
SC3	Fuse 3 on fuse holder C
T4k	4-pin connector
T14	14-pin connector, black
V192	Vacuum pump for brakes
B146	Positive connection 1 (87), in interior wiring harness
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
B326	Positive connection 12 (30a) in main wiring harness
B489	Connection 25, in main wiring harness
*	see applicable current flow diagram for engine
*2	Up to October 2011
*3	Cross section depends on equipment
*4	Only models with 2.0l engine
*5	Only models with petrol engine
*6	Only models with diesel engine
*7	From November 2011
*8	From May 2012
*9	Up to April 2012

Wiring Diagram AUDI A1 2014 - Fuse carrier 3

F	Brake light switch
G476	Clutch position sender
J293	Radiator fan control unit
J623	Engine control unit
ST3	Fuse carrier 3
SC4	Fuse 4 on fuse holder C
SC5	Fuse 5 on fuse holder C
SC6	Fuse 6 on fuse holder C
T4k	4-pin connector
T14	14-pin connector, black
T94	94-pin connector
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
C11	Connection in radiator fan wiring harness
D101	Connection 1 in engine compartment wiring harness
*	see applicable current flow diagram for engine
*2	According to equipment
*3	Cross section depends on equipment
*4	Only models with petrol engine
*5	Only models with diesel engine
*6	gradual introduction
*7	Up to October 2011

Wiring Diagram AUDI A1 2014 - Fuse carrier 3

J285	Control unit in dash panel insert
J666	Internet access control unit
J676	Chip card reader control unit
R	Radio
R41	CD changer
R78	TV tuner
ST3	Fuse carrier 3
SC7	Fuse 7 on fuse holder C
SC8	Fuse 8 on fuse holder C
SC9	Fuse 9 on fuse holder C
T8aa	8-pin connector
T10ag	10-pin connector
T20b	20-pin connector
T20c	20-pin connector
T32f	32-pin connector
T32ja	32-pin connector
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
V37	Positive connection (30), in communication wiring harness
*	see applicable current flow diagram for radio/ radio navigation system

Wiring Diagram AUDI A1 2014 - Fuse carrier 3

J685	Display unit for front information display and operating unit control unit
J794	Control unit 1 for information electronics
R	Radio
ST3	Fuse carrier 3
SC10	Fuse 10 on fuse holder C
SC11	Fuse 11 on fuse holder C
SC12	Fuse 12 on fuse holder C
T8ai	8-pin connector
B224	Connection 1 (radio), in interior wiring harness
B272	Positive connection (30), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
*	Only models with no start/stop system
*2	see applicable current flow diagram for radio/ radio navigation system
*3	Only models with start/stop system

Wiring Diagram AUDI A1 2014 - Fuse holder D - Fuse carrier 1

J345	Trailer detector control unit
J743	Mechatronic unit for dual clutch gearbox
J764	Control unit for electronic steering column lock
J843	Interface control unit for vehicle location system
SD	Fuse holder D
ST1	Fuse carrier 1
SD1	Fuse 1 on fuse holder D
SD2	Fuse 2 on fuse holder D
SD3	Fuse 3 on fuse holder D
SD4	Fuse 4 on fuse holder D
SD5	Fuse 5 on fuse holder D
SD6	Fuse 6 on fuse holder D
T12d	12-pin connector
T12u	12-pin connector
T16a	16-pin connector
T25	25-pin connector
B272	Positive connection (30), in main wiring harness
B298	Positive connection 2 (30), in main wiring harness
*	see applicable current flow diagram for convenience system
*2	Only models with trailer socket
*3	see applicable current flow diagram for gearbox

Wiring Diagram AUDI A1 2014 - Fuse carrier 1

J518	Entry and start authorisation control unit
J587	Selector lever sensors control unit
J743	Mechatronic unit for dual clutch gearbox
J757	Engine component current supply relay
ST1	Fuse carrier 1
SD7	Fuse 7 on fuse holder D
SD8	Fuse 8 on fuse holder D
SD9	Fuse 9 on fuse holder D
SD10	Fuse 10 on fuse holder D
SD11	Fuse 11 on fuse holder D
SD12	Fuse 12 on fuse holder D
T2be	2-pin connector, on roof module
T10k	10-pin connector
T25	25-pin connector
T32	32-pin connector
V1	Sliding sunroof motor
B272	Positive connection (30), in main wiring harness
*	see applicable current flow diagram for gearbox
*2	see applicable current flow diagram for convenience system
*3	Only models with panoramic sliding sunroof

Wiring Diagram AUDI A1 2014 - Fuse holder D - Fuse carrier 2

E1	Light switch
F4	Reversing light switch
J65	Heater control unit
J533	Data bus diagnostic interface
J587	Selector lever sensors control unit
J743	Mechatronic unit for dual clutch gearbox
J869	Control unit for structure-borne sound
SD	Fuse holder D
SD1	Fuse 1 on fuse holder D
SD2	Fuse 2 on fuse holder D
ST2	Fuse carrier 2
SD3	Fuse 3 on fuse holder D
SD4	Fuse 4 on fuse holder D
SD5	Fuse 5 on fuse holder D
SD6	Fuse 6 on fuse holder D
T10c	10-pin connector
T10e	10-pin connector
T10k	10-pin connector
T12a	12-pin connector
T16i	16-pin connector
T20d	20-pin connector
T25	25-pin connector
B165	Positive connection 2 (15), in interior wiring harness
B272	Positive connection (30), in main wiring harness
*	see applicable current flow diagram for basic equipment
*2	see applicable current flow diagram for gearbox
*3	see applicable current flow diagram for air conditioning
*4	see applicable current flow diagram for engine
*5	According to equipment

Wiring Diagram AUDI A1 2014 - Fuse carrier 2

E229	Hazard warning lights button
E230	Heated rear window button
E256	TCS and ESP button
E266	Parking aid button
E492	Tyre Pressure Loss Indicator button
E693	Start/Stop operation button
J104	ABS control unit
J345	Trailer detector control unit
J570	Voltage stabiliser 2
ST2	Fuse carrier 2
SD7	Fuse 7 on fuse holder D
SD8	Fuse 8 on fuse holder D
T2i	2-pin connector
T2r	2-pin connector
T10m	10-pin connector
T10n	10-pin connector
T10o	10-pin connector
T12d	12-pin connector
T38a	38-pin connector
Z20	Left washer jet heater element
Z21	Right washer jet heater element
B163	Positive connection 1 (15), in interior wiring harness
B272	Positive connection (30), in main wiring harness
J2	Positive connection (15), in ABS wiring harness
*	Up to October 2012
*2	From November 2012

Wiring Diagram AUDI A1 2014 - Fuse carrier 2

G70	Air mass meter
J234	Airbag control unit
J446	Parking aid control unit
J500	Power steering control unit
J538	Fuel pump control unit
K145	Front passenger side airbag deactivated warning lamp
N79	Heater element for crankcase breather
ST2	Fuse carrier 2
SD9	Fuse 9 on fuse holder D
SD10	Fuse 10 on fuse holder D
SD11	Fuse 11 on fuse holder D
SD12	Fuse 12 on fuse holder D
T4a	4-pin connector
T10d	10-pin connector
T10m	10-pin connector
T16e	16-pin connector
T50	50-pin connector
B272	Positive connection (30), in main wiring harness
B637	Connection 1 (airbag), in main wiring harness
D103	Connection 3 in engine compartment wiring harness
*	see applicable current flow diagram for engine
*2	see applicable current flow diagram for airbag
*3	Gradually discontinued
*4	According to equipment

Wiring Diagram AUDI A1 2014 - Fuse carrier 2

G70	Air mass meter
J431	Headlight range control unit
J623	Engine control unit
J882	Seat heating control unit
ST2	Fuse carrier 2
SD13	Fuse 13 on fuse holder D
SD14	Fuse 14 on fuse holder D
SD15	Fuse 15 on fuse holder D
SD16	Fuse 16 on fuse holder D
T16b	16-pin connector
T26a	26-pin connector
T94	94-pin connector
V12	Rear window wiper motor
B272	Positive connection (30), in main wiring harness
B431	Connection (seat heating), in main wiring harness
B472	Connection 8, in main wiring harness
*	see applicable current flow diagram for basic equipment
*2	see applicable current flow diagram for seat heating
*3	see applicable current flow diagram for engine
*4	According to equipment

Wiring Diagram AUDI A1 2014 - Fuse holder D - Fuse carrier 3

J492	All-wheel drive control unit
SD	Fuse holder D
SD1	Fuse 1 on fuse holder D
SD2	Fuse 2 on fuse holder D
SD3	Fuse 3 on fuse holder D
ST3	Fuse carrier 3
SD4	Fuse 4 on fuse holder D
SD5	Fuse 5 on fuse holder D
SD6	Fuse 6 on fuse holder D
T8ah	8-pin connector
B272	Positive connection (30), in main wiring harness
*	see applicable current flow diagram for all-wheel drive

Wiring Diagram AUDI A1 2014 - Fuse carrier 3

ST3	Fuse carrier 3
SD7	Fuse 7 on fuse holder D
SD8	Fuse 8 on fuse holder D
SD9	Fuse 9 on fuse holder D
SD10	Fuse 10 on fuse holder D
SD11	Fuse 11 on fuse holder D
SD12	Fuse 12 on fuse holder D
B272	Positive connection (30), in main wiring harness

Wiring Diagram AUDI A1 2014 - Fuse holder F

J104	ABS control unit
J519	Onboard supply control unit
J532	Voltage stabiliser
J570	Voltage stabiliser 2
J623	Engine control unit
J764	Control unit for electronic steering column lock
SF	Fuse holder F
SF1	Fuse 1 in fuse holder F
SF2	Fuse 2 in fuse holder F
SF3	Fuse 3 in fuse holder F
SF4	Fuse 4 in fuse holder F
SF5	Fuse 5 in fuse holder F
SF6	Fuse 6 in fuse holder F
T12aa	12-pin connector
T16a	16-pin connector
T38a	38-pin connector
T52c	52-pin connector
B170	Positive connection 2 (30), in interior wiring harness
B272	Positive connection (30), in main wiring harness
D210	Connection (50), in engine compartment wiring harness
*	see applicable current flow diagram for engine
*2	see applicable current flow diagram
*3	Only models with start/stop system
*4	see applicable current flow diagram for airbag
*5	Up to October 2012
*6	Only models with 2.0l engine
*7	Only models with petrol engine

Wiring Diagram AUDI A1 2014 - Fuse 9 in fuse holder F - Fuse 10 in fuse holder F

F	Brake light switch
G476	Clutch position sender
SF9	Fuse 9 in fuse holder F
SF10	Fuse 10 in fuse holder F
T4k	4-pin connector
B350	Positive connection 1 (87a) in main wiring harness
B351	Positive connection 2 (87a) in main wiring harness
*	Up to April 2012
*2	From May 2012
*3	From November 2011

Wiring Diagram AUDI A1 2014 - Headlight washer system relay - X-contact relief relay - Horn relay

H2	Treble horn
H7	Bass horn
J39	Headlight washer system relay
J59	X-contact relief relay
J413	Horn relay
J519	Onboard supply control unit
T2v	2-pin connector
T52b	52-pin connector
V11	Headlight washer system pump
369	Earth connection 4, in main wiring harness
B521	Connection (dual tone horn), in main wiring harness
*	see applicable current flow diagram for air conditioning
*2	see applicable current flow diagram for basic equipment
*3	Only models with dual tone horn

Wiring Diagram AUDI A1 2014 - Low heat output relay - High heat output relay

G70	Air mass meter
J17	Fuel pump relay
J359	Low heat output relay
J360	High heat output relay
J623	Engine control unit
T3a	3-pin connector, black
Z35	Auxiliary air heater element
B147	Positive connection 2 (87), in interior wiring harness
B148	Positive connection 3 (87), in interior wiring harness
L81	Connection in supplementary heater wiring harness
*	see applicable current flow diagram for engine
*2	see applicable current flow diagram
*3	According to equipment
*4	Only models with diesel engine
*5	Only models with petrol engine

Wiring Diagram AUDI A1 2014 - Relay for automatic anti-dazzle interior mirror

J329	Terminal 15 voltage supply relay
J519	Onboard supply control unit
J910	Relay for automatic anti-dazzle interior mirror
T6d	6-pin connector
T8c	8-pin connector
T52b	52-pin connector
Y7	Automatic anti-dazzle interior mirror
368	Earth connection 3, in main wiring harness
*	see applicable current flow diagram
*2	see applicable current flow diagram for basic equipment
*3	According to equipment

AUDI A1 2014 Overview of control units in interior of vehicle (3-door models)

Overview of control units in interior of vehicle (3-door models)

q	for models with radio chorus or concert:

q	Overview of 5-door models

q	Overview of 5-door models

q	Overview of 5-door models

q	Overview of 5-door models

q	Overview of 5-door models

q	Overview of 5-door models

q	Fitting location and connectors for models with right-hand drive:

q	Overview of 5-door models

q	Overview of 5-door models

q	Fitting location and connectors for models with right-hand drive:

q	Overview of 5-door models

q	Overview of 5-door models

Immobiliser reader coil -D2-

q	Fitting location and connector for models with ignition lock:

q	Fitting location and connector for models without ignition lock (with keyless entry system):

q	Overview of 5-door models

q	Fitting location for models with right-hand drive:

q	Overview of 5-door models

q	Fitting location and connectors for models with right-hand drive:

q	Overview of 5-door models

q	Fitting location and connector for models with right-hand drive:

q	Overview of 5-door models

q	Overview of 5-door models

15 -

Radio -R-

q	for models with radio chorus or concert

q	Location: in middle part dash panel

q	Fitting location for models with MMI:

q	Overview of 5-door models

Overview of control units in interior of vehicle (5-door models)

2 -	CD changer -R41-

q	for models with MMI

q	Fitting location and connectors:

q	for models with radio chorus or concert:

6 -	Front passenger door control unit -J387-

q	Fitting location and connectors for models with left-hand drive:

q	Fitting location and connectors for models with right-hand drive:

10 -  Driver door control unit -J386- q   Fitting location and connectors for models with left-hand drive: q   Fitting location and connectors for models with right-hand drive: 11 -  Steering column electronics control unit -J527- q   Location: on steering column Immobiliser reader coil -D2- q   Fitting location and connector for models with ignition lock: q   Fitting location and connector for models without ignition lock (with keyless entry system): 13 -  16-pin connector -T16-, diagnosis connection q   Fitting location for models with left-hand drive: q   Fitting location for models with right-hand drive: q   Fitting location and connectors for models with right-hand drive: Get access to all wiring diagrams of the car q   Fitting location and connector for models with right-hand drive: 17 -  Radio -R- q   for models with radio chorus or concert q   Location: in middle part dash panel q   Fitting location for models with MMI: 17 -  Heater control unit -J65- q   for models with heater (without air conditioning) q   Location: at bottom of middle part dash panel 17 -  Air conditioning system control unit -J301- q   for models with manual air conditioning system q   Location: at bottom of middle part dash panel Overview of control units in rear part of vehicle   Note Overview also valid for 5-door models!     Get access to all wiring diagrams of the car q   for models with battery in engine compartment: location in engine compartment at battery negative terminal 3 -  Control units on left in luggage compartment: 3 -  Digital sound package control unit -J525- q   Fitting location and connectors: Radio -R- q   for models with MMI q   Fitting location and connectors: q   Fitting location for models with radio chorus or concert (without MMI): 3 -  TV tuner -R78- q   Fitting location and connectors: 3 -  TV card reader -R204- q   Fitting location and connector: AUDI A1 2014 CD changer R41 CD changer -R41- Fitting location: In glove compartment.

A -	CD changer -R41-

A5 -	8-pin connector, black (connector A) -T8aa-

AUDI A1 2014 Control unit for headlight range control J431 Control unit for headlight range control -J431- Fitting location: behind glove compartment.

A -	Control unit for headlight range control -J431-

AUDI A1 2014 Control units at instrument panel, front passenger side

Control units at instrument panel, front passenger side

Fitting location:

behind glove compartment, near A-pillar.

   

A -	Entry and start authorisation control unit -J518-

B1 -	16-pin connector, brown -T16e-

B3 -	12-pin connector, black -T12g-

C -	Aerial amplifier for mobile telephone -R86-

C2 -	1-pin connector, black -T1v-

D1 -	16-pin connector, black -T16b-

AUDI A1 2014 Airbag control unit J234 Airbag control unit -J234- Fitting location: on front centre console.

A -	Airbag control unit -J234-

AUDI A1 2014 Driver door control unit J386

Driver door control unit -J386-

Fitting location driver side door control unit -J386- for models with left-hand drive:

In driver door.

t	Illustration shows model with left-hand drive.

t	Illustration for models with right-hand drive .

   

A -	Driver door control unit -J386-

A2 -	16-pin connector -T16m-

A4 -	6-pin, connector -T6am-

Fitting location driver side door control unit -J386- for models with right-hand drive: In driver door.   Note t  Figure shows right-hand drive vehicle. t  Figure for left-hand drive vehicles .

A -	Driver door control unit -J386-

A1 -	32-pin connector -T32j-

A2 -	16-pin connector -T16m-

A3 -	20-pin connector -T20f-

A4 -	6-pin, connector -T6am-

AUDI A1 2014 Front passenger door control unit J387 Front passenger door control unit -J387- Fitting location front passenger door control unit -J387- for models with left-hand drive: In front passenger door.   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

A -	Front passenger door control unit -J387-

A2 -	16-pin connector -T16n-

A4 -	6-pin, connector -T6ao-

Fitting location front passenger door control unit -J387- for models with right-hand drive: In front passenger door.   Note t  Figure shows right-hand drive vehicle. t  Figure for left-hand drive vehicles .

A -	Front passenger door control unit -J387-

A1 -	32-pin connector -T32l-

A2 -	16-pin connector -T16n-

A3 -	20-pin connector -T20g-

A4 -	6-pin, connector -T6ao-

AUDI A1 2014 Voltage stabiliser J532 Voltage stabiliser -J532- Fitting location: Under front passenger seat.

A -	Voltage stabiliser -J532-

AUDI A1 2014 ESL control unit J764

ESL control unit -J764-

Fitting location:

under the steering column cover at bottom.

For models without ignition lock (with keyless entry system) only.

   

A -	ESL control unit -J764-

AUDI A1 2014 Immobiliser reader coil D2

Immobiliser reader coil -D2-

Fitting location Immobiliser reader coil -D2- for models with ignition lock:

under the steering column cover on right.

t	Illustration shows model with ignition lock.

t	Illustration for models without ignition lock (with keyless entry system) .

   

1 -	Immobiliser reader coil -D2-

2 -	2-pin connector -T2l-

Fitting location Immobiliser reader coil -D2- for models without ignition lock (with keyless entry system): under the steering column cover on right.   Note t  Illustration shows model without ignition lock (with keyless entry system). t  Illustration for models with ignition lock .

1 -	Immobiliser reader coil -D2-

2 -	2-pin connector -T2l-

AUDI A1 2014 Diagnosis connection - 16-pin connector T16 Diagnosis connection - 16-pin connector -T16- Fitting location of diagnosis connection - 16-pin connector -T16- for models with left-hand drive: Below the dash panel, driver side   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

A -	16-pin connector -T16-

Fitting location of diagnosis connection - 16-pin connector -T16- for models with right-hand drive: Below the dash panel, driver side   Note t  Figure shows right-hand drive vehicle. t  Figure for left-hand drive vehicles .

A -	16-pin connector -T16-

AUDI A1 2014 Data bus diagnostic interface J533 Data bus diagnostic interface -J533- Fitting location Data bus diagnostic interface -J533- for models with left-hand drive: Below the dash panel, driver side   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

A -	Data bus diagnostic interface -J533-

C -	20-pin connector, black -T20d-

.

A -	Data bus diagnostic interface -J533-

B -	2-pin connector, black -T2dl-

C -	20-pin connector, black -T20d-

AUDI A1 2014 Onboard supply control unit J519 Onboard supply control unit -J519- Fitting location Onboard supply control unit -J519- for models with left-hand drive: Below the dash panel, driver side   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

D -	Onboard supply control unit -J519-

B -	52-pin connector, white (connector B) -T52b-

Fitting location Onboard supply control unit -J519- for models with right-hand drive:

Below the dash panel, driver side

t	Figure shows right-hand drive vehicle.

t	Figure for left-hand drive vehicles .

   

D -	Onboard supply control unit -J519-

A -	52-pin connector, black (connector A) -T52a-

B -	52-pin connector, white (connector B) -T52b-

C -	52-pin connector, brown (connector C) -T52c-

AUDI A1 2014 Fuel pump control unit J538 Fuel pump control unit -J538- Fitting location: Under rear seat bench, right.   Note For models with petrol engine only.

A -	Fuel pump control unit -J538-

B1 -	5-pin connector -T5a-

AUDI A1 2014 Battery monitor control unit J367 Battery monitor control unit -J367- Fitting location: at battery negative terminal.   Note t  Illustration shows model with battery in luggage compartment. t  For models with battery in engine compartment: fitting location of -J367- correspondingly identical on negative terminal of battery.

1 -	battery -A-

2 -	Battery monitor control unit -J367-

AUDI A1 2014 Control units on left in luggage compartment

Control units on left in luggage compartment

Fitting location:

on left in luggage compartment.

   

A -	Digital sound package control unit -J525-

A3 -	38-pin connector, black -T38-

B -	TV tuner -R78-

B2 -	2-pin connector, green -T2dn-

B4 -	2-pin connector, black -T2do-

B6 -	20-pin connector, black -T20c-

C -

Radio -R-

C2 -	2-pin connector -T2dg-

C3 -	Single connector -T1l- (for satellite radio - SDARS)

-	4-pin connector, blue -T4ai-

AUDI A1 2014 Overview of fuses

Overview of fuses

Overview also valid for 5-door models!

   

q	Fitting location for models with right-hand drive:

Fuse holder A -SA-

q	Fitting location:

q	Fitting location for models with right-hand drive:

Relay/fuse holder F -SF-

q	Fitting location for models with left-hand drive:

q	Fitting location for models with right-hand drive:

q	For S1 version models only, from January 2014

q	For models from November 2014 only.

q	Fitting location for models with battery in engine compartment, up to October 2014:

AUDI A1 2014 Fuse holder A SA Fuse holder A -SA- Fitting location, fuse holder A -SA-: At battery positive terminal (for models with battery in luggage compartment only)

A -	Battery isolation igniter -N253-

1 -	Fuse 1 on fuse holder A -SA1-,

2 -	Fuse 2 on fuse holder A -SA2-,

3 -	Fuse 3 on fuse holder A -SA3-,

AUDI A1 2014 Fuse holder B SB

Fuse holder B -SB-

Fitting location fuse holder B -SB- for models with battery in engine compartment:

in left of engine compartment.

t	Figure shows fuse holder B -SB- for models with battery in engine compartment only.

t	Figure: fuse holder B -SB- for models with battery in luggage compartment .

   

A -	Fuse holder B -SB-

1 -	Fuse 1 on fuse holder B -SB1-,

2 -	Fuse 2 on fuse holder B -SB2-,

3 -	Fuse 3 on fuse holder B -SB3-,

4 -	Fuse 4 on fuse holder B -SB4-,

5 -	Fuse 5 on fuse holder B -SB5-,

6 -	Fuse 6 on fuse holder B -SB6-,

7 -	Fuse 7 on fuse holder B -SB7-,

.

A -	Fuse holder B -SB-

1 -	Fuse 1 on fuse holder B -SB1-,

2 -	Fuse 2 on fuse holder B -SB2-,

3 -	Fuse 3 on fuse holder B -SB3-,

4 -	Fuse 4 on fuse holder B -SB4-,

5 -	Fuse 5 on fuse holder B -SB5-,

6 -	Fuse 6 on fuse holder B -SB6-,

7 -	Fuse 7 on fuse holder B -SB7-,

1)	-	Onboard supply 1) Engine component supply 1)	30
4	-	Fuse 4 on fuse holder B -SB4-	80 A	-	Power steering control unit -J500-	30
5	-	Fuse 5 on fuse holder B -SB5-	50 A 2) 40 A 3)	-	Radiator fan thermal switch -F18- Radiator fan control unit -J293-	30
6	-	Fuse 6 on fuse holder B -SB6-	50 A	-	Automatic glow period control unit -J179-	30
7	-	Fuse 7 on fuse holder B -SB7-	60 A	-	High heat output relay -J360- Battery monitor control unit -J367-1) Auxiliary heater element -Z35-	30

1)  no longer fitted, phased out (model year 2011) 3)  phased-in modification (model year 2011) AUDI A1 2014 Fuses in electronics box in fuse holder B SB / Fuse holder H SH Fuses in electronics box in fuse holder B -SB-/ Fuse holder H -SH- Locationfuse holder B -SB-/ Fuse holder H -SH-: In electronics box, in left engine compartment. For S1 version models only, from January 2014 For models from November 2014 only.

A -	Electronics box with fuse holder B -SB- and Fuse holder H -SH-

1 -	Fuse 1 on fuse holder B -SB1-

2 -	Fuse 2 on fuse holder B -SB2-

3 -	Terminal 30 battery +

4 -	Fuse 3 on fuse holder B -SB3-

5 -	Fuse 4 on fuse holder B -SB4-

6 -	Fuse 5 on fuse holder B -SB5-

Fuses in electronics box in fuse holder B -SB- Fuse assignment in fuse holder B -SB-

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	Fuse 1 on fuse holder B -SB1-	110 A4) 50 A5)	-	Onboard supply 4) Engine component supply4) Radiator fan control unit -J293-5) Radiator fan -V7-5)	30
2	-	Fuse 2 on fuse holder B -SB2-	250 A	-	Alternator -C- Voltage regulator -C1-	30
3	-	Terminal 30	-	-	Battery +	30
4	-	Fuse 3 on fuse holder B -SB3-	80 A	-	Power steering control unit -J500-	30
5	-	Fuse 4 on fuse holder B -SB4-	50 A6)	-	Automatic glow period control unit -J179-6) Glow plug 1 -Q10- Glow plug 2 -Q11- Glow plug 3 -Q12- Glow plug 4 -Q13-	30
6	-	Fuse 5 on fuse holder B -SB5-	50 A7) -8) - 9)	-	Radiator fan control unit -J293-7) Radiator fan -V7-7) -	30
	-	Fuse 1 (30) -S204-9)	125 A	-	Onboard supply 8) Engine component supply8)	30

4)  for models from November 2014 only 6)  for models up to October 2014 8)  Fuse 5 on fuse holder B -SB5- bridged, (see note)   Note t  for models with battery in engine compartment only, from November 2014, fuse 5 on fuse holder B is t  -SB5- not present. This connection is therefore bridged. In the line (16.0 mm², red), connected to -6-, there is an inline fuse (single fuse in wiring harness coiled under the battery carrier), fuse 1 (30) -S204- (125 A). t  Fuse 1 (30) -S204- is only accessible with the battery and carrier removed. Fuses in electronics box in fuse holder H -SH- Fuse assignment in fuse holder H -SH- For S1 version models only, from January 2014 For models from November 2014 only. Fuse colours 40 A -  orange 35 A -  green-blue 30 A -  green 25 A -  white 20 A -  yellow 15 A -  blue 10 A -  red 7,5 A -  brown 5 A -  beige

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	Fuse 1 on fuse holder H -SH1-	40 A	-	Heater element for auxiliary air heater -Z35-, stage 1	30
2	-	Fuse 2 on fuse holder H -SH2-	30 A	-	Radiator fan control unit -J293- Radiator fan -V7-	30
3	-	Fuse 3 on fuse holder H -SH3-	-	-	Vacant	30
4	-	Fuse 4 on fuse holder H -SH4-	40 A	-	Heater element for auxiliary air heater -Z35-, stage 2	30
5	-	Fuse 5 on fuse holder H -SH5-	40 A	-	Heater element for auxiliary air heater -Z35-, stage 3	30
6	-	Fuse 6 on fuse holder H -SH6-	30 A	-	Mechatronic unit for dual clutch gearbox -J743-	30
7	-	Fuse 7 on fuse holder H -SH7-	7.5 A	-	Engine control unit -J623-	30
8	-	Fuse 8 on fuse holder H -SH8-	20 A	-	Wiper motor switch-over relay 1 -J368- Wiper motor switch-over relay 2 -J369-	30
9	-	Fuse 9 on fuse holder H -SH9-	5 A	-	Battery monitor control unit -J367-	30
10	-	Fuse 10 on fuse holder H -SH10-	10 A	-	Suppression filter -C24-	30
11	-	Fuse 11 on fuse holder H -SH11-	-	-	Vacant	30
12	-	Fuse 12 on fuse holder H -SH12-	10 A12) 15 A13)10)11)	-	Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29-	87
13	-	Fuse 13 on fuse holder H -SH13-	5 A	-	Brake light switch -F- Clutch position sender -G476-	87
14	-	Fuse 14 on fuse holder H -SH14-	5 A13) 10 A10)11)12)	-	Thermal switch for air conditioning system shut-off -F163- Fuel metering valve -N290- Oil pressure regulation valve -N428- Cylinder head coolant valve -N489- Coolant circulation pump -V50- Circulation pump -V55- Charge air cooling pump -V188- Auxiliary heating pump -V488-	87
15	-	Fuse 15 on fuse holder H -SH15-	5 A	-	Onboard supply control unit -J519-, T52c/34 Engine control unit -J623-, T91/67;T94/... Voltage stabiliser -J532-, T12aa/4	50
16	-	Fuse 16 on fuse holder H -SH16-	30 A	-	Starter motor -B-	50
17	-	Fuse 17 on fuse holder H -SH17-	15 A12)13) 30 A10)11)	-	Engine control unit -J623-	87
18	-	Fuse 18 on fuse holder H -SH18-	5 A10)11) 10 A12)13)	-	Oil level and oil temperature sender -G266- Fuel pump relay -J17- Radiator fan control unit -J293- Low heat output relay -J359- High heat output relay -J360- Charge pressure control solenoid valve -N75- Recirculation valve for turbocharger -N249- Intake manifold flap valve -N316- Oil pressure regulation valve -N428- Cooling oil valve -N471-	87
19	-	Fuse 19 on fuse holder H -SH19-	7.5 A10) 10 A11)13) 20 A12)	-	Engine component current supply relay -J757- Fuel pressure regulating valve -N276- Fuel metering valve -N290- Injector 2 for cylinder 1 -N532- Injector 2 for cylinder 2 -N533- Injector 2 for cylinder 3 -N534- Injector 2 for cylinder 4 -N535- Actuator 1 for camshaft adjustment -F366- Actuator 2 for camshaft adjustment -F367- Actuator 3 for camshaft adjustment -F368- Actuator 4 for camshaft adjustment -F369- Actuator 5 for camshaft adjustment -F370- Actuator 6 for camshaft adjustment -F371- Actuator 7 for camshaft adjustment -F372- Actuator 8 for camshaft adjustment -F373- Vacuum pump for brakes -V192-	87
20	-	Fuse 20 on fuse holder H -SH20-	5 A10)11) 10 A13) 20 A12)	-	Automatic glow period control unit -J179- Exhaust flap control unit -J883- Crankcase breather heater element -N79- Activated charcoal filter solenoid valve 1 -N80- Camshaft control valve 1 -N205- Exhaust camshaft control valve 1 -N318- Continued coolant circulation pump -V51- Sender 1 for secondary air pressure -G609- Sender 2 for secondary air pressure -G610-	87

10)  for models with 1.6 l diesel engine only 12)  for models with 1.8 l/2.0 l petrol engine only AUDI A1 2014 fuse holder C SC fuse holder C -SC- Fitting location of fuse holder C -SC- for models with left-hand drive: Below the dash panel cover, driver side   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

ST1 -

Fuse carrier 1, fuses

ST2 -

Fuse carrier 2, fuses

ST3 -

Fuse carrier 3, fuses

.

ST1 -

Fuse carrier 1, fuses

ST2 -

Fuse carrier 2, fuses

ST3 -

Fuse carrier 3, fuses

Fuse colours 40 A -  orange 35 A -  green-blue 30 A -  green 25 A -  white 20 A -  yellow 15 A -  blue 10 A -  red 7,5 A -  brown 5 A -  beige

Fuses in fuse carrier 2 -ST2- on fuse holder C -SC- (brown)

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	Fuse 1 on fuse holder C -SC1-	5 A	-	Alarm horn -H12- Anti-theft alarm sensor -G578-	30
2	-	Fuse 2 on fuse holder C -SC2-	5 A 19) 5 A 16) 7.5 A 14) 7.5 A 15) 7.5 A 17) 7.5 A18) 7.5 A 20)	-	Terminal 30 voltage supply relay -J317-22) Motronic current supply relay -J271-21) Engine control unit -J623-	30
3	-	Fuse 3 on fuse holder C -SC3-	5 A	-	Onboard supply control unit -J519-	30
4	-	Fuse 4 on fuse holder C -SC4-	5 A 15 A23)	-	ABS control unit -J104- Voltage stabiliser 2 -J570- All-wheel drive control unit -J492-23)	30
5	-	Fuse 5 on fuse holder C -SC5-	-	-	Vacant	-
6	-	Fuse 6 on fuse holder C -SC6-	5 A	-	Light/rain sensor -G397- Aerial amplifier for mobile telephone -R86- Telephone bracket -R126- Front roof module -WX3-	30
7	-	Fuse 7 on fuse holder C -SC7-	15 A 21) 20 A 22)	-	Fuel pump control unit -J538-21) Fuel pump relay -J17-22)	30
8	-	Fuse 8 on fuse holder C -SC8-	10 A21)	-	Auxiliary coolant pump relay -J496-, up to October 2014	30
9	-	Fuse 9 on fuse holder C -SC9-	5 A	-	Steering column electronics control unit -J527-	30
10	-	Fuse 10 on fuse holder C -SC10-	5 A	-	Light switch -E1-	30
11	-	Fuse 11 on fuse holder C -SC11-	10 A	-	Climatronic control unit -J255- Air conditioning system control unit -J301- Front passenger door control unit -J387- (up to April 2012) Rear right door control unit -J389- (up to April 2012) 16-pin connector -T16-, diagnosis connection	30
12	-	Fuse 12 on fuse holder C -SC12-	10 A	-	Driver door control unit -J386- (up to April 2012) Rear left door control unit -J388- (up to April 2012)	30
13	-	Fuse 13 on fuse holder C -SC13-	10 A	-	Onboard supply control unit -J519-	30
14	-	Fuse 14 on fuse holder C -SC14-	20 A	-	Relay for power sockets -J807-, for models without trailer socket only	30
15	-	Fuse 15 on fuse holder C -SC15-	30 A	-	Onboard supply control unit -J519-	30
16	-	Fuse 16 on fuse holder C -SC16-	20 A	-	Wiper motor switch-over relay 1 -J368-, up to October 2014 Engine component current supply relay -J757-23)24) Ignition coil 1 with output stage -N70-23)24) Ignition coil 2 with output stage -N127-23)24) Ignition coil 3 with output stage -N291-23)24) Ignition coil 4 with output stage -N292-23)24)	30

14)  for models with 1.4 l petrol engine (90 kW) only 16)  for models with 1.4 l petrol engine (136 kW) only 18)  for models with 1.6 l diesel engine only 20)  for models with petrol engine only 22)  for models with 2.0 l petrol engine, from January 2014 24)  Fuses in fuse carrier 3 -ST3- on fuse holder C -SC- (red) No.   Current Flow Diagram designation Nominal value   Function/component Terminal 1 - Fuse 1 on fuse holder C -SC1- 5 A 30) 5 A 31) 20 A 26) 20 A 27) 20 A 28) - Automatic glow period control unit -J179- Vacuum pump for brakes -V192- 15 2 - Fuse 2 on fuse holder C -SC2- 10 A 5 A34) - Brake light switch -F- (up to October 2011) brake pedal switch -F63- (up to October 2011) auxiliary coolant pump relay -J496- Lambda probe heater -Z19- (up to October 2011) Lambda probe 1 heater after catalytic converter -Z29-, (up to October 2011) Supply Fuse 9 on fuse holder F -SF9-, (from November 2011, up to October 2014) Supply Fuse 10 on fuse holder F -SF10- (from November 2011, up to October 2014) ABS control unit -J104-, from November 2011 15 3 - Fuse 3 on fuse holder C -SC3- 5 A 29) 5 A 30) 5 A 31) 7.5 A27) 15 A 25) 15 A 26) 15 A 28) - Air mass meter -G70-, up to October 2014 Fuel pump relay -J17-, up to October 2014 Low heat output relay -J359-, up to October 2014 High heat output relay -J360-, up to October 2014 Engine component current supply relay -J757-, up to October 2014 Fuel pressure regulating valve -N276-, up to October 2014 Coolant circulation pump -V50-, up to October 2014 15 4 - Fuse 4 on fuse holder C -SC4- 15 A 25) 15 A 26) 15 A 28) 15 A 27) 25 A 29) 30 A 30) 30 A 31) - Engine control unit -J623- Clutch position sender -G476-, up to October 2011 Brake light switch -F-, up to October 2011 15 5 - Fuse 5 on fuse holder C -SC5- 20 A 29) 15 A 30) 15 A 31) 20 A 25) 20 A 26) 20 A 28) 30 A 27) - Ignition coil 1 with output stage -N70-, up to October 2014 Ignition coil 2 with output stage -N127-, up to October 2014 Ignition transformer -N152-, up to October 2014 Fuel pressure regulating valve -N276-, up to October 2014 Fuel metering valve -N290-, up to October 2014 Ignition coil 3 with output stage -N291-, up to October 2014 Ignition coil 4 with output stage -N292-, up to October 2014 15 6 - Fuse 6 on fuse holder C -SC6- 10 A 20 A 27) - Radiator fan control unit -J293-, up to October 2014 Heater element relay -J925-, up to October 2014 Charge pressure control solenoid valve -N75-, up to October 2014 Activated charcoal filter solenoid valve 1 -N80-, up to October 2014 Exhaust camshaft control valve 1 -N205-, up to October 2014 Recirculation valve for turbocharger -N249-, up to October 2014 Intake manifold flap valve -N316-, up to October 2014 Exhaust camshaft control valve 1 -N318-, up to October 2014 Switchover valve for exhaust recirculation cooler -N345-, up to October 2014 Oil pressure regulation valve -N428-, up to October 2014 Intake cam adjuster for cylinder 2 -N583-, up to October 2014 Exhaust cam adjuster for cylinder 2 -N587-, up to October 2014 Intake cam adjuster for cylinder 3 -N591-, up to October 2014 Exhaust cam adjuster for cylinder 3 -N595-, up to October 2014 Pump for exhaust recirculation cooler -V400- 15 7 - Fuse 7 on fuse holder C -SC7- 5 A - CD changer -R41- 15 8 - Fuse 8 on fuse holder C -SC8- 5 A - Internet access control unit -J666- Chip card reader control unit -J676- Radio -R- TV tuner -R78- 15 9 - Fuse 9 on fuse holder C -SC9- 5 A - Control unit in dash panel insert -J285- 15 10 - Fuse 10 on fuse holder C -SC10- 5 A - Relay for automatic anti-dazzle interior mirror -J910- Automatic anti-dazzle interior mirror -Y7- 15 11 - Fuse 11 on fuse holder C -SC11- 7.5 A 32) 15 A 33) - Radio -R- Control unit for information electronics 1 -J794- 15 12 - Fuse 12 on fuse holder C -SC12- 5 A - Display unit for front information display and operating unit control unit -J685- 15 25)  for models with 1.4 l petrol engine (90 kW) only 27)  for models with 1.4 l petrol engine (136 kW) only 29)  for models with 1.6 l diesel engine only 31)  for models with MMI only 33)  from November 2011 AUDI A1 2014 Fuse holder D SD Fuse holder D -SD- Fitting location of fuse holder D -SD- for models with left-hand drive: Below the dash panel cover, front passenger side   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .     Get access to all wiring diagrams of the car ST1 -  Fuse carrier 1, fuses ST2 -  Fuse carrier 2, fuses ST3 -  Fuse carrier 3, fuses .     Get access to all wiring diagrams of the car ST1 -  Fuse carrier 1, fuses ST2 -  Fuse carrier 2, fuses ST3 -  Fuse carrier 3, fuses Fuse colours 40 A -  orange 35 A -  green-blue 30 A -  green 25 A -  white 20 A -  yellow 15 A -  blue 10 A -  red 7,5 A -  brown 5 A -  beige     35) - Engine component current supply relay -J757-, up to October 2014 Fuel pressure regulating valve -N276- , up to October 2014 30 12 - Fuse 12 on fuse holder D -SD12- - - Vacant 30 35)  Fuses in fuse carrier -ST2- on fuse holder D -SD- (brown) No.   Current Flow Diagram designation Nominal value   Function/component Terminal 1 - Fuse 1 on fuse holder D -SD1- 5 A - Reversing light switch -F4- Selector lever sensors control unit -J587- Mechatronic unit for dual clutch gearbox -J743- 15 2 - Fuse 2 on fuse holder D -SD2- 10 A - High-pressure sender -G65- Oil level and oil temperature sender -G266- Air conditioning system control unit -J301- Relay for power sockets -J807- Automatic anti-dazzle interior mirror -Y7- 16-pin connector -T16-, diagnosis connection 15 3 - Fuse 3 on fuse holder D -SD3- 5 A - Data bus diagnostic interface -J533- 15 4 - Fuse 4 on fuse holder D -SD4- 5 A - Heater control unit -J65- Control unit for structure-borne sound -J869- 15 5 - Fuse 5 on fuse holder D -SD5- 7.5 A - Light switch -E1- Starter relay 1 -J906- Voltage stabiliser -J532- Starter relay 2 -J907- Relay for automatic anti-dazzle interior mirror -J910- Front left headlight -MX1- Front right headlight -MX2- 15 6 - Fuse 6 on fuse holder D -SD6- 5 A - Light switch -E1- 15 7 - Fuse 7 on fuse holder D -SD7- 5 A - ABS control unit -J104-, up to October 2014 Voltage stabiliser 2 -J570-, up to October 2014 Electronically controlled damping control unit -J250-, from January 2014 15 8 - Fuse 8 on fuse holder D -SD8- 5 A - Heated driver seat regulator -E94- Heated front passenger seat regulator -E95- Hazard warning lights button -E229- Heated rear window button -E230- TCS and ESP button -E256- Parking aid button -E266- Tyre pressure monitor display button -E492- Start/Stop operation button -E693- Trailer detector control unit -J345- Left washer jet heater element -Z20- Right washer jet heater element -Z21- 15 9 - Fuse 9 on fuse holder D -SD9- 5 A - Power steering control unit -J500- 15 10 - Fuse 10 on fuse holder D -SD10- 5 A 36) 7.5 A 37) - Air mass meter -G70- Fuel pump control unit -J538- Crankcase breather heater element -N79- 15 11 - Fuse 11 on fuse holder D -SD11- 5 A - Airbag control unit -J234- Front passenger airbag deactivated warning lamp -K145- 15 12 - Fuse 9 on fuse holder D -SD12- 5 A - Parking aid control unit -J446- 15 13 - Fuse 10 on fuse holder D -SD13- 5 A - Control unit for headlight range control -J431- 15 14 - Fuse 9 on fuse holder D -SD14- 30 A - Seat heating control unit -J882- 15 15 - Fuse 10 on fuse holder D -SD15- 15 A - Rear window wiper motor -V12- 15 16 - Fuse 11 on fuse holder D -SD16- 5 A - Engine control unit -J623- Air mass meter -G70- 15 36)  for models with diesel engine only     AUDI A1 2014 Relay/ fuse holder F SF Relay/fuse holder F -SF- Fitting location of relay/fuse holder F -SF- for models with left-hand drive: Below the dash panel, driver side   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .     Get access to all wiring diagrams of the car SF1 -  Fuse 1 on fuse holder F SF2 -  Fuse 2 on fuse holder F SF3 -  Fuse 3 on fuse holder F SF4 -  Fuse 4 on fuse holder F SF5 -  Fuse 5 on fuse holder F SF6 -  Fuse 6 on fuse holder F 16 -  Fuse 9 on fuse holder F -SF9- 17 -  Fuse 10 on fuse holder F -SF10- Below the dash panel, driver side Fitting location of relay/fuse holder F -SF- for models with right-hand drive: Below the dash panel, driver side   Note t  Figure shows right-hand drive vehicle. t  Figure for left-hand drive vehicles .     Get access to all wiring diagrams of the car SF1 -  Fuse 1 on fuse holder F SF2 -  Fuse 2 on fuse holder F SF3 -  Fuse 3 on fuse holder F SF4 -  Fuse 4 on fuse holder F SF5 -  Fuse 5 on fuse holder F SF6 -  Fuse 6 on fuse holder F 16 -  Fuse 9 on fuse holder F -SF9- 17 -  Fuse 10 on fuse holder F -SF10- AUDI A1 2014 Overview of earth points Overview of earth points   Note Overview also valid for 5-door models!     Get access to all wiring diagrams of the car    685 Earth point 1 on front right longitudinal member q   Fitting location:    686 Earth point 2 on front right longitudinal member q   Fitting location:    638 Earth point on right A-pillar q   Fitting location:    687 Earth point 1 on centre tunnel q   Fitting location:    688 Earth point 2 on centre tunnel q   Fitting location:    62 Earth point, right C-pillar q   Fitting location:    624 Earth point next to starter battery q   Fitting location:    61 Earth point, left C-pillar q   Fitting location:    670 Earth point 2, left A-pillar q   Fitting location:    639 Earth point on left A-pillar q   Fitting location:    673 Earth point 3 on front left longitudinal member q   Fitting location:    672 Earth point 2 on front left longitudinal member q   Fitting location:    1 Earth strap, battery - body q   Fitting location:    671 Earth point 1 on front left longitudinal member q   Fitting location:    671 Earth point 1 on front left longitudinal member -arrow- Fitting location: On outside at front of left longitudinal member. Torque: 9 Nm   Get access to all wiring diagrams of the car    672 Earth point 2 on front left longitudinal member -arrow- Fitting location: on front of left longitudinal member, near suspension turret No longer fitted, phased out in 2012, modified position at fitting location:, 1). Torque: 9 Nm   Get access to all wiring diagrams of the car    672 Earth point 2, on front left longitudinal member arrow -A- 1)  Gradual introduction during model year 2012.    673 Earth point 3 at front of left longitudinal member -arrow B- Fitting location: on front of left longitudinal member, near inside of suspension turret Torque: 9 Nm   Get access to all wiring diagrams of the car    685 Earth point 1 on front right longitudinal member -arrow- Fitting location: on front of right longitudinal member, near front of suspension turret. Torque: 9 Nm   Get access to all wiring diagrams of the car    686 Earth point 2 on front right longitudinal member -arrow- Fitting location: on inside at front of right longitudinal member. Torque: 9 Nm   Get access to all wiring diagrams of the car    670 Earth point 2 on left A-pillar-arrow B- Fitting location: At bottom of left A-pillar, under trim. Torque: 9 Nm   Get access to all wiring diagrams of the car    688 Earth point 2 on centre tunnel -arrow B- Fitting location: At front of centre tunnel, under trim. Torque: 9 Nm   Get access to all wiring diagrams of the car    638 Earth point, right A-pillar -arrow- Fitting location: on right A-pillar, under trim. Torque: 9 Nm   Get access to all wiring diagrams of the car    61 Earth point on left C-pillar -arrow- Fitting location: In luggage compartment, near left C-pillar. Torque: 9 Nm   Get access to all wiring diagrams of the car    62 Earth point, on right C-pillar -arrow- Fitting location: In luggage compartment, near right C-pillar. Torque: 9 Nm   Get access to all wiring diagrams of the car    624 Earth point, starter battery -arrow- Fitting location: Near starter battery negative terminal Torque: 18 Nm   Get access to all wiring diagrams of the car AUDI A1 2014 Overview of control units

Overview of control units

Overview also valid for 5-door models!

   

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

q	Location and connectors, 196-pin

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

q	Fitting location: in left gas discharge headlight

AUDI A1 2014 ABS control unit J104

ABS control unit -J104-

Fitting location:

in engine compartment, right.

   

A -	ABS control unit -J104-

AUDI A1 2014 Engine control unit J623

Fitting location. 154-pin connector

Fitting location:

in engine compartment - bulkhead.

   

A -	Engine control unit -J623-

C -	94-pin connector, black -T94-

A -  Engine control unit -J623- C -  91-pin connector, black -T91- Automatic glow period control unit -J179- Fitting location: in left of engine compartment.   Note models with diesel engine only.     Get access to all wiring diagrams of the car 1 -  Automatic glow period control unit -J179- AUDI A1 2014 Power steering control unit J500 Power steering control unit -J500- Fitting location: at front - lower left.     Get access to all wiring diagrams of the car A -  Power steering control unit -J500- A2 -  2-pin connector -T2b- (plug A) AUDI A1 2014 Overview of relays Overview of relays   Note Overview also valid for 5-door models!     Get access to all wiring diagrams of the car q   Fitting location for models with right-hand drive, up to October 2014: q   Fitting location for models with left-hand drive, from November 2014: q   Fitting location for models with right-hand drive, from November 2014: q   Not for S1 version models, from January 2014 3 -  Electronics box: relay / fuse holder B -SB-, Fuse holder H -SH-, from January 2014 q   Components:-J271-; -J317-; -J360-; -J368-; -J369-; -JJ906-; -J907- q   Fitting location for S1 models, from January 2014: q   Fitting location for models from November 2014: AUDI A1 2014 Relay/ fuse holder F SF Relay/fuse holder F -SF- for models with diesel engine only 2)  for models with petrol engine only 4)  from August 2010   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .     Get access to all wiring diagrams of the car 1 -  Headlight washer system relay -J39- q   Position 1.1 1 -  Horn relay -J413- q   Position 1.2 2 -  Terminal 15 voltage supply relay -J329- 3 -  X-contact relief relay -J59- 4 -  Fuel pump relay -J17- q   Position 4.1 4 -  Heater element relay -J925- q   Position 4.2 5 -  High heat output relay -J360- 6 -  Terminal 50 voltage supply relay -J682- 6 -  Starter relay 1 -J906- q   Position 6.1 6 -  Starter relay 2 -J907- q   Position 6.2 7 -  Heated rear window relay -J9- 8 -  Motronic current supply relay -J271- 8 -  Terminal 30 voltage supply relay -J317- 8 -  Relay for power sockets -J807- 9 -  Low heat output relay -J359- 10 -  Motronic current supply relay -J271- 10 -  Terminal 30 voltage supply relay -J317- 10 -  Relay for power sockets -J807- 11 -  Vacant 12 -  Vacant 13 -  Voltage stabiliser 2 -J570- 14 -  Vacant 15 -  Relay for automatic anti-dazzle interior mirror -J910- 16 -  Vacant 17 -  Vacant for models with diesel engine only 7)  for models with petrol engine only 9)  from August 2010   Note t  Figure shows right-hand drive vehicle. t  Figure for left-hand drive vehicles.     Get access to all wiring diagrams of the car 1 -  Headlight washer system relay -J39- q   Position 1.1 1 -  Horn relay -J413- q   Position 1.2 2 -  Terminal 15 voltage supply relay -J329- 3 -  X-contact relief relay -J59- 4 -  Fuel pump relay -J17- q   Position 4.1 4 -  Heater element relay -J925- q   Position 4.2 5 -  High heat output relay -J360- 6 -  Terminal 50 voltage supply relay -J682- 6 -  Starter relay 1 -J906- q   Position 6.1 6 -  Starter relay 2 -J907- q   Position 6.2 7 -  Heated rear window relay -J9- 8 -  Motronic current supply relay -J271- 8 -  Terminal 30 voltage supply relay -J317- 8 -  Relay for power sockets -J807- 9 -  Low heat output relay -J359- 10 -  Motronic current supply relay -J271- 10 -  Terminal 30 voltage supply relay -J317- 10 -  Relay for power sockets -J807- 11 -  Relay for automatic anti-dazzle interior mirror -J910- 12 -  Vacant 13 -  Voltage stabiliser 2 -J570- 14 -  Vacant 15 -  Vacant 16 -  Vacant 17 -  Vacant AUDI A1 2014 Relay/ fuse holder F SF Relay/fuse holder F -SF- for models with diesel engine only, from November 2014   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive.     Get access to all wiring diagrams of the car 1 -  Headlight washer system relay -J39- q   Position 1.1 1 -  Horn relay -J413- q   Position 1.2 2 -  Terminal 15 voltage supply relay -J329- 3 -  X-contact relief relay -J59- 4 -  Fuel pump relay -J17- 5 -  Vacant 6 -  Relay for automatic anti-dazzle interior mirror -J910- q   Position 6.1 6 -  Engine component current supply relay -J757- q   Position 6.2 7 -  Heated rear window relay -J9- 8 -  Relay for power sockets -J807- 9 -  Low heat output relay -J359- 10 -  Vacant 11 -  Vacant 12 -  Vacant 13 -  Vacant 14 -  Vacant 15 -  Vacant 16 -  Vacant 17 -  Vacant for models with diesel engine only, from November 2014   Note t  Illustration shows right-hand drive vehicle. t  Illustration for left-hand drive vehicles.     Get access to all wiring diagrams of the car 1 -  Headlight washer system relay -J39- q   Position 1.1 1 -  Horn relay -J413- q   Position 1.2 2 -  Terminal 15 voltage supply relay -J329- 3 -  X-contact relief relay -J59- 4 -  Fuel pump relay -J17- 5 -  Vacant 6 -  Relay for automatic anti-dazzle interior mirror -J910- q   Position 6.1 6 -  Engine component current supply relay -J757- q   Position 6.2 7 -  Heated rear window relay -J9- 8 -  Relay for power sockets -J807- 9 -  Low heat output relay -J359- 10 -  Vacant 11 -  Vacant 12 -  Vacant 13 -  Vacant 14 -  Vacant 15 -  Vacant 16 -  Vacant 17 -  Vacant AUDI A1 2014 Engine compartment box, up to October 2014 Engine compartment box, up to October 2014 Fitting location: in left of engine compartment.     Get access to all wiring diagrams of the car 1 -  Auxiliary coolant pump relay -J496- 2 -  Wiper motor switch-over relay 1 -J368- 3 -  Wiper motor switch-over relay 2 -J369- AUDI A1 2014 Electronics box: relay / fuse holder B SB , Fuse holder H SH For S1 version models, from January 2014 Electronics box: relay /fuse holder B -SB-, Fuse holder H -SH- For S1 version models, from January 2014 Fitting location: in left of engine compartment. For S1 version models only, (engine code: CWZA), from January 2014.     Get access to all wiring diagrams of the car A -  Electronics box R1 -  High heat output relay -J360- R5 -  Wiper motor switch-over relay 1 -J368- R6 -  Wiper motor switch-over relay 2 -J369-   Note The relays: main relays -J271- (R4), starter relay 1 -J906- (R3) and starter relay 2 -J907- (R2) are permanently installed in the electronics box. AUDI A1 2014 Electronics box: relay / fuse holder B SB , Fuse holder H SH for models from November 2014 only Electronics box: relay /fuse holder B -SB-, Fuse holder H -SH- for models from November 2014 only Fitting location: in left of engine compartment.     Get access to all wiring diagrams of the car A -  Electronics box R1 -  High heat output relay -J360- R5 -  Wiper motor switch-over relay 1 -J368- R6 -  Wiper motor switch-over relay 2 -J369-   Note The relays: main relays -J271-/ Terminal 30 voltage supply relay -J317- (R4), starter relay 1 -J906- (R3) and starter relay 2 -J907- (R2) are permanently installed in the electronics box.     AUDI A1 2014 Overview of coupling stations (3-door models)

Overview of coupling stations (3-door models)

q	Fitting location for models with right-hand drive:

q	Overview of 5-door models

q	Overview of 5-door models

q	Fitting location for models with right-hand drive:

q	Overview of 5-door models

4 -	Connection for external audio sources -R199- (AUX)

q	Location for models with -R199- as AUX connection:

q	Overview of 5-door models

q	Fitting location for models with right-hand drive:

q	Overview of 5-door models

q	Fitting location for models with right-hand drive:

q	Overview of 5-door models

q	Fitting location for 5-door models

AUDI A1 2014 Overview of coupling stations (5-door models)

Overview of coupling stations (5-door models)

q	Fitting location for models with right-hand drive:

q	Fitting location for models with right-hand drive:

q	Fitting location for models with right-hand drive:

q	Fitting location for models with right-hand drive:

8 -	Connection for external audio sources -R199- (AUX)

q	Location for models with -R199- as AUX connection:

AUDI A1 2014 Seat wiring coupling station, driver side Seat wiring coupling station, driver side Location of coupling station seat wiring driver side for models with left-hand drive: under driver seat on vehicle floor.   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

1 -	5-pin connector, black (belt seat disconnection point) -T5n-

2 -	6-pin connector, green (seat heating seat disconnection point) -T6l-

3 -	3-pin connector, yellow (airbag seat disconnection point) -T3k-

.

1 -	5-pin connector, black (belt seat disconnection point) -T5n-

2 -	6-pin connector, green (seat heating seat disconnection point) -T6l-

3 -	3-pin connector, yellow (airbag seat disconnection point) -T3k-

AUDI A1 2014 Seat wiring coupling station, front passenger side Seat wiring coupling station, front passenger side Location of coupling station seat wiring front passenger side for models with left-hand drive: under front passenger seat on vehicle floor   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

1 -	5-pin connector, black (belt seat disconnection point) -T5m-

2 -	6-pin connector, green (seat heating seat disconnection point) -T6k-

3 -	3-pin connector, yellow (airbag seat disconnection point) -T3h-

.

1 -	5-pin connector, black (belt seat disconnection point) -T5m-

2 -	6-pin connector, green (seat heating seat disconnection point) -T6k-

3 -	3-pin connector, yellow (airbag seat disconnection point) -T3h-

AUDI A1 2014 Coupling station for driver's side door wiring harness Location of coupling station door wiring harness driver side for models with left-hand drive: On lower A-pillar, driver side.   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

A -	27-pin connector, lower A-pillar, driver side -T27a-

.

A -	27-pin connector, lower A-pillar, driver side -T27a-

AUDI A1 2014 Coupling station for front passenger's door wiring harness Location of coupling station door wiring harness front passenger side for models with left-hand drive: On lower A-pillar, front passenger side.   Note t  Illustration shows model with left-hand drive. t  Illustration for models with right-hand drive .

A -	27-pin connector, lower A-pillar, front passenger side -T27c-

.

A -	27-pin connector, lower A-pillar, driver side -T27c-

AUDI A1 2014 Connection for external audio sources R199 as AUX connection Connection for external audio sources -R199- as AUX connection Fitting location: In front centre console.   Note For models with AUX connection only.

A -	Connection for external audio sources -R199-

AUDI A1 2014 Connection for external audio sources R199 as Audi music interface (AMI) Connection for external audio sources -R199- as Audi music interface (AMI) Fitting location: In glove compartment.   Note For models with Audi music interface (AMI) only.

A -	Connection for external audio sources -R199-

AUDI A1 2014 Window aerial suppression filter C18 Window aerial suppression filter -C18- Fitting location: at the rear left of the luggage compartment

-	Window aerial suppression filter -C18-