AUDI A3 2004 — Central locking system with interior lights switch-off delay, reading lamps and illuminated vanity mirrors . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A3 2004 - Ignition/starter switch - fuses

D	Ignition/starter switch
S6	Fuse in fuse box/relay plate
S10	Fuse in fuse box/relay plate
S14	Fuse in fuse box/relay plate
S15	Fuse in fuse box/relay plate
S237	Fuse in fuse box
S238	Fuse in fuse box
T10d	10-pin connector, brown, connector carrier, A pillar, left
V94	Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
238	Earth connection -1-, in interior wiring harness
A2	Positive (+) connection (15), in dash panel wiring harness
A21	Connection (86s), in dash panel wiring harness
A50	Positive (+) connection (30as), in dash panel wiring harness
B150	Positive (+) connection -2- (30a), in interior wiring harness
*	From November 2001 onwards
**	As of November 2001 no longer fitted

Wiring Diagram AUDI A3 2004 - Contact switch in lock cylinder for tailgate anti-theft alarm system/central locking system - luggage compartment lights

F111	Tailgate contact switch
F124	Contact switch in lock cylinder for tailgate anti-theft alarm system/central locking system
M17	Reversing light bulb, right
T6a	6-pin connector, black, in luggage compartment, left
V94	Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
W18	Luggage compartment light, left
W35	Luggage compartment light, right
50	Earth point, luggage compartment, left
98	Earth connection, in tailgate wiring harness
238	Earth connection -1-, in interior wiring harness
B175	Connection (central locking), in interior wiring harness
*	Current supply: see Current Flow Diagram No. 24

Wiring Diagram AUDI A3 2004 - Door contact switches

F2	Door contact switch, driver's side
F3	Door contact switch, front passenger's side
F10	Rear left door contact switch
F11	Rear right door contact switch
T5i	5-pin connector, black, A pillar, left, near relay plate
T10d	10-pin connector, brown, connector carrier, A pillar, left
T10f	10-pin connector, brown, connector carrier, A pillar, right
T10l	10-pin connector, red, connector carrier, A pillar, left
T10m	10-pin connector, red, connector carrier, A pillar, right
V94	Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
205	Earth connection, in door wiring harness - driver's side
206	Earth connection, in door wiring harness - front passenger's side
277	Earth connection -3-, in interior wiring harness
*	Only on 4-door models

Wiring Diagram AUDI A3 2004 - Combi-processor in dash panel insert

J218	Combi-processor in dash panel insert
T32	32-pin connector, blue, on dash panel insert
T32a	32-pin connector, green, on dash panel insert
V94	Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
269	Earth connection (sender earth) -1-, in dash panel wiring harness
A76	Connection (diagnosis wire K), in dash panel wiring harness
A108	Connection (speed signal), in dash panel wiring harness
B155	Connection -2- (TK (door contact)), in interior wiring harness
*	Only applies to models with petrol engine

Wiring Diagram AUDI A3 2004 - Interior locking switch - driver's side - door handle switch for anti-theft alarm

F122	Front passenger's door handle switch for anti-theft alarm
F121	Driver's door handle switch for anti-theft alarm
E1	Lighting switch
E150	Interior locking switch, driver's side
T4h	4-pin connector, black, interior locking, in driver's door
T10d	10-pin connector, brown, connector carrier, A pillar, left
T10f	10-pin connector, brown, connector carrier, A pillar, right
V94	Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
205	Earth connection, in door wiring harness - driver's side
206	Earth connection, in door wiring harness - front passenger's side
B145	Positive (+) connection (58b), in interior wiring harness

Wiring Diagram AUDI A3 2004 - Release button for rear lid lock cylinder - rear lid release motor

E3	Hazard warning light switch
F248	Release button for rear lid lock cylinder
J234	Airbag control unit
T8g	8-pin connector, brown, in luggage compartment, left
V139	Rear lid release motor
V94	Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
98	Earth connection, in rear lid wiring harness
A125	Connection (crash signal), in dash panel wiring harness
Q22	Connection -1-, in rear lid wiring harness
Q44	Connection -2-, in rear lid wiring harness
*	See Current Flow Diagram for 'Electric windows' or 'Sliding sunroof'

Wiring Diagram AUDI A3 2004 - Illuminated vanity mirrors on driver's and front passenger's side

R47	Central locking and anti-theft alarm system aerial
V94	Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
W14	Illuminated vanity mirror, front passenger's side
W20	Illuminated vanity mirror, driver's side
30	Earth point -1-, next to relay plate
128	Earth connection -1-, in interior light wiring harness
285	Earth connection -7-, in interior wiring harness
A38	Positive (+) connection -2- (15a), in dash panel wiring harness
B115	Positive (+) connection (30, central electrics), in interior wiring harness
*	Only applies to models with illuminated vanity mirrors
**	Only applies to models with radio-operated remote control

Wiring Diagram AUDI A3 2004 - Front and rear interior lights

J234	Airbag control unit
K144	Airbag disabled warning lamp, driver's side
W	Interior light, front
W11	Reading lamp, rear left
W12	Reading lamp, rear right
W13	Reading lamp, front passenger's side
W19	Reading lamp, driver's side
W43	Rear interior light
Y7	Automatic anti-dazzle interior mirror
128	Earth connection -1-, in interior light wiring harness
*	Only models with automatic anti-dazzle interior mirror

Wiring Diagram AUDI A3 2004 - Door warning lamps control unit - left and right footwell light - left and right door warning lamp

J452	Door warning lamps control unit
T3h	3-pin connector, black, vehicle interior, in driver's door
T3k	3-pin connector, black, vehicle interior, in front passenger's door
T10q	10-pin connector, green, connector carrier, A pillar, left
T10r	10-pin connector, green, connector carrier, A pillar, right
W9	Left footwell light
W10	Right footwell light
W30	Door warning lamp, driver's side
W36	Door warning lamp, front passenger's side
30	Earth point -1-, next to relay plate
277	Earth connection -3-, in interior wiring harness
B161	Connection (anti-theft alarm), in interior wiring harness

Wiring Diagram AUDI A3 2004 - Door warning lamps control unit - rear left and rear right entry light - rear left and rear right door warning lamp

J452	Door warning lamps control unit
T4n	4-pin connector, black, in rear left door
T4o	4-pin connector, black, in rear right door
T10z	10-pin connector, green, connector carrier, B pillar, left
T10ab	10-pin connector, green, connector carrier, B pillar, left
W33	Rear left entry light
W34	Rear right entry light
W37	Door warning lamp, rear left
W38	Door warning lamp, rear right
B161	Connection (anti-theft alarm), in interior wiring harness
*	Only on 4-door models