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AUDI A3 2004 – Automatic anti-dazzle interior mirror (with coming home function) . Wiring diagrams, Pin Connector, Location

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Wiring Diagram AUDI A3 2004 - Automatic anti-dazzle interior mirror



Wiring Diagram AUDI A3 2004 - Automatic anti-dazzle interior mirror
E1Lighting switch
G399Light sensor
J519Onboard power supply control unit
T6j6-pin connector, black (connector C)
T12c12-pin connector, black (connector B)
T16a16-pin connector, black (connector E)
WInterior light, front
Y7Automatic anti-dazzle interior mirror
   372 Earth connection -7-, in main wiring harness
   B473 Connection -9-, in main wiring harness
*Phased-in modification
**No longer fitted, phased-in modification

Wiring Diagram AUDI A3 2004 - Door control units - automatic anti-dazzle interior mirror



Wiring Diagram AUDI A3 2004 - Door control units - automatic anti-dazzle interior mirrorUnlock Lifetime Access for This Car.
J386Door control unit, driver's side
J387Door control unit, front passenger's side
T2020-pin connector, black, door, A pillar, left
T20a20-pin connector, black, door, A pillar, right
T20f20-pin connector, black (connector A)
T20g20-pin connector, black (connector A)
Y7Automatic anti-dazzle interior mirror
   B427 Connection -1- (mirror signal), in main wiring harness
   B428 Connection -2- (mirror signal), in main wiring harness
*Only applies to models with automatic anti-dazzle interior mirror ⇒ applicable Current Flow Diagram: Convenience systems


AUDI A3 2004 Overview of control units

Overview of control units
AUDI A3 2004 Overview of control unitsUnlock Lifetime Access for This Car.
q   Connector assignment
q   Connector assignment
q   not for models with US equipment
2 - 
q   Connector assignment
q   Connector assignment
q   not for models with US equipment
q   Connector assignment
q   for models with 5-door models only
q   Connector assignment
q   Connector assignment
q   Connector assignment
q   for models with 5-door models only
q   Connector assignment
q   not for models with US equipment
q   Connector assignment
q   not for models with US equipment
q   Connector assignment
q   Connector assignment
q   Location, from model year 2010
q   Connector assignment, from model year 2004
q   Connector assignment, from model year 2010
Heater control unit -J162-
q   Location
13 - 
q   Connector assignment
13 -  14 -  Auxiliary air heater control unit -J604-
q   Location
q   Connector assignment
q   not for models with US equipment
q   Connector assignment
16 - 
q   Connector assignment
q   Connector assignment
q   Connector assignment, 75 pin
q   Connector assignment, 84 pin
q   Connector assignment, 100 pin
Control unit with display for radio and navigation system -J503-
q   Location
20 - 

Headlight range control, control unit -J431-
   
Connector assignment.
AUDI A3 2004 Overview of control unitsUnlock Lifetime Access for This Car.
A -  Headlight range control, control unit -J431-
Pin connector:
B -  26-pin connector -T26a-



AUDI A3 2004 Front passenger seat heating control unit J727

Front passenger seat heating control unit -J727-
   
Connector assignment.
AUDI A3 2004 Front passenger seat heating control unit J727Unlock Lifetime Access for This Car.
 -  Front passenger seat heating control unit -J727-
Pin connector:
A -  6-pin connector -T6p-



AUDI A3 2004 Sliding sunroof adjustment control unit J245

Sliding sunroof adjustment control unit -J245-
   
Connector assignment.
AUDI A3 2004 Sliding sunroof adjustment control unit J245Unlock Lifetime Access for This Car.
 -  Sliding sunroof adjustment control unit -J245-
Pin connector:
A -  6-pin connector -T6b-
B -  6-pin connector -T6t-

   


AUDI A3 2004 NOx sensor control unit J583

NOx sensor control unit -J583-
Location:
on underbody, near NOx catalytic converter
 
AUDI A3 2004 NOx sensor control unit J583Unlock Lifetime Access for This Car.


AUDI A3 2004 Rear left door control unit J388 / Rear right door control unit J389

Rear left door control unit -J388-/Rear right door control unit -J389-
Location:
in rear door
 
AUDI A3 2004 Rear left door control unit J388 / Rear right door control unit J389Unlock Lifetime Access for This Car.
Connector assignment.
AUDI A3 2004 Rear left door control unit J388 / Rear right door control unit J389Unlock Lifetime Access for This Car.
A -  Rear left door control unit -J388-
Pin connector:
B -  32-pin connector -T32e-
C -  16-pin connector(Vacant)
D -  20-pin connector -T20n-

   
Connector assignment.
AUDI A3 2004 Rear left door control unit J388 / Rear right door control unit J389Unlock Lifetime Access for This Car.
A -  Rear right door control unit -J389-
Pin connector:
B -  32-pin connector -T32f-
C -  16-pin connector(Vacant)
D -  20-pin connector -T20o-



AUDI A3 2004 Control unit in dash panel insert J285

Control unit in dash panel insert -J285-
   
Connector assignment.
AUDI A3 2004 Control unit in dash panel insert J285Unlock Lifetime Access for This Car.
 -  Control unit in dash panel insert -J285-
Pin connector:
A -  32-pin connector -T32-



AUDI A3 2004 Fuel pump control unit J538

Fuel pump control unit -J538-
   
Connector assignment.
AUDI A3 2004 Fuel pump control unit J538Unlock Lifetime Access for This Car.
A -  Fuel pump control unit -J538-
Pin connector:
B -  10-pin connector -T10b-



AUDI A3 2004 Driver seat heating control unit J726

Driver seat heating control unit -J726-
   
Connector assignment.
AUDI A3 2004 Driver seat heating control unit J726Unlock Lifetime Access for This Car.
 -  Driver seat heating control unit -J726-
Pin connector:
A -  6-pin connector -T6o-



AUDI A3 2004 Steering column electronics control unit J527

Steering column electronics control unit -J527-
   
Connector assignment.
AUDI A3 2004 Steering column electronics control unit J527Unlock Lifetime Access for This Car.
A -  Steering column electronics control unit -J527-
B -  4-pin connector(Airbag mounting)
C -  10-pin connector(Cruise control system and turn signal support)
D -  20-pin connector -T20b-
E -  4-pin connector -T4n-
F -  12-pin connector(Ignition/starter switch and ignition key withdrawal lock support)
G -  8-pin connector(Wiper support, interval potentiometer and multifunction system)
H -  10-pin connector(Steering angle sensor support)
I -  10-pin connector(Coil connector support)



AUDI A3 2004 Driver door control unit J386

Driver door control unit -J386-
   
Connector assignment.
AUDI A3 2004 Driver door control unit J386Unlock Lifetime Access for This Car.
A -  Driver door control unit -J386-
Pin connector:
B -  32-pin connector -T32a-
C -  16-pin connector -T16b-
D -  20-pin connector -T20f-



AUDI A3 2004 Onboard supply control unit J519

Onboard supply control unit -J519-
   
Connector assignment.
AUDI A3 2004 Onboard supply control unit J519Unlock Lifetime Access for This Car.
 -  Onboard supply control unit -J519-
Pin connector:
A -  11-pin connector -T11b-
B -  12-pin connector -T12c-
C -  12-pin connector -T12d-
D -  11-pin connector -T11c-
E -  16-pin connector -T16a-
F -  8-pin connector -T8h-
G -  12-pin connector -T12e-
H -  12-pin connector
I -  2-pin connector -T2b-
J -  6-pin connector -T6h-
K -  10-pin connector -T10d-
L -  2-pin connector -T2t-



AUDI A3 2004 Onboard supply control unit J519

Connector assignment.
AUDI A3 2004 Onboard supply control unit J519Unlock Lifetime Access for This Car.
 -  Onboard supply control unit -J519-
Pin connector:
A -  52-pin connector -T52a-
B -  52-pin connector -T52b-
C -  52-pin connector -T52c-

   


AUDI A3 2004 Heater control unit J65 / Heater control unit J162

Heater control unit -J65-/Heater control unit -J162-
Location:
in centre console
 
AUDI A3 2004 Heater control unit J65 / Heater control unit J162Unlock Lifetime Access for This Car.


AUDI A3 2004 Climatronic control unit J255

Connector assignment.
AUDI A3 2004 Climatronic control unit J255Unlock Lifetime Access for This Car.
 -  Climatronic control unit -J255-
Pin connector:
A -  12-pin connector -T12f-
B -  20-pin connector -T20j-
C -  16-pin connector -T16e-
D -  16-pin connector -T16d-



AUDI A3 2004 Data bus diagnostic interface J533

Data bus diagnostic interface -J533-
   
Connector assignment.
AUDI A3 2004 Data bus diagnostic interface J533Unlock Lifetime Access for This Car.
A -  Data bus diagnostic interface -J533-
Pin connector:
B -  20-pin connector -T20d-

   


AUDI A3 2004 Fresh air blower control unit J126

Fresh air blower control unit -J126-
Location:
Under glove compartment, onFresh air blower -V2-
 
AUDI A3 2004 Fresh air blower control unit J126Unlock Lifetime Access for This Car.


AUDI A3 2004 Front passenger door control unit J387

Connector assignment.
AUDI A3 2004 Front passenger door control unit J387Unlock Lifetime Access for This Car.
A -  Front passenger door control unit -J387-
Pin connector:
B -  32-pin connector -T32b-
C -  16-pin connector -T16c-
D -  20-pin connector -T20g-



AUDI A3 2004 Airbag control unit J234

Airbag control unit -J234-
   
Connector assignment.
AUDI A3 2004 Airbag control unit J234Unlock Lifetime Access for This Car.
A -  Airbag control unit -J234-
Pin connector:
B -  75-pin connector -T75-

   
Connector assignment.
AUDI A3 2004 Airbag control unit J234Unlock Lifetime Access for This Car.
 -  Airbag control unit -J234-
Pin connector:
A -  84-pin connector -T84-
A -  84-pin connector -T84a-

   
Connector assignment.
AUDI A3 2004 Airbag control unit J234Unlock Lifetime Access for This Car.
 -  Airbag control unit -J234-
Pin connector:
A -  100-pin connector -T100-
A -  100-pin connector -T100a-



AUDI A3 2004 Auxiliary air heater control unit J604

Auxiliary air heater control unit -J604-
   
Connector assignment.
AUDI A3 2004 Auxiliary air heater control unit J604Unlock Lifetime Access for This Car.
 -  Auxiliary air heater control unit -J604-
Pin connector:
A -  4-pin connector -T4l-

   


AUDI A3 2004 Radio R / Control unit with display for radio and navigation system J503 (RNS-low)

Radio -R-/Control unit with display for radio and navigation system -J503- (RNS-low)
Location:
In centre console -arrow-
 
AUDI A3 2004 Radio R / Control unit with display for radio and navigation system J503 (RNS-low)Unlock Lifetime Access for This Car.


AUDI A3 2004 Navigation operating electronics control unit J402 (RNS-E)

Navigation operating electronics control unit -J402- (RNS-E)
Location:
in centre console
 
AUDI A3 2004 Navigation operating electronics control unit J402 (RNS-E)Unlock Lifetime Access for This Car.


AUDI A3 2004 CD changer R41

CD changer -R41-
Location:
In glove box -arrow-
 
AUDI A3 2004 CD changer R41Unlock Lifetime Access for This Car.


AUDI A3 2004 Electronically controlled damping control unit J250

Connector assignment.
AUDI A3 2004 Electronically controlled damping control unit J250Unlock Lifetime Access for This Car.
 -  Electronically controlled damping control unit -J250-
Pin connector:
A -  47-pin connector -T47-



AUDI A3 2004 Tyre pressure monitor control unit J502

Tyre pressure monitor control unit -J502-
   
Connector assignment.
AUDI A3 2004 Tyre pressure monitor control unit J502Unlock Lifetime Access for This Car.
 -  Tyre pressure monitor control unit -J502-
Pin connector:
A -  20-pin connector -T20q-



AUDI A3 2004 Voltage stabiliser J532



AUDI A3 2004 Overview of earth points in front part of vehicle

Overview of earth points in front part of vehicle
   
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
q   is dropped, from model year 2005
q   is dropped, from model year 2005
4 -  Earth point 4, on front of left longitudinal member -674-
q   Fitting location
q   applicable from model year 2005
q   is dropped from model year 2009
q   is dropped, from model year 2005
5 -  Earth point, on left headlight -655-
q   Fitting location
q   applicable from model year 2005
7 -  Earth point 1, on front of left longitudinal member -671-
q   Fitting location
q   is dropped from model year 2009
q   is dropped from model year 2009
q   Only right-hand drive models

   
Overview of earth points in interior of vehicle
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
5 -  Earth point (audio), under centre console, front -610-
q   Fitting location
8 -  Earth point, airbag control unit -637-
q   Fitting location
q   is dropped, from model year 2005

   
Overview of earth points in rear part of vehicle (3-door models)
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
q   for 5-door models ⇒ page Item
q   for 5-door models ⇒ page Item
q   for 5-door models ⇒ page Item
q   for 5-door models ⇒ page Item

   
Overview of earth points in rear part of vehicle (5-door models)
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.

   607 Earth point, on left in plenum chamber, windscreen wiper motor -arrow-
Torque: 10 Nm
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   609 Earth point, on right in plenum chamber, near air quality sensor -arrow-
Torque: 10 Nm
is dropped, from model year 2005
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   656 Earth point, on right headlight -arrow-
Torque: 10 Nm
is dropped from model year 2009
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   673 Earth point 3 at front of left longitudinal member -arrow-
Torque: 10 Nm
is dropped from model year 2009
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   671 Earth point 1, on front left longitudinal member -arrow A-
Torque: 15 Nm
   674 Earth point 4, on front left longitudinal member -arrow B-
Torque: 10 Nm
applicable from model year 2005
is dropped from model year 2009
   674 Earth point -4-, on front left longitudinal member -arrow C-
Torque: 10 Nm
is dropped, from model year 2005
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   615 Earth point, on left suspension strut -arrow-
   43 Earth point, lower part of right A-pillar -arrow A-
Torque: 10 Nm
   44 Earth point, lower part of left A-pillar -arrow A-
Torque: 10 Nm
   610 Earth point (audio), under centre console, front -arrow A-
Torque: 10 Nm
   662 Earth point, rear left side panel -arrow-
Torque: 10 Nm
Earth point, in luggage compartment
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   51 Earth point, on right in luggage compartment -arrow-
Torque: 20 Nm
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   53 Earth point, on right in rear lid -arrow-
Torque: 10 Nm
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   61 Earth point, left C-pillar -arrow-
Torque: 10 Nm
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
   62 Earth point, right C-pillar -arrow-
Torque: 10 Nm
 
AUDI A3 2004 Overview of earth points in front part of vehicleUnlock Lifetime Access for This Car.
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