AUTOMOTIVE ELECTRICIANS

AUDI A4 CABRIOLET 2003 – Automatic anti-dazzle interior mirror (with coming home function) . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A4 CABRIOLET 2003 - Headlight range control adjuster - onboard power supply control unit



Wiring Diagram  AUDI A4 CABRIOLET 2003 - Headlight range control adjuster - onboard power supply control unit
DIgnition/starter switch
E1Lighting switch
E102Headlight range control adjuster
J519Onboard power supply control unit
T32b32-pin connector, grey, on onboard power supply control unit
Y7Automatic anti-dazzle interior mirror
   81 Earth connection -1-, in dash panel wiring harness
   501 Screw connection -2- (30), on relay plate
   A2 Positive (+) connection (15), in dash panel wiring harness
   A15 Positive (+) connection (15), in dash panel wiring harness
   A32 Positive (+) connection (30), in dash panel wiring harness
   B465 Connection -1-, in main wiring harness

Wiring Diagram AUDI A4 CABRIOLET 2003 - Door control unit - driver's side - door control unit - front passenger's side



J386Door control unit, driver's side
J387Door control unit, front passenger's side
T10e10-pin connector, black, on door control unit, driver's door
T10f10-pin connector, black, on door control unit, front passenger's door
T2020-pin connector, black, door, A pillar, left
T20a20-pin connector, black, door, A pillar, right
Y7Automatic anti-dazzle interior mirror
   A187 Connection -1- (automatic anti-dazzle exterior mirror), in dash panel wiring harness
   A188 Connection -2- (automatic anti-dazzle exterior mirror), in dash panel wiring harness
*Only applies to models with anti-dazzle exterior mirrors


AUDI A4 CABRIOLET 2003 Control units overview

Control units overview
   
5 - 
5 - 

   
5 - 
q   Location for navigation system RNS-E

   
Diesel direct injection system control unit -J248-
q   Location
17 -  Automatic gearbox control unit -J217-
q   for models with multitronic® only
q   Location

   

AUDI A4 CABRIOLET 2003 Motronic control unit -J220-, diesel direct injection system control unit -J248-

Motronic control unit -J220-, diesel direct injection system control unit -J248-  
AUDI A4 CABRIOLET 2003 Motronic control unit -J220-, diesel direct injection system control unit -J248-
Location:
On electronics box in plenum chamber
 

AUDI A4 CABRIOLET 2003 Automatic gearbox control unit -J217-

In electronics box in plenum chamber
for models with multitronic® only

AUDI A4 CABRIOLET 2003 ABS control unit -J104-

AUDI A4 CABRIOLET 2003 Radiator fan control unit -J293-

Radiator fan control unit -J293-
 
AUDI A4 CABRIOLET 2003 Radiator fan control unit -J293-Login / Signup
Location:
on radiator fan
 

AUDI A4 CABRIOLET 2003 Fresh air blower control unit -J126-

AUDI A4 CABRIOLET 2003 Headlight range control, control unit -J431-

Headlight range control, control unit -J431-  
AUDI A4 CABRIOLET 2003 Headlight range control, control unit -J431-Login / Signup
Location:
Behind the glove box
 

AUDI A4 CABRIOLET 2003 Steering column electronics control unit -J527-

AUDI A4 CABRIOLET 2003 Display control unit in dash panel insert -J285-

Display control unit in dash panel insert -J285-  
AUDI A4 CABRIOLET 2003 Display control unit in dash panel insert -J285-Login / Signup
Location:
Location:
In the dash panel behind the display unit
 

AUDI A4 CABRIOLET 2003 Airbag control unit -J234-

AUDI A4 CABRIOLET 2003 Onboard power supply control unit -J519-

Onboard power supply control unit -J519-  
AUDI A4 CABRIOLET 2003 Onboard power supply control unit -J519-Login / Signup
Location:
Behind driver's storage compartment
 

AUDI A4 CABRIOLET 2003 Navigation operating electronics control unit -J402-



AUDI A4 CABRIOLET 2003 Radio -R-

AUDI A4 CABRIOLET 2003 Navigation system with CD drive control unit -J401-

in centre console
For navigation system RNS-E only

AUDI A4 CABRIOLET 2003 Control unit with display for radio and navigation system -J503-

Control unit with display for radio and navigation system -J503-
for navigation system RNS-Low only
Location:
in centre console


AUDI A4 CABRIOLET 2003 CD changer -R41-

CD changer -R41-
 
AUDI A4 CABRIOLET 2003 CD changer -R41-Login / Signup
Location:
In glove compartment
 

AUDI A4 CABRIOLET 2003 Convenience system central control unit -J393-



AUDI A4 CABRIOLET 2003 Telephone and telematics control unit, telematics -J526-

AUDI A4 CABRIOLET 2003 Driver door control unit -J386-

AUDI A4 CABRIOLET 2003 Front passenger side door control unit -J387-

Location:
In window regulator motor integrated
 


AUDI A4 CABRIOLET 2003



AUDI A4 CABRIOLET 2003 Overview of earth points

Overview of earth points
   
AUDI A4 CABRIOLET 2003 Overview of earth pointsLogin / Signup
6 -  Earth point, rear right side panel -663-
q   behind side trim on rear right

Audi Cabriolet Fitting Locations No.  801 / 2
   
9 -  Earth point, centre on rear lid -612-
q   centre on rear lid, behind the trim
11 -  Earth point, on left in luggage compartment -50-
q   Location
13 -  Earth point, near convenience system central control unit -49-
q   Location

   
q   only for 2.0 l FSI motor, location
q   only for 2,5 l engine TDI, location
15 - 
15 - 
17 -  Earth point, in battery box -11-
q   Location
17 -  Earth point, starter battery -624-
q   Location

   
Earth point, in engine compartment
   11 Earth point, in battery box -arrow-
 
AUDI A4 CABRIOLET 2003 Overview of earth pointsLogin / Signup
Torque: 20 Nm
   12 Earth point, in engine compartment, left -arrow-
on bulkhead
Torque: 9 Nm
not for 2,0 l engine FSI
not for 2,5 l engine TDI
 
only for 2,0 l engine FSI
   12 Earth point, in engine compartment, left -arrow-
on bulkhead
Torque: 9 Nm
only for 2,5 l engine TDI
 
only for 4.2 l engine
   26 Earth point, on front apron -arrow-
Torque: 9 Nm
 
Earth points, in interior
   32 Earth point behind dash panel on left -arrow-
 
AUDI A4 CABRIOLET 2003 Overview of earth pointsLogin / Signup
Torque: 9 Nm
   33 Earth point behind dash panel on right -arrow-
Torque: 9 Nm
 
Torque: 9 Nm
   44 Earth point, lower part of left A-pillar -arrow-
Torque: 9 Nm
 
Torque: 9 Nm
   610 Earth point (audio), under centre console, front -arrow-
Torque: 9 Nm
 
Earth point, in luggage compartment
   50 Earth point, on left in luggage compartment -arrow-
Torque: 9 Nm
 
AUDI A4 CABRIOLET 2003 Overview of earth pointsLogin / Signup
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