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AUDI A4 CABRIOLET 2004 — Trailer socket . Wiring diagrams, Pin Connector, Location

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Wiring Diagram AUDI A4 CABRIOLET 2004 - Brake light switch - trailer detector control unit - fuses



Wiring Diagram AUDI A4 CABRIOLET 2004 - Brake light switch - trailer detector control unit - fuses
DIgnition/starter switch
FBrake light switch
J345Trailer detector control unit
S12Fuse in fuse box/relay plate
S14Fuse in fuse box/relay plate
S224Fuse in fuse box
S227Fuse in fuse box
   86 Earth connection -1-, in rear wiring harness
   501 Screw connection -2- (30), on relay plate
   A2 Positive (+) connection (15), in dash panel wiring harness
   A18 Connection (54), in dash panel wiring harness
   A32 Positive (+) connection (30), in dash panel wiring harness
   A57 Positive (+) connection -3- (30), in dash panel wiring harness
   A98 Positive (+) connection -4- (30), in dash panel wiring harness

Wiring Diagram AUDI A4 CABRIOLET 2004 - Trailer socket - terminal 30 fuse - trailer towing



Wiring Diagram AUDI A4 CABRIOLET 2004 - Trailer socket - terminal 30 fuse - trailer towingUnlock Lifetime Access for This Car.
E23Front and rear fog light switch
F216Rear fog light cut-out, contact switch
J345Trailer detector control unit
J446Parking aid control unit
J519Onboard power supply control unit
L46Rear fog light bulb, left
S77Terminal 30 fuse, trailer towing
T16f16-pin connector, brown, on parking aid control unit
T2323-pin connector, black, on onboard power supply control unit
T32b32-pin connector, grey, on onboard power supply control unit
U10Trailer socket
   86 Earth connection -1-, in rear wiring harness
   A88 Connection (NSL (rear fog light)), in dash panel wiring harness
   A146 Connection (convenience CAN bus, high), in dash panel wiring harness
   A147 Connection (convenience CAN bus, low), in dash panel wiring harness
   A195 Connection -1- (PDC), in dash panel wiring harness
*Only applies to Lowline equipment
**Only applies to Highline equipment
***Only applies to models with parking aid
****Applicable from model year 2004


AUDI A4 CABRIOLET 2004 Control units overview

Control units overview
   
AUDI A4 CABRIOLET 2004 Control units overviewUnlock Lifetime Access for This Car.
1 -  Convertible roof actuation control unit -J256-
q   Location → page 805/3
2 -  Trailer detector control unit -J345-
q   Location → page 805/2
3 -  Parking aid control unit -J446-
q   Location → page 805/2

   

Audi Cabriolet Fitting Locations No.  805 / 2
Trailer detector control unit -J345-
   
Location:
In left luggage compartment, behind side trim


AUDI A4 CABRIOLET 2004 Parking aid control unit -J446-

Parking aid control unit -J446-
 
AUDI A4 CABRIOLET 2004 Parking aid control unit -J446-Unlock Lifetime Access for This Car.
Location:
In left luggage compartment, behind side trim, on apron
 
AUDI A4 CABRIOLET 2004 Parking aid control unit -J446-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  805 / 3


AUDI A4 CABRIOLET 2004 Convertible roof actuation control unit -J526-

Convertible roof actuation control unit -J526-
   
Location:
Behind side trim on right
 
AUDI A4 CABRIOLET 2004 Convertible roof actuation control unit -J526-Unlock Lifetime Access for This Car.


AUDI A4 CABRIOLET 2004 Overview of fuses

Overview of fuses
   
AUDI A4 CABRIOLET 2004 Overview of fusesUnlock Lifetime Access for This Car.
1 -  Main fuse: Strip fuse -S88-
q   Location → page 802/4
2 -  Coupling station of A-pillar
q   Components: -S46-
q   Location → page 802/5
3 -  Relay carrier (3-pin)
q   Components: -S126-, -S328-
q   Location → page 802/6
4 -  Relay carrier (9-pin) with onboard supply control unit
q   Components: -S37-, -S45-, -S67-, -S87-, -S280-
q   Location → page 802/7
5 -  Relay carrier (4-pin) with screw connection
q   Components: -S42-, -S51-, -S123-, -S214-
q   Location up to October 2005 → page 802/8
q   Location from November 2005 → page 802/9

   

Audi Cabriolet Fitting Locations No.  802 / 2
   
AUDI A4 CABRIOLET 2004 Overview of fusesUnlock Lifetime Access for This Car.
6 -  Fuse holder
q   Components: -S1- up to -S22- and -S223- up to S244-
q   Location up to October 2005 → page 802/19
q   Location from November 2005 → page 802/26

   

Audi Cabriolet Fitting Locations No.  802 / 3
   
AUDI A4 CABRIOLET 2004 Overview of fusesUnlock Lifetime Access for This Car.
7 -  Relay carrier (4-pin)
q   Components: -S23-, -S39-, -S73-, -S102-, -S116-, -S130-, -S131-, -S189-, -S282-, -S283-, -S286-, -S344-, -S345-
q   Location for petrol engines, up to October 2005 → page 802/10
q   Location for diesel engines, up to October 2005 → page 802/11
q   Location for engine codes BRC, BPW, BRF, BRE → page 802/12
q   Location for engine codes BKN, ASB, BSG, BPP → page 802/13
q   Location for engine codes BWE, BPG, BWT → page 802/14
q   Location for engine code ALT → Seite 802/15
q   Location for engine codes BFB, BBK, BHF → page 802/16
q   Location for engine codes AUK, BKH → Seite 802/17
q   Location for engine code BNS → Seite 802/18

   

Audi Cabriolet Fitting Locations No.  802 / 4
Main fuse
   
Location:
On the battery
S88 -  Strip fuse
 
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Audi Cabriolet Fitting Locations No.  802 / 5


AUDI A4 CABRIOLET 2004 Position of fuses, coupling station of A-pillar

Position of fuses, coupling station of A-pillar
   
Location:
bottom right, behind the trim
Fuses:
E -  Seat adjustment fuse -S46-
E -  Seat adjustment fuse -S46- (with lumbar support adjustment)
 
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Audi Cabriolet Fitting Locations No.  802 / 6


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (3-pin)

Position of fuses, relay carrier (3-pin)
   
Location:
Driver side dash panel
Fuses:
B -  Auxiliary heater fuse -S126-
C -  Auxiliary heater fuse 2 -S328-
 
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Audi Cabriolet Fitting Locations No.  802 / 7


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (9-pin) with onboard supply control unit

Position of fuses, relay carrier (9-pin) with onboard supply control unit
   
Location:
Driver side dash panel, behind the relay carrier (3-pin)
Fuses:
B -  Convertible roof actuation -S67-
D -  Window regulator single fuse 2 -S280-
E -  Driver seat adjustment thermal fuse 2 -S45-
F -  Window regulator single fuse -S37-
G -  Trailer towing attachment thermal fuse -S87-
 
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Audi Cabriolet Fitting Locations No.  802 / 8


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin) with screw connection, up to October 2005

Position of fuses, relay carrier (4-pin) with screw connection, up to October 2005
   
Location:
Driver side dash panel
Fuses:
B -  Optional equipment: vermin repellent
E -  Radiator fan run-on fuse -S214-
G -  Radiator fan single fuse -S42-
H -  ABS control unit fuse 1 -S123-
 
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Audi Cabriolet Fitting Locations No.  802 / 9


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin) with screw connection, from November 2005

Position of fuses, relay carrier (4-pin) with screw connection, from November 2005
   
Location:
Driver side dash panel
Fuses:
B -  Optional equipment: vermin repellent
E -  S51 - Fuse (driving school vehicle) ¹) -S51-
F -  Fuse (driving school vehicle) ³) -S51-
F -  Radiator fan single fuse ¹)²) -S42-
G -  Radiator fan run-on fuse¹)²) -S214-
G -  Radiator fan single fuse ⁴) -S42-
H -  ABS control unit fuse 1 -S123-
¹) for engine codes BBK, BHF, BNS only
²) for engine codes BKN, ASB, BPP, BSG only
³) not for engine codes BBK, BHF
⁴) not for engine codes BKN, ASB, BBK, BHF, BPP, BSG
 
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Audi Cabriolet Fitting Locations No.  802 / 10


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), petrol engines, up to October 2005

Position of fuses, relay carrier (4-pin), petrol engines, up to October 2005
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse -S282-
B -  Secondary air pump fuse -S130-
C -  Automatic gearbox fuse, run-on (multitronic) -S286-
 
AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), petrol engines, up to October 2005Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  802 / 11


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), diesel engines, up to October 2005

Position of fuses, relay carrier (4-pin), diesel engines, up to October 2005
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine control unit fuse -S102-
A -  Engine electronics fuse -S282-
B -  Engine glow plug strip fuse (6 cylinder) -S39-
C -  Automatic gearbox fuse, run-on -S286-
D -  Glow plug fuse 2 -S189-
F -  Glow plug fuse 2 -S189-
  Note:
The positions D and F are in the electronics box.
 
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AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes BRC, BPW, BRF, BRE, from November 2005

Position of fuses, relay carrier (4-pin), engine codes BRC, BPW, BRF, BRE, from November 2005
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse -S282-
B -  Engine glow plug strip fuse -S39-
C -  Engine control unit fuse -S102-
D -  Automatic gearbox fuse, run-on -S286-
E -  Engine electronics fuse 2 -S344-
 
AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes BRC, BPW, BRF, BRE, from November 2005Unlock Lifetime Access for This Car.

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AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes BKN, ASB, BSG, BPP, from November 2005

Position of fuses, relay carrier (4-pin), engine codes BKN, ASB, BSG, BPP, from November 2005
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse -S282-
B -  Engine glow plug strip fuse -S39-
C -  Engine control unit fuse -S102-
D -  Automatic gearbox fuse, run-on -S286-
E -  Engine electronics fuse 2 -S344-
G -  Engine electronics fuse 3 -S345-
 
AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes BKN, ASB, BSG, BPP, from November 2005Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  802 / 14


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes BWE, BPG, BWT, from November 2005

Position of fuses, relay carrier (4-pin), engine codes BWE, BPG, BWT, from November 2005
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse -S282-
B -  Engine electronics fuse 3 -S345-
C -  Engine control unit fuse -S102-
D -  Fuse 1 -S131-
E -  Engine electronics fuse 2 -S344-
G -  Automatic gearbox fuse, run-on -S286-
 
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Audi Cabriolet Fitting Locations No.  802 / 15


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine code ALT

Position of fuses, relay carrier (4-pin), engine code ALT
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse 2 -S344-
B -  Engine electronics fuse -S282-
C -  Automatic gearbox fuse, run-on -S286-
D -  Engine control unit fuse -S102-
E -  Injector fuse -S116-
 
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Audi Cabriolet Fitting Locations No.  802 / 16


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes BFB, BBK, BHF, from November 2005

Position of fuses, relay carrier (4-pin), engine codes BFB, BBK, BHF, from November 2005
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse 2 -S344-
B -  Secondary air pump fuse -S130-
C -  Automatic gearbox fuse, run-on -S286-
D -  Engine control unit fuse -S102-
E -  Injector fuse -S116-
G -  Engine electronics fuse -S282-
H¹) -  Heater fuse ²) -S23-
¹) on the relay carrier underside
²) for China only
 
AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes BFB, BBK, BHF, from November 2005Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  802 / 17


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes AUK, BKH, from November 2005

Position of fuses, relay carrier (4-pin), engine codes AUK, BKH, from November 2005
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse 2 -S344-
B -  Engine electronics fuse -S282-
C -  Engine control unit fuse -S102-
D -  Fuse 1 -S131-
E -  Lambda probe heating thermal fuse -S73-
G -  Automatic gearbox fuse, run-on -S286-
 
AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine codes AUK, BKH, from November 2005Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  802 / 18


AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine code BNS, from November 2005

Position of fuses, relay carrier (4-pin), engine code BNS, from November 2005
   
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse 2 -S344-
B -  Engine electronics fuse -S282-
C -  Engine control unit fuse -S102-
D -  Fuse 1 -S131-
E -  Lambda probe heating thermal fuse -S73-
E -  Brake vacuum pump fuse -S283-
H ¹) -  Secondary air pump fuse -S130-
¹) on the relay carrier underside
 
AUDI A4 CABRIOLET 2004 Position of fuses, relay carrier (4-pin), engine code BNS, from November 2005Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  802 / 19


AUDI A4 CABRIOLET 2004 Position of fuses, fuse holder, up to October 2005

Position of fuses, fuse holder, up to October 2005
   
Location:
Driver side dash panel
Fuse colours
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
  Note:
From fuse number 23 upwards the fuses in the fuse holder are designated as 223 in the Current Flow Diagram
 
AUDI A4 CABRIOLET 2004 Position of fuses, fuse holder, up to October 2005Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  802 / 20
   
Position of fuses, up to October 2005:
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
1 - S1 - Fuse in relay plate fuse holder 10 A - E87 - Operating and display unit for air conditioning system/Climatronic
J255 - Climatronic control unit		 30
2 - S2 - Fuse in relay plate fuse holder 5 A - W9 - Left footwell light
W10 - Right footwell light		 30
3 - S3 - Fuse in relay plate fuse holder 5 A - Z20 - Left washer jet heater element
Z21 - Right washer jet heater element		 75x
4 - S4 - Fuse in relay plate fuse holder 5 A - J293 - Radiator fan control unit
J671 - Radiator fan control unit 2		 87
5 - S5 - Fuse in relay plate fuse holder 10 A - E272 - Function selection switch 2
F189 - Tiptronic switch
G226 - Oil level and oil temperature sender
J401 - Navigation system with CD drive control unit
J446 - Parking aid control unit
J526 - Telephone and telematics control unit, telematics
R36 - Telephone transmitter and receiver unit		 15
6 - S6 - Fuse in relay plate fuse holder 5 A - G65 - High-pressure sender
G238 - Air quality sensor		 15
7 - S7 - Fuse in relay plate fuse holder 10 A - E132 - Traction control system switch
F36 - Clutch pedal switch
G85 - steering angle sender
J104 - ABS control unit		 15
8 - S8 - Fuse in relay plate fuse holder 5 A - J526 - Telephone and telematics control unit, telematics
R36 - Telephone transmitter and receiver unit
R86 - Aerial amplifier for mobile telephone		 30
9 - S9 - Fuse in relay plate fuse holder 15 A - J569 - Brake servo relay 30

   

Audi Cabriolet Fitting Locations No.  802 / 21
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
10 - S10 - Fuse in relay plate fuse holder 5 A - E102 - Headlight range control regulator
J431 - Headlight range control, control unit
V48 - Left headlight range control motor
V49 - Right headlight range control motor		 15
11 - S11 - Fuse in relay plate fuse holder   - Vacant  
12 - S12 - Fuse in relay plate fuse holder 10 A - T16 - 16-pin connector, black, diagnostic connector 30
13 - S13 - Fuse in relay plate fuse holder 10 A - J527 - Steering column electronics control unit 30
14 - S14 - Fuse in relay plate fuse holder 10 A - F - Brake light switch 30
15 - S15 - Fuse in relay plate fuse holder 10 A - J285 - Control unit in dash panel insert
J401 - Navigation system with CD drive control unit		 30
16 - S16 - Fuse in relay plate fuse holder 5 A - E284 - Garage door operating unit
J530 - Garage door operation control unit		 15
17 - S17 - Fuse in relay plate fuse holder 10 A - J446 - Parking aid control unit 30
18 - S18 - Fuse in relay plate fuse holder   - Vacant  
19 - S19 - Fuse in relay plate fuse holder 15 - E23 - Front and rear fog light switch 15

   

Audi Cabriolet Fitting Locations No.  802 / 22
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
20 - S20 - Fuse in relay plate fuse holder 15 A - J85 - Alarm system control unit
M31 - Right headlight dipped beam bulb
M32 - Right main beam bulb
V49 - Right headlight range control motor		 56
21 - S21 - Fuse in relay plate fuse holder 15 A - J343 - Left gas discharge light control unit
M29 - Left headlight dipped beam bulb
M30 - Left main beam bulb
V48 - Left headlight range control motor		 56
22 - S22 - Fuse in relay plate fuse holder 15 A - J386 - Driver door control unit
J387 - Front passenger side door control unit		 30
23 - S223 - Fuse on fuse holder   - Vacant  
24 - S224 - Fuse on fuse holder 20 A - J393 - Convenience system central control unit 30
25 - S225 - Fuse on fuse holder 30 A - J126 - Fresh air blower control unit 30
26 - S226 - Fuse on fuse holder 30 A - J9 - Heated rear window relay
E87 - Operating and display unit for air conditioning system/Climatronic		 30
27 - S227 - Fuse on fuse holder 30 A - J345 - Trailer detector control unit 30
28 - S228 - Fuse on fuse holder 20 A - G6 - Fuel system pressurisation pump 87

   

Audi Cabriolet Fitting Locations No.  802 / 23
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
29 - S229 - Fuse on fuse holder 20 A - N - Ignition coil 1
N70 - Ignition coil 1 with output stage
N127 - Ignition coil 2 with output stage
N128 - Ignition coil 2
N158 - Ignition coil 3
N291 - Ignition coil 3 with output stage
N292 - Ignition coil 4 with output stage
N323 - Ignition coil 5 with output stage
N324 - Ignition coil 6 with output stage
N325 - Ignition coil 7 with output stage
N326 - Ignition coil 8 with output stage		 87
30 - S230 - Fuse on fuse holder 30 A - J256 - Convertible roof actuation control unit 30
31 - S231 - Fuse on fuse holder 15 A - F4-Reversing light switch
F125 -Multifunction switch
G70 - Air mass meter
J60 - Automatic gearbox relay
J217 - Automatic gearbox control unit
M16 - Left reversing light bulb
M17 - Right reversing light bulb
T16 - 16-pin connector, black, diagnostic connector
Y7 - Automatic anti-dazzle interior mirror		 15
32 - S232 - Fuse on fuse holder 20 A - N30 - Injector, cylinder 1
N31 - Injector, cylinder 2
N32 - Injector, cylinder 3
N33 - Injector, cylinder 4
N83 - Injector, cylinder 5
N84 - Injector, cylinder 6
N85 - Injector, cylinder 7
N86 - Injector, cylinder 8		 87
33 - S233 - Fuse on fuse holder 15 A - U1 - Cigarette lighter 30
      20 A - U1 - Cigarette lighter (for models from model year 2006)  

   

Audi Cabriolet Fitting Locations No.  802 / 24
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
34 - S234 - Fuse on fuse holder 20 A - G70 - Air mass meter
J155 - Turbocharger coolant pump control unit
N80 - Activated charcoal filter system solenoid valve 1
N112 - Secondary air inlet valve
N144 - Left electrohydraulic engine mounting solenoid valve
N145 - Right electrohydraulic engine mounting solenoid valve
N156 - Variable intake manifold change-over valve
Z19 - Lambda probe heater
Z29 - Lambda probe 1 heater after catalytic converter		 30
35 - S235 - Fuse on fuse holder 30 A - U - socket 30
      20 A - U - Socket (for models from model year 2006)  
36 - S236 - Fuse on fuse holder 30 A - J519 - Onboard power supply control unit 75x
37 - S237 - Fuse on fuse holder 30 A - J519 - Onboard power supply control unit
V11 - Headlight washer system pump		 75x
38 - S238 - Fuse on fuse holder 15 A - G303 - Interior monitor send and receive module 1
G305 - Interior monitor send and receive module 2
H12-Alarm horn
J393 - Convenience system central control unit		 30
39 - S239 - Fuse on fuse holder 20 A - J401 - Navigation system with CD drive control unit
J402 - Navigation operating electronics control unit
J415 - Navigation system tuner for TV
R - Radio
R12 - Amplifier
R94 - Navigation system interface
T8 - 8-connector, black, radio connector III		 30

   

Audi Cabriolet Fitting Locations No.  802 / 25
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
40 - S240 - Fuse on fuse holder 25 A - H2 - Treble tone horn
H7 - Bass tone horn
J4 - Dual tone horn relay		 75x
41 - S241 - Fuse on fuse holder   - Vacant  
42 - S242 - Fuse on fuse holder 25 A - J104 - ABS control unit 30
43 - S243 - Fuse on fuse holder 15 A - J220 - Motronic control unit
N75 - Variable intake manifold flap change-over valve
N205 - Inlet camshaft control valve 1
N208 - Inlet camshaft control valve 2		 15
44 - S244 - Fuse on fuse holder 30 A - J215 - Heated rear left seat control unit
J216 - Heated rear right seat control unit		 30
      35 A - J215 - Heated rear left seat control unit (for models from model year 2006)
J216 - Heated rear right seat control unit (for models from model year 2006)		  

   

Audi Cabriolet Fitting Locations No.  802 / 26


AUDI A4 CABRIOLET 2004 Position of fuses, fuse holder, from November 2005

Position of fuses, fuse holder, from November 2005
   
Location:
Driver side dash panel
Fuse colours
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
  Note:
From fuse number 23 upwards the fuses in the fuse holder are designated as 223 in the Current Flow Diagram
 
AUDI A4 CABRIOLET 2004 Position of fuses, fuse holder, from November 2005Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  802 / 27
   
Fuses from November 2005
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
1 - S1 - Fuse in relay plate fuse holder 10 A - J255 - Climatronic control unit 30
2 - S2 - Fuse in relay plate fuse holder 5 A - W9 - Left footwell light
W10 - Right footwell light
W45 - Rear left footwell light
W46 - Rear right footwell light		 30
3 - S3 - Fuse in relay plate fuse holder 5 A - Z20 - Left washer jet heater element
Z21 - Right washer jet heater element		 75x
4 - S4 - Fuse in relay plate fuse holder 5 A - J293 - Radiator fan control unit
J671 - Radiator fan control unit 2		 87
5 - S5 - Fuse in relay plate fuse holder 10 A - E272 - Function selection switch 2
F189 - Tiptronic switch
G226 - Oil level and oil temperature sender
J446 - Parking aid control unit		 15
6 - S6 - Fuse in relay plate fuse holder 5 A - G65 - High-pressure sender
G238 - Air quality sensor		 15
7 - S7 - Fuse in relay plate fuse holder 10 A - E132 - Traction control system switch
F36 - Clutch pedal switch
F47 - Brake pedal switch
J104 - ABS control unit		 15
8 - S8 - Fuse in relay plate fuse holder 5 A - R36 - Telephone transmitter and receiver unit
R86 - Aerial amplifier for mobile telephone		 30
9 - S9 - Fuse in relay plate fuse holder 15 A - J569 - Brake servo relay 30

   

Audi Cabriolet Fitting Locations No.  802 / 28
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
10 - S10 - Fuse in relay plate fuse holder 5 A - E102 - Headlight range control regulator
J431 - Headlight range control, control unit
J745 - Cornering light and headlight range control unit
V48 - Left headlight range control motor
V49 - Right headlight range control motor
V319 - Right dynamic cornering light control motor		 15
11 - S11 - Fuse in relay plate fuse holder 10 A - J234 - Airbag control unit
K145 - Front passenger side airbag deactivated warning lamp		 15
12 - S12 - Fuse in relay plate fuse holder 10 A - T16 - 16-pin connector, black, diagnostic connector 30
13 - S13 - Fuse in relay plate fuse holder 10 A - J527 - Steering column electronics control unit 30
14 - S14 - Fuse in relay plate fuse holder 10 A - F - Brake light switch 30
15 - S15 - Fuse in relay plate fuse holder 10 A - J285 - Control unit in dash panel insert
J401 - Navigation system with CD drive control unit
J503 - Control unit with display for radio and navigation system		 30
16 - S16 - Fuse in relay plate fuse holder 5 A - E284 - Garage door operating unit
J530 -Garage door operation control unit		 15
17 - S17 - Fuse in relay plate fuse holder 10 A - G397 - Rain and light detector sensor
J446 - Parking aid control unit
J502 - Tyre pressure monitor control unit		 30
18 - S18 - Fuse in relay plate fuse holder 5 A - V318 - Left dynamic cornering light control motor 15

   

Audi Cabriolet Fitting Locations No.  802 / 29
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
19 - S19 - Fuse in relay plate fuse holder 15 A - L22 - Left fog light bulb
L23 - Right fog light bulb		 55
20 - S20 - Fuse in relay plate fuse holder   - Vacant  
21 - S21 - Fuse in relay plate fuse holder   - Vacant  
22 - S22 - Fuse in relay plate fuse holder 15 A - J386 - Driver door control unit
J387 - Front passenger side door control unit		 30
23 - S223 - Fuse on fuse holder   - - Vacant  
24 - S224 - Fuse on fuse holder 20 A - J393 - Convenience system central control unit 30
25 - S225 - Fuse on fuse holder 30 A - J126 - Fresh air blower control unit 30
26 - S226 - Fuse on fuse holder 30 A - J9 - Heated rear window relay 30
27 - S227 - Fuse on fuse holder 30 A - J345 - Trailer detector control unit 30
28 - S228 - Fuse on fuse holder 20 A

30 A
 - G6 - Fuel system pressurisation pump
J538 - Fuel pump control unit
G6 - Fuel system pressurisation pump ¹)
J538 - Fuel pump control unit ¹)		 87

  Note:
¹) for models with engine code BNS only
   

Audi Cabriolet Fitting Locations No.  802 / 30
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
29 - S229 - Fuse on fuse holder   - Vacant  
30 - S230 - Fuse on fuse holder 30 A - J256 - Convertible roof actuation control unit 30
31 - S231 - Fuse on fuse holder 15 A - F4 - Reversing light switch
G70 - Air mass meter
G399 - Light detector sensor
J207 - Starter inhibitor relay
J217 - Automatic gearbox control unit
N110 - Selector lever lock solenoid
T16 - 16-pin connector, black, diagnostic connector
Y7 - Automatic anti-dazzle interior mirror		 15
32 - S232 - Fuse on fuse holder   - Vacant  
33 - S233 - Fuse on fuse holder 20 A - U1 - Cigarette lighter 30
34 - S234 - Fuse on fuse holder 20 A - U5 - 12 V socket 30
35 - S235 - Fuse on fuse holder 20 A - U - socket 30
36 - S236 - Fuse on fuse holder 30 A - J519 - Onboard power supply control unit 75x
37 - S237 - Fuse on fuse holder 30 A - J519 - Onboard power supply control unit
V11 - Headlight washer system pump		 75x

   

Audi Cabriolet Fitting Locations No.  802 / 31
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
38 - S238 - Fuse on fuse holder 15 A - G303 - Interior monitor send and receive module 1
G305 - Interior monitor send and receive module 2
H12 - Alarm horn
J393 - Convenience system central control unit		 30
39 - S239 - Fuse on fuse holder 20 A - J401 - Navigation system with CD drive control unit
J503 - Control unit with display for radio and navigation system
T8 - 8-connector, black, radio connector III
R - Radio
R12 - Amplifier		 30
40 - S240 - Fuse on fuse holder 25 A - H2 - Treble tone horn
H7 - Bass tone horn
J4 - Dual tone horn relay		 30
41 - S241 - Fuse on fuse holder   - - Vacant  
42 - S242 - Fuse on fuse holder 25 A - J104 - ABS control unit 30
43 - S243 - Fuse on fuse holder 15 A - G70 - Air mass meter
G212 - Exhaust gas recirculation potentiometer
J363 - Current supply relay for Simos control unit
J623 - Engine control unit
J757 - Engine component current supply relay
N18 - Exhaust gas recirculation valve		 15
44 - S244 - Fuse on fuse holder 35 A - J255 - Climatronic control unit 30

   


AUDI A4 CABRIOLET 2004 Control units overview

Control units overview
   
AUDI A4 CABRIOLET 2004 Control units overviewUnlock Lifetime Access for This Car.
1 -  Heated windscreen control unit -J505-
q   Location → page 804/4
2 -  CD changer -R41-
q   Location → page 804/12
3 -  Fresh air blower control unit -J126-
q   Location → page 804/7
4 -  Headlight range control, control unit -J431-
q   Location → page 804/7
5 -  Radio -R-
q   not for navigation system
q   Location → page 804/10
5 -  Navigation operating electronics control unit -J402-
q   for navigation system RNS-D only
q   Location → page 804/10
5 -  Control unit with display for radio and navigation system -J503-
q   for navigation system RNS-Low only
q   Location → page 804/12

   

Audi Cabriolet Fitting Locations No.  804 / 2
   
AUDI A4 CABRIOLET 2004 Control units overviewUnlock Lifetime Access for This Car.
5 -  Navigation system with CD drive control unit -J401-
q   Location for navigation system NS-Low → page 804/11
q   Location for navigation system RNS-E → page 804/11
6 -  Front passenger side door control unit -J387-
q   Location → page 804/14
7 -  Steering column electronics control unit -J527-
q   Location → page 804/8
8 -  Control unit in dash panel insert -J285-
q   Location → page 804/8
9 -  Telephone and telematics control unit, telematics -J526-
q   Location → page 804/13
10 -  Airbag control unit -J234-
q   Location → page 804/9
11 -  Driver door control unit -J386-
q   Location → page 804/14
12 -  Convenience system central control unit -J393-
q   Location → page 804/13

   

Audi Cabriolet Fitting Locations No.  804 / 3
   
AUDI A4 CABRIOLET 2004 Control units overviewUnlock Lifetime Access for This Car.
13 -  Onboard power supply control unit -J519-
q   Location → page 804/9
14 -  Motronic control unit -J220-
14 -  Diesel direct injection system control unit -J248-
q   Location → page 804/4
15 -  Automatic gearbox control unit -J217-
q   not for models with multitronic®
q   Location → page 804/5
16 -  ABS control unit -J104-
q   Location → page 804/6
17 -  Automatic gearbox control unit -J217-
q   for models with multitronic® only
q   Location → page 804/5
18 -  Radiator fan control unit -J293-
q   Location → page 804/6

   

Audi Cabriolet Fitting Locations No.  804 / 4
Heated windscreen control unit -J505-
   
Location:
On right in plenum chamber, next to battery


AUDI A4 CABRIOLET 2004 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 2004 Motronic control unit -J220-, diesel direct injection system control unit -J248-Unlock Lifetime Access for This Car.
Location:
On electronics box in plenum chamber
 
AUDI A4 CABRIOLET 2004 Motronic control unit -J220-, diesel direct injection system control unit -J248-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 5
   


AUDI A4 CABRIOLET 2004 Automatic gearbox control unit -J217-

Automatic gearbox control unit -J217-
not for models with multitronic®
Location:
 
AUDI A4 CABRIOLET 2004 Automatic gearbox control unit -J217-Unlock Lifetime Access for This Car.
In electronics box in plenum chamber
for models with multitronic® only
Location:
In gearbox
 
AUDI A4 CABRIOLET 2004 Automatic gearbox control unit -J217-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 6


AUDI A4 CABRIOLET 2004 ABS control unit -J104-

ABS control unit -J104-
   
Location:
In engine compartment, on front left hydraulic unit


AUDI A4 CABRIOLET 2004 Radiator fan control unit -J293-

Radiator fan control unit -J293-
 
AUDI A4 CABRIOLET 2004 Radiator fan control unit -J293-Unlock Lifetime Access for This Car.
Location:
on radiator fan
 
AUDI A4 CABRIOLET 2004 Radiator fan control unit -J293-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 7


AUDI A4 CABRIOLET 2004 Fresh air blower control unit -J126-

Fresh air blower control unit -J126-
   
Location:
Behind the glove box, in fresh air blower


AUDI A4 CABRIOLET 2004 Headlight range control, control unit -J431-

Headlight range control, control unit -J431-
 
AUDI A4 CABRIOLET 2004 Headlight range control, control unit -J431-Unlock Lifetime Access for This Car.
Location:
Behind the glove box
 
AUDI A4 CABRIOLET 2004 Headlight range control, control unit -J431-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 8


AUDI A4 CABRIOLET 2004 Steering column electronics control unit -J527-

Steering column electronics control unit -J527-
   
Location:
On steering column


AUDI A4 CABRIOLET 2004 Display control unit in dash panel insert -J285-

Display control unit in dash panel insert -J285-
 
AUDI A4 CABRIOLET 2004 Display control unit in dash panel insert -J285-Unlock Lifetime Access for This Car.
Location:
Location:
In the dash panel behind the display unit
 
AUDI A4 CABRIOLET 2004 Display control unit in dash panel insert -J285-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 9


AUDI A4 CABRIOLET 2004 Airbag control unit -J234-

Airbag control unit -J234-
   
Location:
On centre tunnel, under handbrake lever


AUDI A4 CABRIOLET 2004 Onboard power supply control unit -J519-

Onboard power supply control unit -J519-
 
AUDI A4 CABRIOLET 2004 Onboard power supply control unit -J519-Unlock Lifetime Access for This Car.
Location:
Behind driver's storage compartment
 
AUDI A4 CABRIOLET 2004 Onboard power supply control unit -J519-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 10
   


AUDI A4 CABRIOLET 2004 Navigation operating electronics control unit -J402-

Navigation operating electronics control unit -J402-
for navigation system RNS-D only
Location:
in centre console
 
AUDI A4 CABRIOLET 2004 Navigation operating electronics control unit -J402-Unlock Lifetime Access for This Car.


AUDI A4 CABRIOLET 2004 Radio -R-

Radio -R-
not for navigation system
Location:
in centre console
 
AUDI A4 CABRIOLET 2004 Radio -R-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 11
   


AUDI A4 CABRIOLET 2004 Navigation system with CD drive control unit -J401-

Navigation system with CD drive control unit -J401-
For navigation system NS-Low only
Location:
 
AUDI A4 CABRIOLET 2004 Navigation system with CD drive control unit -J401-Unlock Lifetime Access for This Car.
in centre console
For navigation system RNS-E only
Location:
in centre console
 
AUDI A4 CABRIOLET 2004 Navigation system with CD drive control unit -J401-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 12
   


AUDI A4 CABRIOLET 2004 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 2004 CD changer -R41-

CD changer -R41-
 
AUDI A4 CABRIOLET 2004 CD changer -R41-Unlock Lifetime Access for This Car.
Location:
In glove compartment
 
AUDI A4 CABRIOLET 2004 CD changer -R41-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 13


AUDI A4 CABRIOLET 2004 Convenience system central control unit -J393-

Convenience system central control unit -J393-
   
Location:
on sill, front left
 
AUDI A4 CABRIOLET 2004 Convenience system central control unit -J393-Unlock Lifetime Access for This Car.


AUDI A4 CABRIOLET 2004 Telephone and telematics control unit, telematics -J526-

Telephone and telematics control unit, telematics -J526-
For models with telematics only
Location:
in electronics box under front passenger seat
 
AUDI A4 CABRIOLET 2004 Telephone and telematics control unit, telematics -J526-Unlock Lifetime Access for This Car.

Audi Cabriolet Fitting Locations No.  804 / 14


AUDI A4 CABRIOLET 2004 Driver door control unit -J386-

Driver door control unit -J386-
   
Location:
In window regulator motor integrated


AUDI A4 CABRIOLET 2004 Front passenger side door control unit -J387-

Front passenger side door control unit -J387-
 
AUDI A4 CABRIOLET 2004 Front passenger side door control unit -J387-Unlock Lifetime Access for This Car.
Location:
In window regulator motor integrated
 
AUDI A4 CABRIOLET 2004 Front passenger side door control unit -J387-Unlock Lifetime Access for This Car.
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