AUTOMOTIVE ELECTRICIANS
WIRING-DIAGRAMS

AUDI A4 2002 – Heated front seats – with and without heated steering wheel . Wiring diagrams, Pin Connector, Location

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Wiring Diagram AUDI A4 2002 - Heated driver's seat - fuse



Wiring Diagram AUDI A4 2002 - Heated driver
E87Control and display unit for air conditioner/Climatronic
F138Airbag coil connector, return spring with slip ring
G59Driver's seat temperature sensor
J527Steering column electronics control unit
S244Fuse in fuse box
T2g2-pin connector, on driver's seat for heated backrest
T6d6-pin connector, green, connector point, seat wiring, driver's seat
T8f8-pin connector, on driver's seat for heated seat cushion
T16a16-pin connector, black, on steering column electronics control unit
Z6Heated driver's seat cushion
Z7Heated driver's seat backrest
Z31Driver's seat cushion lateral support heater
Z36Heated steering wheel
   81 Earth connection -1-, in dash panel wiring harness
   96 Earth connection -1-, in seat heating wiring harness
   244 Earth connection (sender earth), in Climatronic wiring harness
   501 Screw connection -2- (30), on relay plate
   A52 Positive (+) connection -2- (30), 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
*Both possible
**Only applies to models with heated steering wheel

Wiring Diagram AUDI A4 2002 - Heated front passenger's seat



Wiring Diagram AUDI A4 2002 - Heated front passengerGet access to all wiring diagrams of the car
E87Control and display unit for air conditioner/Climatronic
G60Front passenger's seat temperature sensor
G150Left vent temperature sender
G151Right vent temperature sender
T2h2-pin connector, on front passenger's seat for heated backrest
T6e6-pin connector, green, connector point, seat wiring, front passenger's seat
T8g8-pin connector, on front passenger's seat for heated seat cushion
Z8Heated front passenger's seat cushion
Z9Heated front passenger's seat backrest
Z33Front passenger's seat cushion lateral support heater
   136 Earth connection -2-, in seat heating wiring harness
   244 Earth connection (sender earth), in Climatronic wiring harness
   249 Earth connection -2-, in interior wiring harness
*Both possible


AUDI A4 2002 Control units overview

Control units overview
   
AUDI A4 2002 Control units overviewGet access to all wiring diagrams of the car
5 - 
5 - 

   
5 - 
q   Location for navigation system RNS-E
6 - 

   
Diesel direct injection system control unit -J248-
14 - 
17 -  Automatic gearbox control unit -J217-
q   for models with multitronic® only
q   Location

   

AUDI A4 2002 Motronic control unit -J220-, diesel direct injection system control unit -J248-, Simos control unit -J361-

Motronic control unit -J220-, diesel direct injection system control unit -J248-, Simos control unit -J361-  
AUDI A4 2002 Motronic control unit -J220-, diesel direct injection system control unit -J248-, Simos control unit -J361-Get access to all wiring diagrams of the car
Location:
On electronics box in plenum chamber
 
AUDI A4 2002 Motronic control unit -J220-, diesel direct injection system control unit -J248-, Simos control unit -J361-Get access to all wiring diagrams of the car

AUDI A4 2002 Automatic gearbox control unit -J217-

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

AUDI A4 2002 ABS control unit -J104-

AUDI A4 2002 Radiator fan control unit -J293-

Radiator fan control unit -J293-
 
AUDI A4 2002 Radiator fan control unit -J293-Get access to all wiring diagrams of the car
Location:
on radiator fan
 
AUDI A4 2002 Radiator fan control unit -J293-Get access to all wiring diagrams of the car

AUDI A4 2002 Fresh air blower control unit -J126-

AUDI A4 2002 Headlight range control, control unit -J431-

Headlight range control, control unit -J431-  
AUDI A4 2002 Headlight range control, control unit -J431-Get access to all wiring diagrams of the car
Location:
Behind the glove box
 
AUDI A4 2002 Headlight range control, control unit -J431-Get access to all wiring diagrams of the car

AUDI A4 2002 Steering column electronics control unit -J527-

AUDI A4 2002 Display control unit in dash panel insert -J285-

Display control unit in dash panel insert -J285-  
AUDI A4 2002 Display control unit in dash panel insert -J285-Get access to all wiring diagrams of the car
Location:
In the dash panel behind the display unit
 
AUDI A4 2002 Display control unit in dash panel insert -J285-Get access to all wiring diagrams of the car

AUDI A4 2002 Airbag control unit -J234-

AUDI A4 2002 Onboard power supply control unit -J519-

Onboard power supply control unit -J519-  
AUDI A4 2002 Onboard power supply control unit -J519-Get access to all wiring diagrams of the car
Location:
Behind driver's storage compartment
 
AUDI A4 2002 Onboard power supply control unit -J519-Get access to all wiring diagrams of the car

AUDI A4 2002 Trailer detector control unit -J345-

AUDI A4 2002 Parking aid control unit -J446-

Parking aid control unit -J446-  
AUDI A4 2002 Parking aid control unit -J446-Get access to all wiring diagrams of the car
Location:
In left luggage compartment, behind side trim, on apron
 
AUDI A4 2002 Parking aid control unit -J446-Get access to all wiring diagrams of the car

AUDI A4 2002 Navigation operating electronics control unit -J402-



AUDI A4 2002 Radio -R-

AUDI A4 2002 Navigation system with CD drive control unit -J401-
in centre console
For navigation system RNS-E only

AUDI A4 2002 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 2002 CD changer -R41-

CD changer -R41-
 
AUDI A4 2002 CD changer -R41-Get access to all wiring diagrams of the car
Location:
In glove compartment
 
AUDI A4 2002 CD changer -R41-Get access to all wiring diagrams of the car

AUDI A4 2002 Telephone and telematics control unit, telematics -J526-



AUDI A4 2002 Language input control unit -J507-

AUDI A4 2002 Convenience system central control unit -J393-

Convenience system central control unit -J393-
   
Location:
on sill, front left
 
AUDI A4 2002 Convenience system central control unit -J393-Get access to all wiring diagrams of the car

AUDI A4 2002 Driver door control unit -J386-

AUDI A4 2002 Front passenger side door control unit -J387-

Location:
In window regulator motor integrated
 
AUDI A4 2002 Front passenger side door control unit -J387-Get access to all wiring diagrams of the car


AUDI A4 2002 Overview of fuses

Overview of fuses
   
AUDI A4 2002 Overview of fusesGet access to all wiring diagrams of the car
Relay carrier (3-pin)
q   Components: -S126-, -S328-
q   Location
Relay carrier (9-pin) with onboard supply control unit
q   Components: -S37-, -S45-, -S87-, -S100-, -S184-, -S280-
q   Location
Relay carrier (4-pin) with screw connection
q   Components: -S42-, -S51-, -S123-, -S214-
q   Location up to July 2004
q   Location from August 2004

   
6 -  Fuse holder
q   Components: -S1- up to -S22- and -S223- up to -S244-
q   Location up to July 2004
q   Location from August 2004
7 -  Fuse holder for special vehicles
q   Components: -S55-, -S57-, -S182-, -S183-, -S184-, -S291-, -S292-, -S293-, S294-, -S295-, -S296-, -S297-, -S298-
q   Location taxi
q   Location police

   
q   Location for diesel engines, up to July 2004
q   Location for engine codes BKE, BRB, BNA, BLB, BRC, BPW, BVG, BVF, BRF, BRE, BVA, BRD
q   Location for engine codes BSG, BPP, BTP, BKN, ASB
q   Location for engine codes BGB, BPG, BWE, BWT, BUL, BPJ, BYK
q   Location for engine code ALZ
q   Location for engine code ALT
q   Location for engine code BDG
q   Location for engine codes BFB, BBK, BHF
q   Location for engine code AWA

   
t  Location for engine codes AUK, BKH
t  Location for engine code BNS
t  Location for engine code BBJ, with manual gearbox or multitronic
t  Location for engine code BBJ with AG5

   

AUDI A4 2002 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)
 
AUDI A4 2002 Position of fuses, coupling station of A-pillarGet access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (3-pin)

Position of fuses, relay carrier (3-pin)    
Location:
Driver side dash panel
Fuses:
A ¹) -  Auxiliary heater fuse -S62-
B -  Auxiliary heater fuse -S126-
C -  Auxiliary heater fuse 2 -S328-
¹) applicable up to model year 2003
 
AUDI A4 2002 Position of fuses, relay carrier (3-pin)Get access to all wiring diagrams of the car

AUDI A4 2002 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:
A -  Rear roller blind thermal fuse -S100-
B -  Rear roller blind thermal fuse -S100-
B -  Socket 1 fuse (driving school vehicle) -S184-
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-
 
AUDI A4 2002 Position of fuses, relay carrier (9-pin) with onboard supply control unitGet access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin) with screw connection, up to July 2004

Position of fuses, relay carrier (4-pin) with screw connection, up to July 2004    
Location:
Driver side dash panel
Fuses:
B -  Optional equipment: vermin repellent
E -  Radiator fan run-on fuse -S214-
F -  Special vehicle fuse
G -  Radiator fan single fuse -S42-
H -  ABS control unit fuse 1 -S123-
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin) with screw connection, up to July 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin) with screw connection, from August 2004

Position of fuses, relay carrier (4-pin) with screw connection, from August 2004    
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-
 -  Radiator fan single fuse ¹)²) -S42-
G -  Radiator fan run-on fuse¹)²) -S214-
 -  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, BTP only
³) not for engine codes BBK, BHF
⁴) not for engine codes BKN, ASB, BPP, BSG, BTP, BBK, BHF
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin) with screw connection, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), petrol engines, up to July 2004

Position of fuses, relay carrier (4-pin), petrol engines, up to July 2004    
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 -S286-
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), petrol engines, up to July 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), diesel engines, up to July 2004

Position of fuses, relay carrier (4-pin), diesel engines, up to July 2004    
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine control unit fuse -S102-
 -  Engine electronics fuse -S282-
B -  Engine glow plug strip fuse -S39-
C -  Automatic gearbox fuse, run-on -S286-
 -  Engine control unit fuse ²) -S102-
D -  Glow plug fuse 2 -S189-
F ¹) -  Glow plug fuse 2 -S189-
¹) applicable from model year 2002
²) for models with engine code BKE only
  Note:
The positions D and F are in the electronics box.
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), diesel engines, up to July 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BKE, BRB, BNA, BLB, BRC, BPW, BVG, BVF, BRF, BRE, BVA, BRD, from August 2004

Position of fuses, relay carrier (4-pin), engine codes BKE, BRB, BNA, BLB, BRC, BPW, BVG, BVF, BRF, BRE, BVA, BRD, from August 2004    
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 2002 Position of fuses, relay carrier (4-pin), engine codes BKE, BRB, BNA, BLB, BRC, BPW, BVG, BVF, BRF, BRE, BVA, BRD, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BSG, BPP, BTP, BKN, ASB, from August 2004

Position of fuses, relay carrier (4-pin), engine codes BSG, BPP, BTP, BKN, ASB, from August 2004    
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 2002 Position of fuses, relay carrier (4-pin), engine codes BSG, BPP, BTP, BKN, ASB, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BGB, BPG, BWE, BWT, BUL, BPJ, BYK, from August 2004

Position of fuses, relay carrier (4-pin), engine codes BGB, BPG, BWE, BWT, BUL, BPJ, BYK, from August 2004    
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-
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BGB, BPG, BWE, BWT, BUL, BPJ, BYK, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code ALZ, from August 2004

Position of fuses, relay carrier (4-pin), engine code ALZ, from August 2004    
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse 2 -S344-
B -  Secondary air pump fuse -S130-
D -  Engine control unit fuse -S102-
E -  Injector fuse -S116-
G -  Engine electronics fuse -S282-
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code ALZ, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code ALT, from August 2004

Position of fuses, relay carrier (4-pin), engine code ALT, from August 2004    
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-
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code ALT, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code BDG, from August 2004

Position of fuses, relay carrier (4-pin), engine code BDG, from August 2004    
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse -S282-
B -  Engine glow plug strip fuse -S39-
C -  Automatic gearbox fuse, run-on -S286-
H¹) -  Glow plug fuse 2 -S189-
¹) on the relay carrier underside
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code BDG, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BFB, BBK, BHF, from August 2004

Position of fuses, relay carrier (4-pin), engine codes BFB, BBK, BHF, from August 2004    
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 2002 Position of fuses, relay carrier (4-pin), engine codes BFB, BBK, BHF, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code AWA, from August 2004

Position of fuses, relay carrier (4-pin), engine code AWA, from August 2004    
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse -S282-
B -  Engine electronics fuse 2 -S344-
C -  Automatic gearbox fuse, run-on -S286-
D -  Fuse 1 -S131-
H ¹) -  Engine electronics fuse 3 -S345-
¹) on the relay carrier underside
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code AWA, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes AUK, BKH, from August 2004

Position of fuses, relay carrier (4-pin), engine codes AUK, BKH, from August 2004    
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 2002 Position of fuses, relay carrier (4-pin), engine codes AUK, BKH, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code BNS, from August 2004

Position of fuses, relay carrier (4-pin), engine code BNS, from August 2004    
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-
? -  Brake vacuum pump fuse -S283-
H ¹) -  Secondary air pump fuse -S130-
¹) on the relay carrier underside
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine code BNS, from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BBJ (with manual gearbox or multitronicВ®), from August 2004

Position of fuses, relay carrier (4-pin), engine codes BBJ (with manual gearbox or multitronic®), from August 2004    
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine electronics fuse 2 ¹) -S344-
B -  Secondary air pump fuse ¹) -S130-
C -  Automatic gearbox fuse, run-on ¹) -S286-
D -  Engine control unit fuse¹) -S102-
E -  Injector fuse ¹) -S116-
G -  Engine electronics fuse ¹) -S282-
¹) for models with manual gearbox or with automatic gearbox (multitronic®) only
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BBJ (with manual gearbox or multitronicВ®), from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BBJ (with AG5), from August 2004

Position of fuses, relay carrier (4-pin), engine codes BBJ (with AG5), from August 2004    
Location:
In electronics box in plenum chamber
Fuses:
A -  Engine control unit fuse ¹) -S102-
B -  Secondary air pump fuse ¹) -S130-
C -  Engine electronics fuse ¹) -S282-
D -  Engine electronics fuse 2 ¹) -S344-
E -  Injector fuse ¹) -S116-
¹) for models with automatic gearbox (AG5) only
 
AUDI A4 2002 Position of fuses, relay carrier (4-pin), engine codes BBJ (with AG5), from August 2004Get access to all wiring diagrams of the car

AUDI A4 2002 Position of fuses, fuse holder, up to July 2004

Position of fuses, fuse holder, up to July 2004    
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 2002 Position of fuses, fuse holder, up to July 2004Get access to all wiring diagrams of the car

Audi A4 Fitting Locations No.  802 / 27
   
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
J668 - Power output module for right headlight
V48 - Left headlight range control motor
V49 - Right headlight range control motor		 15
11 - S11 - Fuse in relay plate fuse holder 10 A - J234 - Airbag control unit
J706 - Seat occupied recognition 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 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   - Vacant  
18 - S18 - Fuse in relay plate fuse holder   - Vacant  

   

Audi A4 Fitting Locations No.  802 / 29
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
29 - S229 - Fuse on fuse holder 20 A - N70 - Ignition coil 1 with output stage
N127 - Ignition coil 2 with output stage
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 20 A - J245 - Sliding sunroof adjustment control unit 30
31 - S231 - Fuse on fuse holder 15 A - F125 - Multifunction switch
F4 - Reversing light switch
G70 - Air mass meter
G399 - Light detector sensor
J217 - Automatic gearbox control unit
J226-Starter inhibitor and reversing light relay
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 20 A - J583 - NOx sensor control unit
N30 - Injector, cylinder 1
N31 - Injector, cylinder 2
N32 - Injector, cylinder 3
N33 - Injector, cylinder 4
N83 - Injector, cylinder 5
N84 - Injector, cylinder 6		 87
33 - S233 - Fuse on fuse holder 15 A - U1 - Cigarette lighter 30

   

Audi A4 Fitting Locations No.  802 / 31
   
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		 30
41 - S241 - Fuse on fuse holder 30 A - J364 - Auxiliary heater control unit
R64 - Remote control receiver for auxiliary heating		 30
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
J363 - Current supply relay for Simos control unit
J623 - Engine control unit
N18 - Exhaust gas recirculation valve		 15
44 - S244 - Fuse on fuse holder 30 A - E87 - Operating and display unit for air conditioning system/Climatronic
J215 - Heated rear left seat control unit
J255 - Climatronic control unit		 30

   

AUDI A4 2002 Position of fuses, fuse holder, from August 2004

Audi A4 Fitting Locations No.  802 / 34
   
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
J668 - Power output module for right headlight
V48 - Left headlight range control motor
V49 - Right headlight range control motor		 15
11 - S11 - Fuse in relay plate fuse holder 10 A - J234 - Airbag control unit
J706 - Seat occupied recognition 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		 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 A4 Fitting Locations No.  802 / 36
   
No.   Current Flow Diagram designation Nominal value   Function/component Terminal
29 - S229 - Fuse on fuse holder   - Vacant  
30 - S230 - Fuse on fuse holder 20 A - J245 - Sliding sunroof adjustment control unit 30
31 - S231 - Fuse on fuse holder 15 A - F4 - Reversing light switch
G70 - Air mass meter
G399 - Light detector sensor
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 15 A - U10-Trailer socket ²) 75x
33 - S233 - Fuse on fuse holder 15 A
20 A		 - U1 - Cigarette lighter
U1 - Cigarette lighter ¹)		 30
34 - S234 - Fuse on fuse holder 30 A
20 A		 - U5 - 12 V socket
U5 - 12 V socket ¹)		 30
35 - S235 - Fuse on fuse holder 30 A
20 A		 - U - socket
U-Socket ¹)		 30
36 - S236 - Fuse on fuse holder 30 A - J519 - Onboard power supply control unit
V12 -Rear window wiper motor		 75x
37 - S237 - Fuse on fuse holder 30 A - J519 - Onboard power supply control unit
V11 - Headlight washer system pump		 75x

  Notes:
t  ¹) applicable from February 2005
t  ²) applicable from model year 2006
   

Audi A4 Fitting Locations No.  802 / 38


AUDI A4 2002 Position of fuses, fuse holder for special vehicle - taxi

AUDI A4 2002 Position of fuses, fuse holder for special vehicle - police

Position of fuses, fuse holder for special vehicle - police
   
Location:
Driver side dash panel
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