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AUDI A4 2005 – Air conditioning system . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A4 2005 - Operating and display unit for air conditioning system/Climatronic - fuses



Wiring Diagram  AUDI A4 2005 - Operating and display unit for air conditioning system/Climatronic - fuses https://portal-diagnostov.com/license.html
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ABattery
DIgnition/starter switch
E87Operating and display unit for air conditioning system/Climatronic
S1Fuse in relay plate fuse holder
S6Fuse in relay plate fuse holder
S88Strip fuse (main fuse)
S225Fuse in fuse holder
S226Fuse in fuse holder (heated rear window)
S244Fuse in fuse holder
   238 Earth connection 1, in interior wiring harness
   500 Screw connection 1 (30), on relay plate
   501 Screw connection 2 (30), on relay plate
   A2 Positive connection (15), in dash panel wiring harness
   A32 Positive connection (30), in dash panel wiring harness
   A33 Connection (75), in dash panel wiring harness
   A52 Positive connection 2 (30), in dash panel wiring harness
   A57 Positive connection 3 (30), in dash panel wiring harness
   O1 Positive connection (30), in seat heating wiring harness
*for models with heated rear seats only

Wiring Diagram AUDI A4 2005 - Air recirculation flap control motor - central flap control motor - air flow flap control motor



Wiring Diagram  AUDI A4 2005 - Air recirculation flap control motor - central flap control motor - air flow flap control motor https://portal-diagnostov.com/license.html
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E87Operating and display unit for air conditioning system/Climatronic
G112Central flap control motor potentiometer
G113Air flow flap control motor potentiometer
G143Potentiometer for air recirculation flap control motor
V70Central flap control motor
V71Air flow flap control motor
V113Air recirculation flap control motor
   97 Earth connection 1, in air conditioning system wiring harness
   L31 Connection (5V), in air conditioning system wiring harness
*no longer fitted, phased-in modification
**phased-in modification
#cable colour was modified from brown/ white, phased-in modification

Wiring Diagram AUDI A4 2005 - Defroster flap control motor - left temperature flap control motor - right temperature flap control motor



Wiring Diagram  AUDI A4 2005 - Defroster flap control motor - left temperature flap control motor - right temperature flap control motor https://portal-diagnostov.com/license.html
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E87Operating and display unit for air conditioning system/Climatronic
G135Defroster flap control motor potentiometer
G220Potentiometer for left temperature flap control motor
G221Potentiometer for right temperature flap control motor
V107Defroster flap control motor
V158Left temperature flap control motor
V159Right temperature flap control motor
   97 Earth connection 1, in air conditioning system wiring harness
   L31 Connection (5V), in air conditioning system wiring harness
*no longer fitted, phased-in modification
**phased-in modification
#cable colour was modified from brown/ white, phased-in modification

Wiring Diagram AUDI A4 2005 - Sunlight penetration photosensor - vent temperature sender - fresh air intake duct temperature sensor



Wiring Diagram  AUDI A4 2005 - Sunlight penetration photosensor - vent temperature sender - fresh air intake duct temperature sensor https://portal-diagnostov.com/license.html
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E87Operating and display unit for air conditioning system/Climatronic
G89Fresh air intake duct temperature sensor
G107Sunlight penetration photosensor
G150Left vent temperature sender
G151Right vent temperature sender
G261Left footwell vent temperature sender
G262Right footwell vent temperature sender
G263Evaporator out-flow temperature sender
   97 Earth connection 1, in air conditioning system wiring harness
   244 Earth connection (sender earth), in Climatronic wiring harness
*no longer fitted, phased-in modification
**phased-in modification
##cable colour was modified from white, phased-in modification

Wiring Diagram AUDI A4 2005 - Operating and display unit for air conditioning system/Climatronic - compressor regulating valve - high pressure sender - air quality sensor - heated windscreen



Wiring Diagram  AUDI A4 2005 - Operating and display unit for air conditioning system/Climatronic - compressor regulating valve - high pressure sender - air quality sensor - heated windscreen https://portal-diagnostov.com/license.html
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A14Windscreen heater voltage transformer
E87Operating and display unit for air conditioning system/Climatronic
G65High pressure sender
G238Air quality sensor
N280Air conditioning system compressor regulating valve
T2n2-pin connector, in near windscreen heater voltage transformer
T10c10-pin connector, violet, coupling station left of A-pillar
T10d10-pin connector, grey, coupling station on left of A-pillar
T1414-pin connector, black, on left in engine compartment
T17d17-pin connector, red, coupling station on electronics box, plenum chamber
Z2Heated windscreen
   83 Earth connection 1, in front right wiring harness
   261 Earth connection, in heated washer jet wiring harness
   A38 Positive connection -2- (15a), in dash panel wiring harness
*for models with air quality sensor only
**for models with windscreen heater only

Wiring Diagram AUDI A4 2005 - Operating and display unit for air conditioning system/Climatronic - fresh air blower - solar cells - heated rear window



Wiring Diagram  AUDI A4 2005 - Operating and display unit for air conditioning system/Climatronic - fresh air blower - solar cells - heated rear window https://portal-diagnostov.com/license.html
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C18Window aerial suppression filter
C20Solar cells
E87Operating and display unit for air conditioning system/Climatronic
J126Fresh air blower control unit
T17g17-pin connector, dark brown, coupling station on left A-pillar
V2Fresh air blower
Z1Heated rear window
   238 Earth connection 1, in interior wiring harness
   347 Earth connection, in roof wiring harness
   B248 Connection 2 (heated rear window), in interior wiring harness
*for models with solar roof only
**For Avant models ⇒ see applicable Current Flow Diagram: Avant models, rear

Wiring Diagram AUDI A4 2005 - Control unit in dash panel insert



Wiring Diagram  AUDI A4 2005 - Control unit in dash panel insert https://portal-diagnostov.com/license.html
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E87Operating and display unit for air conditioning system/Climatronic
G59Driver seat temperature sensor
G60Front passenger seat temperature sensor
J285Control unit in dash panel insert
T6d6-pin connector, green, coupling station seat wiring, driver seat
T6e6-pin connector, green, coupling station seat wiring, front passenger seat
T8f8-pin connector, on driver seat for heated driver seat
T8g8-pin connector, on front passenger seat for heated front passenger seat
T1616-pin connector, black, diagnostic connector
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
   A76 Connection (diagnosis wire K), 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
*for models with heated seats only, ⇒ applicable seat heating Current Flow Diagram


AUDI A4 2005 Overview of fuses

Overview of fuses
   
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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

   

Audi A4 Fitting Locations No.  802 / 2
   
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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

   

Audi A4 Fitting Locations No.  802 / 3
   
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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

   

Audi A4 Fitting Locations No.  802 / 4
   
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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

   
Main fuse    
Location:
On the battery
S88 -  Strip fuse
 
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AUDI A4 2005 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 A4 2005 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
 
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AUDI A4 2005 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-
 
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin) with screw connection, up to July 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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
 
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), petrol engines, up to July 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), diesel engines, up to July 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine codes BKE, BRB, BNA, BLB, BRC, BPW, BVG, BVF, BRF, BRE, BVA, BRD, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine codes BSG, BPP, BTP, BKN, ASB, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine codes BGB, BPG, BWE, BWT, BUL, BPJ, BYK, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine code ALZ, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine code ALT, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine code BDG, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine codes BFB, BBK, BHF, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine code AWA, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine codes AUK, BKH, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine code BNS, from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine codes BBJ (with manual gearbox or multitronicВ®), from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, relay carrier (4-pin), engine codes BBJ (with AG5), from August 2004 https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Position of fuses, fuse holder, up to July 2004 https://portal-diagnostov.com/license.html
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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 2005 Position of fuses, fuse holder, from August 2004

Position of fuses, fuse holder, from August 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 2005 Position of fuses, fuse holder, from August 2004 https://portal-diagnostov.com/license.html
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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 2005 Position of fuses, fuse holder for special vehicle - taxi

Position of fuses, fuse holder for special vehicle - taxi
   
Location:
Driver side dash panel
Fuse location taxi
1 -  Taxi meter and alarm system fuse -S183-
2 -  Alarm system fuse -S57-
3 -  Taxi meter fuse -S182-
9 -  Two-way radio fuse -S55-
10 -  Socket 1 fuse -S184-
¹) applicable from model year 2006
 
AUDI A4 2005 Position of fuses, fuse holder for special vehicle - taxi https://portal-diagnostov.com/license.html
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AUDI A4 2005 Position of fuses, fuse holder for special vehicle - police

Position of fuses, fuse holder for special vehicle - police    
Location:
Driver side dash panel
Fuse location police
1 -  Special vehicle fuse 1 -S291-
2 -  Special vehicle fuse 2 -S292-
3 -  Special vehicle fuse 3 -S293-
4 -  Special vehicle fuse 4 -S294-
5 -  Special vehicle fuse 5 -S295-
6 -  Special vehicle fuse 6 -S296-
7 -  Special vehicle fuse 7 -S297-
8 -  Special vehicle fuse 8 -S298-
¹) applicable from February 2005
²) applicable from model year 2006
 
AUDI A4 2005 Position of fuses, fuse holder for special vehicle - police https://portal-diagnostov.com/license.html
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AUDI A4 2005



AUDI A4 2005 Overview of earth points in engine compartment

Overview of earth points in engine compartment
   
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q   only for 2.0 l FSI motor, location
q   only for 2,5 l engine TDI, location
q   only for 2.0 l FSI motor, location
q   only for 3.0 l engine, location

   
Overview of earth points in vehicle interior
AUDI A4 2005 Overview of earth points in engine compartment https://portal-diagnostov.com/license.html
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Audi A4 Fitting Locations No.  801 / 3
   
AUDI A4 2005 Overview of earth points in engine compartment https://portal-diagnostov.com/license.html
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Overview of earth points in luggage compartment - saloon models
  Note:
♦ Overview of luggage compartment - Avant models
   
AUDI A4 2005 Overview of earth points in engine compartment https://portal-diagnostov.com/license.html
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Overview of earth points in luggage compartment - Avant models
AUDI A4 2005 Overview of earth points in engine compartment https://portal-diagnostov.com/license.html
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1 -  Earth point, right D-pillar -654-
q   Location
3 -  Earth point, left D-pillar -653-
q   Location
5 -  Earth point, on left in luggage compartment -50-
q   Location

   

AUDI A4 2005 Earth point, in engine compartment

Earth point, in engine compartment
   11 Earth point, in battery box -arrow-
 
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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
 
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   12 Earth point, in engine compartment, left -arrow-
on bulkhead
Torque: 9 Nm
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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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
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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   18 Earth point on engine block -arrow-
Torque: 8 Nm
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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only for 1.8 l engine
   18 Earth point on engine block -arrow-
Torque: 8 Nm
only for 2.0 l engine
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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   18 Earth point on engine block -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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only for 2,0 l engine FSI
   18 Earth point on engine block -arrow-
Torque: 8 Nm
only for 3.0 l engine
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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   19 Earth point, near coil -arrow-
Torque: 8 Nm
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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only for 4.2 l engine
   26 Earth point, on front apron -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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   624 Earth point, starter battery -arrow-
Torque: 7.5 Nm
 
AUDI A4 2005 Earth point, in engine compartment https://portal-diagnostov.com/license.html
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AUDI A4 2005 Earth points, in interior

Earth points, in interior
   32 Earth point behind dash panel on left -arrow-
 
AUDI A4 2005 Earth points, in interior https://portal-diagnostov.com/license.html
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Torque: 9 Nm
   33 Earth point behind dash panel on right -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth points, in interior https://portal-diagnostov.com/license.html
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   43 Earth point, lower part of right A-pillar -arrow-
 
AUDI A4 2005 Earth points, in interior https://portal-diagnostov.com/license.html
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Torque: 9 Nm
   44 Earth point, lower part of left A-pillar -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth points, in interior https://portal-diagnostov.com/license.html
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   49 Earth point, near convenience system central control unit -arrow-
 
AUDI A4 2005 Earth points, in interior https://portal-diagnostov.com/license.html
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Torque: 9 Nm
   77 Earth point, lower part of left B-pillar -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth points, in interior https://portal-diagnostov.com/license.html
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   78 Earth point, lower part of right B-pillar -arrow-
 
AUDI A4 2005 Earth points, in interior https://portal-diagnostov.com/license.html
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Torque: 9 Nm
   610 Earth point (audio), under centre console, front -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth points, in interior https://portal-diagnostov.com/license.html
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AUDI A4 2005 Earth point, in luggage compartment - saloon models

Earth point, in luggage compartment - saloon models
   50 Earth point, on left in luggage compartment -arrow-
 
AUDI A4 2005 Earth point, in luggage compartment - saloon models https://portal-diagnostov.com/license.html
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Torque: 9 Nm
   653 Earth point, left D-pillar -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth point, in luggage compartment - saloon models https://portal-diagnostov.com/license.html
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   654 Earth point, right D-pillar -arrow-
 
AUDI A4 2005 Earth point, in luggage compartment - saloon models https://portal-diagnostov.com/license.html
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Torque: 9 Nm
   701 Earth point, in luggage compartment -arrow-
Torque: 20 Nm
 
AUDI A4 2005 Earth point, in luggage compartment - saloon models https://portal-diagnostov.com/license.html
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Earth point, in luggage compartment - Avant models
   50 Earth point, on left in luggage compartment -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth point, in luggage compartment - saloon models https://portal-diagnostov.com/license.html
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   52 Earth point, on left in rear lid -arrow-
 
AUDI A4 2005 Earth point, in luggage compartment - saloon models https://portal-diagnostov.com/license.html
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Torque: 9 Nm
   53 Earth point, on right in rear lid -arrow-
Torque: 9 Nm
 
AUDI A4 2005 Earth point, in luggage compartment - saloon models https://portal-diagnostov.com/license.html
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   653 Earth point, left D-pillar -arrow-
 
AUDI A4 2005 Earth point, in luggage compartment - saloon models https://portal-diagnostov.com/license.html
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Torque: 9 Nm
   654 Earth point, right D-pillar -arrow-
Torque: 9 Nm
 
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AUDI A4 2005 Control units overview

Control units overview
   
AUDI A4 2005 Control units overview https://portal-diagnostov.com/license.html
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5 - 
5 - 

   

Audi A4 Fitting Locations No.  804 / 2
   
AUDI A4 2005 Control units overview https://portal-diagnostov.com/license.html
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5 - 
q   Location for navigation system RNS-E
6 - 

   

Audi A4 Fitting Locations No.  804 / 3
   
AUDI A4 2005 Control units overview https://portal-diagnostov.com/license.html
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Diesel direct injection system control unit -J248-
14 - 
17 -  Automatic gearbox control unit -J217-
q   for models with multitronic® only
q   Location

   

AUDI A4 2005 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 2005 Motronic control unit -J220-, diesel direct injection system control unit -J248-, Simos control unit -J361- https://portal-diagnostov.com/license.html
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Location:
On electronics box in plenum chamber
 
AUDI A4 2005 Motronic control unit -J220-, diesel direct injection system control unit -J248-, Simos control unit -J361- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Automatic gearbox control unit -J217-

Automatic gearbox control unit -J217-
not for models with multitronic®
Location:
 
AUDI A4 2005 Automatic gearbox control unit -J217- https://portal-diagnostov.com/license.html
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In electronics box in plenum chamber
for models with multitronic® only
Location:
In gearbox
 
AUDI A4 2005 Automatic gearbox control unit -J217- https://portal-diagnostov.com/license.html
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AUDI A4 2005 ABS control unit -J104-

AUDI A4 2005 Radiator fan control unit -J293-

Radiator fan control unit -J293-  
AUDI A4 2005 Radiator fan control unit -J293- https://portal-diagnostov.com/license.html
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Location:
on radiator fan
 
AUDI A4 2005 Radiator fan control unit -J293- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Fresh air blower control unit -J126-

AUDI A4 2005 Headlight range control, control unit -J431-

Headlight range control, control unit -J431-  
AUDI A4 2005 Headlight range control, control unit -J431- https://portal-diagnostov.com/license.html
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Location:
Behind the glove box
 
AUDI A4 2005 Headlight range control, control unit -J431- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Steering column electronics control unit -J527-

AUDI A4 2005 Display control unit in dash panel insert -J285-

Display control unit in dash panel insert -J285-  
AUDI A4 2005 Display control unit in dash panel insert -J285- https://portal-diagnostov.com/license.html
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Location:
In the dash panel behind the display unit
 
AUDI A4 2005 Display control unit in dash panel insert -J285- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Airbag control unit -J234-

AUDI A4 2005 Onboard power supply control unit -J519-

Onboard power supply control unit -J519-  
AUDI A4 2005 Onboard power supply control unit -J519- https://portal-diagnostov.com/license.html
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Location:
Behind driver's storage compartment
 
AUDI A4 2005 Onboard power supply control unit -J519- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Trailer detector control unit -J345-

AUDI A4 2005 Parking aid control unit -J446-

Parking aid control unit -J446-  
AUDI A4 2005 Parking aid control unit -J446- https://portal-diagnostov.com/license.html
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Location:
In left luggage compartment, behind side trim, on apron
 
AUDI A4 2005 Parking aid control unit -J446- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Navigation operating electronics control unit -J402-

Navigation operating electronics control unit -J402-
for navigation system RNS-D only
Location:
in centre console
 
AUDI A4 2005 Navigation operating electronics control unit -J402- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Radio -R-

Radio -R-
not for navigation system
Location:
in centre console
 
AUDI A4 2005 Radio -R- https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Navigation system with CD drive control unit -J401- https://portal-diagnostov.com/license.html
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in centre console
For navigation system RNS-E only
Location:
in centre console
 
AUDI A4 2005 Navigation system with CD drive control unit -J401- https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
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AUDI A4 2005 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 2005 CD changer -R41-

CD changer -R41-
 
AUDI A4 2005 CD changer -R41- https://portal-diagnostov.com/license.html
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Location:
In glove compartment
 
AUDI A4 2005 CD changer -R41- https://portal-diagnostov.com/license.html
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AUDI A4 2005 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 2005 Telephone and telematics control unit, telematics -J526- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Language input control unit -J507-

Language input control unit -J507-
For models with telematics only
Location:
in electronics box under front passenger seat
 
AUDI A4 2005 Language input control unit -J507- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Convenience system central control unit -J393-

Convenience system central control unit -J393-    
Location:
on sill, front left
 
AUDI A4 2005 Convenience system central control unit -J393- https://portal-diagnostov.com/license.html
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AUDI A4 2005 Driver door control unit -J386-

AUDI A4 2005 Front passenger side door control unit -J387-

Front passenger side door control unit -J387-  
AUDI A4 2005 Front passenger side door control unit -J387- https://portal-diagnostov.com/license.html
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Location:
In window regulator motor integrated
 
AUDI A4 2005 Front passenger side door control unit -J387- https://portal-diagnostov.com/license.html
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