Wiring Diagram AUDI A4 2005 - Airbag igniters for driver side and front passenger side - belt tensioners
https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html
Automotive Electricians Portal FZCO
Automotive Electricians Portal FZCO
| D | Ignition/starter switch |
| F138 | Airbag coil connector/return spring with slip ring |
| J234 | Airbag control unit |
| N95 | Driver side airbag igniter |
| N131 | Front passenger side airbag igniter 1 |
| N153 | Driver seat belt tensioner igniter 1 |
| N154 | Front passenger seat belt tensioner igniter 2 |
| T2a | 2-pin connector, yellow-blue, interior on driver seat |
| T2b | 2-pin connector, yellow-blue, interior on front passenger seat |
| T2q | 2-pin connector, purple, interior on driver seat |
| T2r | 2-pin connector, purple, interior on front passenger seat |
| T4e | 4-pin connector, yellow, on steering column electronics control unit |
| T4f | 4-pin connector, yellow, interior, near glove compartment |
| 109 | Earth connection, in airbag wiring harness |
| 312 | Earth connection 2, in airbag wiring harness |
| 637 | Earth point, airbag control unit |
| A2 | Positive connection (15), in dash panel wiring harness |
| * | Depends on equipment |
| Short circuit bridge becomes effective when connector is unplugged |
Wiring Diagram AUDI A4 2005 - Curtain airbag igniter
| J234 | Airbag control unit |
| N251 | Driver side curtain airbag igniter |
| N252 | Front passenger side curtain airbag igniter |
| T2l | 2-pin connector, yellow-blue, connector point interior, in front left roof area |
| T2m | 2-pin connector, yellow-blue, connector point interior, in front right roof area |
| T2w | 2-pin connector, purple, connector point interior, in front left roof area |
| T2x | 2-pin connector, purple, connector point interior, in front right roof area |
| T4g | 4-pin connector, yellow, connector point interior, in front left roof area |
| T4h | 4-pin connector, yellow, connector point interior, in front right roof area |
| 249 | Earth connection 2, in interior wiring harness |
| 277 | Earth connection 3, in interior wiring harness |
| * | For models with curtain airbag (saloon models) only |
| ** | For models with curtain airbag (Avant models) only |
| *** | Depends on equipment |
| Short circuit bridge becomes effective when connector is unplugged |
Wiring Diagram AUDI A4 2005 - Key operated switch to deactivate front passenger side airbag
| E26 | Glove compartment light switch |
| E224 | Key operated switch to deactivate front passenger side airbag |
| J234 | Airbag control unit |
| J393 | Convenience system central control unit |
| K145 | Front passenger side airbag deactivated warning lamp |
| T12d | 12-pin connector, brown, glove box |
| T12h | 12-pin connector, black, on convenience system central control unit |
| T17f | 17-pin connector, orange, coupling station on left of A-pillar |
| W | Front interior light |
| W6 | Glove compartment light |
| 109 | Earth connection, in airbag wiring harness |
| 238 | Earth connection 1, in interior wiring harness |
| B250 | Positive connection in roof wiring harness |
| * | For models with key operated switch to deactivate airbag only |
| ** | Applicable up to October 2003 |
| *** | Applicable from November 2003 |
Wiring Diagram AUDI A4 2005 - Side airbag igniter on driver side and on front passenger side - side airbag crash sensor
| G179 | Side airbag crash sensor on driver side |
| G180 | Side airbag crash sensor on front passenger side |
| J234 | Airbag control unit |
| J393 | Convenience system central control unit |
| J526 | Telephone and telematics control unit |
| N199 | Side airbag igniter on driver side |
| N200 | Side airbag igniter on front passenger side |
| T3c | 3-pin connector, yellow, interior near driver seat |
| T3d | 3-pin connector, yellow, interior near front passenger seat |
| T12i | 12-pin connector, black, on convenience system central control unit (used to be connector 3) |
| T17d | 17-pin connector, red, coupling station on electronics box, plenum chamber |
| 109 | Earth connection, in airbag wiring harness |
| 312 | Earth connection 2, in airbag wiring harness |
| A125 | Connection (crash signal), in dash panel wiring harness |
| * | ⇒ Applicable engine Current Flow Diagram |
| ** | For models with seat adjustment, ⇒ applicable Current Flow Diagram |
| *** | ⇒ Applicable Current Flow Diagram: telematics |
| Short circuit bridge becomes effective when connector is unplugged |
Wiring Diagram AUDI A4 2005 - Rear side airbag igniter on driver side and on front passenger side - rear side airbag crash sensor
| G256 | Rear side airbag crash sensor on driver side |
| G257 | Rear side airbag crash sensor on front passenger side |
| J234 | Airbag control unit |
| N201 | Rear side airbag igniter on driver side |
| N202 | Rear side airbag igniter on front passenger side |
| T4i | 4-pin connector, yellow, connector point interior, rear left |
| T4j | 4-pin connector, yellow, connector point interior, rear right |
| 109 | Earth connection, in airbag wiring harness |
| 312 | Earth connection 2, in airbag wiring harness |
| Short circuit bridge becomes effective when connector is unplugged |
Wiring Diagram AUDI A4 2005 - Belt switch - rear belt tensioner
| E24 | Driver side belt switch |
| E25 | Front passenger side belt switch |
| F140 | Front left belt switch |
| F141 | Front right belt switch |
| J234 | Airbag control unit |
| N196 | Rear belt tensioner igniter on driver side |
| N197 | Rear belt tensioner igniter on front passenger side |
| N198 | Rear centre belt tensioner igniter |
| T8b | 8-pin connector, black, driver side belt switch |
| T8c | 8-pin connector, black, front passenger side belt switch |
| 109 | Earth connection, in airbag wiring harness |
| 277 | Earth connection 3, in interior wiring harness |
| * | For models with belt switch only |
| ** | For models with rear belt tensioner only |
| *** | For models with seat belt warning only |
Wiring Diagram AUDI A4 2005 - Control unit with display in dash panel insert - front airbag crash sensor
| G283 | Front airbag crash sensor for driver side |
| G284 | Front airbag crash sensor for front passenger side |
| J234 | Airbag control unit |
| J285 | Control unit with display in dash panel insert |
| K75 | Airbag warning lamp |
| T16 | 16-pin connector, black, diagnostic connector |
| T17a | 17-pin connector, red, coupling station on left A-pillar |
| T17c | 17-pin connector, red, coupling station right A-pillar |
| T32a | 32-pin connector, green, on dash panel insert |
| 109 | Earth connection, in airbag wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| • | Data bus wire (CAN bus) |
AUDI A4 2005 Control units overview
Control units overview | | | | Audi A4 | Fitting Locations | No. 804 / 2 |
|
| q | Location for navigation system RNS-E |
| Audi A4 | Fitting Locations | No. 804 / 3 |
|
| Diesel direct injection system control unit -J248- |
| 17 - | Automatic gearbox control unit -J217- |
| q | for models with multitronic® only |
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- | | | | On electronics box in plenum chamber | | | |
AUDI A4 2005 Automatic gearbox control unit -J217-
Automatic gearbox control unit -J217- | | not for models with multitronic® |
| | | In electronics box in plenum chamber | | for models with multitronic® only | | | |
AUDI A4 2005 ABS control unit -J104-
AUDI A4 2005 Radiator fan control unit -J293- | Radiator fan control unit -J293- | | | 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 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- | | | | In the dash panel behind the display unit | | | |
AUDI A4 2005 Airbag control unit -J234-
AUDI A4 2005 Onboard power supply control unit -J519- | Onboard power supply control unit -J519- | | | | Behind driver's storage compartment | | | |
AUDI A4 2005 Trailer detector control unit -J345-
AUDI A4 2005 Parking aid control unit -J446- | Parking aid control unit -J446- | | | | In left luggage compartment, behind side trim, on apron | | | |
AUDI A4 2005 Navigation operating electronics control unit -J402-
Navigation operating electronics control unit -J402- | | for navigation system RNS-D only |
| |
AUDI A4 2005 Radio -R-Radio -R- |
| not for navigation system | | | |
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 |
| | | For navigation system RNS-E only | | | |
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 |
AUDI A4 2005 CD changer -R41-
CD changer -R41- |
| | AUDI A4 2005 Telephone and telematics control unit, telematics -J526-
Telephone and telematics control unit, telematics -J526- | | For models with telematics only |
| in electronics box under front passenger seat |
| |
AUDI A4 2005 Language input control unit -J507-Language input control unit -J507- |
| For models with telematics only | | in electronics box under front passenger seat | | | |
AUDI A4 2005 Convenience system central control unit -J393-
Convenience system central control unit -J393- | | | 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- | | | | In window regulator motor integrated | | | |
Čeština
Dansk
Deutsch
Ελληνικά
English
English
Español
Suomi
Français
Français
עברית
Hrvatski
Magyar
Italiano
日本語
한국어
Nederlands
Polski
Português
Português
Română
Русский
Slovenščina
Svenska
Türkçe
中文 (中国)
