Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI2025A4 ALLROAD PREMIUM PLUSREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCOMPONENT LOCATIONSCOMPONENT LOCATIONS: CONTROL MODULES IN MIDDLE PART OF VEHICLECOMPONENT LOCATIONS: CONTROL MODULES IN MIDDLE PART OF VEHICLEOVERVIEW OF CONTROL MODULES IN MIDDLE PART OF VEHICLE
2025 Audi A4 allroad Premium Plus
Overview Of Control Modules In Middle Part Of Vehicle
2025 Audi A4 allroad Premium PlusSECTION Overview Of Control Modules In Middle Part Of Vehicle
- 1 - Android Operating System Control Module -J1243-
- 2 - Front Information Display Control Head -J685-
- 3 -
Passenger Memory Seat Control Module -J521-
- Component location left-hand drive vehicles Memory Seat/Steering Column Adjustment Control Module -J136- / Passenger Memory Seat Control Module -J521- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Passenger Memory Seat Control Module -J521-
- 3 - Seat Occupied Recognition Control Module -J706-
- 4 -
Front Passenger's Door Control Module -J387-
- Component location left-hand drive vehicles Front Passenger's Door Control Module -J387- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Front Passenger's Door Control Module -J387-
- 5 - Right Front Seat Belt Tensioner Control Module -J855-
- 6 - Driver assistance systems front camera -R242-
- 7 - Automatic High Beam Assist Control Module -J844-
- 8 - Front Multicontour Seat Control Module Front Passenger's Side -J872-
- 9 -
Roof Electronics Control Module -J528-
- Component Location Roof Electronics Control Module -J528- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Roof Electronics Control Module -J528-
- 10 -
Rear Front Passenger's Door Control Module -J927-
- Component location left-hand drive vehicles Rear Front Passenger's Door Control Module -J927- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Rear Front Passenger's Door Control Module -J927-
- 11 - Power Sunroof Control Module -J245-
- 12 - Sunroof Motor -V1-
- 13 - Fuel Tank Lead Detection Control Module -J909-
- 14 -
Fuel Pump (FP) Control Module -J538-
- Component Location Fuel Pump (FP) Control Module -J538- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Fuel Pump (FP) Control Module -J538-
- 15 - Close Range Communication Control Module 2 -J1170-
- 15 -
Mobile Device Charger 1 -J1146-
- Component Location Mobile Device Charger 1 -J1146-, FROM JULY 2019 COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Mobile Device Charger 1 -J1146-
- 15 -
Selector Lever -E313-
- Component Location Selector Lever -E313- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Selector Lever -E313-
- 16 - Sunroof Blind Motor -V260-
- 17 -
Rear A/C Control Head (Climatronic) -E265-
- Component Location Rear A/C Control Head (Climatronic) -E265- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Rear A/C Control Head (Climatronic) -E265-
- 18 -
Data Bus On Board Diagnostic Interface -J533-
- Component Location without Emergency Call Function (IW0), through June 2019 Data Bus On Board Diagnostic Interface -J533-, WITHOUT EMERGENCY CALL FUNCTION (IW0), THROUGH JUNE 2019
- Component Location with Emergency Call Function (IW1, IW3) and Connect Plus (IV0), through June 2019 Data Bus On Board Diagnostic Interface -J533-, WITH EMERGENCY CALL FUNCTION (IW1, IW3) AND CONNECT PLUS (IV0), THROUGH JUNE 2019
- Component Location with Emergency Call Function (IW1, IW3) and Connect Plus (IV1, IV2, IV3, IV4, IV5, IV6, IV7, V8, IV9, JE0, JE1, JE2, JE3, JE4, JE5), through June 2019 Data Bus On Board Diagnostic Interface -J533-, WITH EMERGENCY CALL FUNCTION (IW1, IW3) AND CONNECT PLUS (IV1, IV2, IV3, IV4, IV5, IV6, IV7, IV8, IV9, JE0, JE1, JE2, JE3, JE4, JE5), THROUGH JUNE 2019
- Component Location, from July 2019 Data Bus On Board Diagnostic Interface -J533-, FROM JULY 2019
- Pin arrangement without Emergency Call Function (IW0), through June 2019 Pin Arrangements Data Bus On Board Diagnostic Interface -J533-
- Pin arrangement with Emergency Call Function (IW1, IW3) and Connect Plus (IV0), through June 2019 Pin Arrangements Data Bus On Board Diagnostic Interface -J533-
- Component Location with Emergency Call Function (IW1, IW3) and Connect Plus (IV1, V2, IV3, IV4, IV5, IV6, IV7, IV8, IV9, JE0, JE1, JE2, JE3, JE4, JE5), through June 2019 Pin Arrangements Data Bus On Board Diagnostic Interface -J533-
- Pin Arrangements, from July 2019 Pin Arrangements Data Bus On Board Diagnostic Interface -J533-
- 19 -
Rear Door Control Module, Driver's Side -J926-
- Component location left-hand drive vehicles Rear Door Control Module, Driver's Side -J926- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Rear Door Control Module, Driver's Side -J926-
- 20 - Front Multicontour Seat Control Module Driver's Side -J873-
- 21 - Close Range Communication Control Module -J1169-
- 22 - Left Front Seat Belt Tensioner Control Module -J854-
- 23 -
Driver's Door Control Module -J386-
- Component location left-hand drive vehicles Driver's Door Control Module -J386- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Driver's Door Control Module -J386-
- 24 -
Memory Seat/Steering Column Adjustment Control Module -J136-
- Component location left-hand drive vehicles Memory Seat/Steering Column Adjustment Control Module -J136- / Passenger Memory Seat Control Module -J521- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Memory Seat/Steering Column Adjustment Control Module -J136-
- 25 -
Airbag Control Module -J234-
- Component Location Airbag Control Module -J234- COMPONENT LOCATION AND CONNECTOR END VIEW
- 26 -
Drivetrain control module -J775-
- Component Location Drivetrain control module -J775- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Drivetrain control module -J775-
- 27 -
Steering wheel touch recognition control module -J1158-
- Component location left-hand drive vehicles Steering wheel touch recognition control module -J1158- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Steering wheel touch recognition control module -J1158-
- 27 -
Steering Column Electronic Systems Control Module -J527-
- Component location left-hand drive vehicles Steering Column Electronic Systems Control Module -J527- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Steering Column Electronic Systems Control Module -J527-
- 28 -
Active Steering Control Module -J792-
- Component location left-hand drive vehicles Active Steering Control Module -J792- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Active Steering Control Module -J792-
- 29 -
Particulate sensor -G784-
- Component Location Particulate sensor -G784- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Particulate sensor -G784-
- 30 -
NOX Sensor 2 Control Module -J881- / -GX46-
- Component location on Underbody NOX Sensor 2 Control Module -J881- / -GX46-, ON THE UNDERBODY
- Component Location, near the Transmission, see -35- NOX Sensor 2 Control Module -J881- / -GX46-
- Pin Arrangements Pin Arrangements NOX Sensor 2 Control Module -J881-/ -GX46-
- 30 -
NOX Sensor 3 Control Module -J1183- / -GX50-
- Component Location for vehicles with engine codes DMGA, DMKC NOX Sensor 3 Control Module -J1183- / NOX Sensor Control Module 3 -GX50-, FOR VEHICLES WITH ENGINE CODE DMGA, DMKC
- Component Location for vehicles with engine code DEZB, DEZE, DTNA, DTNB, DTPA (deviating installation position) NOX Sensor 3 Control Module -J1183- / NOX Sensor Control Module 3 -GX50-, FOR VEHICLES WITH ENGINE CODE DEZB, DEZE, DTNA, DTNB, DTPA
- Pin arrangements for vehicles with engine code DMGA, DMKC Pin Arrangements NOX Sensor 3 Control Module -J1183-/ -GX50-
- Pin Arrangements for vehicles with engine codes DEZB, DEZE, DTNA, DTNB, DTPA Pin Arrangements NOX Sensor 3 Control Module -J1183-/ -GX50-
- 31 - Vehicle Electrical System Control Module -J519-
- 32 -
Instrument Cluster Control Module -J285-
- Component location left-hand drive vehicles without virtual cockpit (9S5), (9S7) Instrument Cluster Control Module -J285-, WITHOUT VIRTUAL COCKPIT, (9S5), (9S7)
- Component location left-hand drive vehicles with virtual cockpit (9S8), through June 2019 Instrument Cluster Control Module -J285-, WITH VIRTUAL COCKPIT (9S8), THROUGH JUNE 2019
- Component location left-hand drive vehicles with virtual cockpit (9S8), (9S9) from July 2019 Instrument Cluster Control Module -J285-, WITH VIRTUAL COCKPIT, (9S8), (9S9) FROM JULY 2019
- Pin arrangement, without virtual cockpit, (9S5), (9S7), with virtual cockpit, (9S8), through June 2019 Pin Arrangements Instrument Cluster Control Module -J285-
- Pin arrangement, with virtual cockpit, (9S8), (9S9) from July 2019 Pin Arrangements Instrument Cluster Control Module -J285-
- 33 - Multi-function Steering Wheel Control Module -J453-
- 34 -
Electronic Steering Column Lock Control Module -J764-
- Component location left-hand drive vehicles Electronic Steering Column Lock Control Module -J764- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Electronic Steering Column Lock Control Module -J764-
- 35 -
NOX Sensor 2 Control Module -J881- / -GX46-
- Component Location near the Transmission NOX Sensor 2 Control Module -J881- / -GX46-, NEAR TRANSMISSION, FOR VEHICLES WITH ENGINE CODES DMGA, DMKC
- Pin Arrangements Pin Arrangements NOX Sensor 2 Control Module -J881-/ -GX46
- 36 -
Windshield Projection Head Up Display Control Module -J898-
- Component location left-hand drive vehicles Windshield Projection Head Up Display Control Module -J898- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Windshield Projection Head Up Display Control Module -J898-
- 37 -
A/C Control Head (A/C, Climatronic) -E87-
- Component Location A/C Control Head (A/C, Climatronic) -E87- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin arrangements (9AK) Pin Arrangements A/C Control Head (A/C, Climatronic) -E87- (9AK)
- Pin arrangements (9AQ) Pin Arrangements A/C Control Head (A/C, Climatronic) -E87- (9AQ)
- 37 -
Heater Control Module -J65-
- Component Location Heater Control Module -J65- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin arrangements (9AC) Pin Arrangements Heater Control Module -J65- (9AC)
- 38 -
Fresh Air Blower Control Module -J126-
- Component location left-hand drive vehicles Fresh Air Blower Control Module -J126- COMPONENT LOCATION AND CONNECTOR END VIEW
- Pin Arrangements Pin Arrangements Fresh Air Blower Control Module -J126-
- 39 -
Control Module for Information Electronics 1 -J794-
- Component location left-hand drive vehicles, MMI Radio (I8E), (I8S), through June 2019 Control Module for Information Electronics 1 -J794-, MMI RADIO (I8E), (I8S), THROUGH JUNE 2019
- Component location left-hand drive vehicles, MMI Navigation plus (I8H), through June 2019 Control Module for Information Electronics 1 -J794-, MMI NAVIGATION PLUS, (I8H), THROUGH JUNE 2019
- Component location left-hand drive vehicles, MMI (Information Electronics 1), from July 2019 Control Module for Information Electronics 1 -J794-, MMI (INFORMATION ELECTRONICS 1), FROM JULY 2019
- 39 -
Chip Card Reader Control Module -J676-
- Component location left-hand drive vehicles Chip Card Reader Control Module -J676- COMPONENT LOCATION AND CONNECTOR END VIEW
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.