| Date | Model | Control unit address (e.g. 01) | Diagnostic procedure | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Evacuation of fuel tank | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Bleeding of fuel system | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test of gas pedal position sensor 1; 2 (G79; G185) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test of load signals for alternator | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test / activation of fuel pump and control relay | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - filling pressure control valve (N75) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - engine control unit (J623) - power supply | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - Charge Pressure Controller - Position sensor (G581) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - filling pressure control valve (N75) - variant 2 | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - injector 1-4 (N30;N31;N32;N33) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - fuel pump: control unit (J538) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - Starter control (J906) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - throttle valve: control unit (J338) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - voltage: terminal 30 (J317) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test of radiator fan control unit (J293) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test of heating (glow) unit (J179) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - Neutral gear sensor (G701) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test - temperature sensor: Reducing agent AD-Blue (G685) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test of engine temperature sensor (G62) | |||||||||
| 1.2.2024 | A4 (F4) B9 (MLB/PQ49) 2016 - 2018 | 01 - Engine | Test of intake air temperature sensor (G42) | |||||||||
Diagnostic procedures for a VAG diagnostics.
Last actualization: 23.08.2025 | there are 1715 procedures in the database.
Last actualization: 23.08.2025 | there are 1715 procedures in the database.