Date Model Control unit address (e.g. 01) Diagnostic procedure
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - filling pressure control valve (N75)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - engine control unit (J623) - power supply
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - Charge Pressure Controller - Position sensor (G581)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - filling pressure control valve (N75) - variant 2
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - injector 1-4 (N30;N31;N32;N33)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - fuel pump: control unit (J538)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - Starter control (J906)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - high heat performance relay (J360)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - low heat performance relay (J359)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - throttle valve: control unit (J338)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - voltage: terminal 30 (J317)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test of radiator fan control unit (J293)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test of heating (glow) unit (J179)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - Neutral gear sensor (G701)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - Evaluation unit: Reducing agent (G698)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - Level sensor: Reducing agent (G697)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - temperature sensor: Reducing agent AD-Blue (G685)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test of engine temperature sensor (G62)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test of intake air temperature sensor (G42)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test of filling and atmospheric pressure sensor (G31)