Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Customer limitation of maximum speed
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Creation of readiness
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test of gas pedal position sensor 1; 2 (G79; G185)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - filling pressure control valve (N75)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - engine control unit (J623) - power supply
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - Charge Pressure Controller - Position sensor (G581)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - filling pressure control valve (N75) - variant 2
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - injector 1-4 (N30;N31;N32;N33)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - fuel pump: control unit (J538)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - high heat performance relay (J360)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - low heat performance relay (J359)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - throttle valve: control unit (J338)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - voltage: terminal 30 (J317)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test of radiator fan control unit (J293)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test of heating (glow) unit (J179)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - Neutral gear sensor (G701)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test of engine temperature sensor (G62)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test of intake air temperature sensor (G42)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test of filling and atmospheric pressure sensor (G31)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test - exhaust gas return valve 1 (GX5)