Date Model Control unit address (e.g. 01) Diagnostic procedure
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of load signals for alternator
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of filling pressure
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test / activation of fuel pump and control relay
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - filling pressure control valve (N75)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - engine control unit (J623) - power supply
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - Charge Pressure Controller - Position sensor (G581)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - fuel pressure regulation vlave (N276)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - Fuel metering valve (N290)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - fuel pressure regulation vlave (N276)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - filling pressure control valve (N75) - variant 2
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - filling pressure control valve (N75)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - injector 1-4 (N30;N31;N32;N33)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - system indicator light: glowing (K29)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - fuel pump: control unit (J538)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - Starter control (J906)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - high heat performance relay (J360)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - low heat performance relay (J359)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - throttle valve: control unit (J338)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - voltage: terminal 30 (J317)
1.2.2024 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of radiator fan control unit (J293)