Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Polo (6R) 2010 - 2014 01 - Engine Test of the condition of the diesel particulate filter - oil ash
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Security access: blocking detection
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test start/stop
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - idle stabilization
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - Intake air mass sensor CUUx
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Basic settings - exhaust gas flap
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - Intake air mass sensor - test drive
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of cruise control
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Adaptation of DPF differential pressure sensor
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Adaptation of injection valve after replacement CLHx;CNHx
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Creation of readiness
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Zeroing learning values - Quantity measuring unit - regulator valve
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Turbo blower - replacement (adaptation)
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Adaptation of injection valve after replacement
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Adaptation of DPF differential pressure sensor
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Bleeding of fuel system - variant 2
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of filling and atmospheric pressure sensor
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - filling pressure control valve (N75)
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - system indicator light: Diesel Particulate Filter (K231)