Date Model Control unit address (e.g. 01) Diagnostic procedure
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of radiator fan control unit (J293)
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of fuel temperature sensor (G81)
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of engine temperature sensor (G62)
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of intake air temperature sensor (G42)
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Activation - fuel pump (G6)
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of pedal switches (cruise control)
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Basic settings - adaptation - Test: throttle valve
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Creation of readiness
8.2.2026 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Automatic test procedure
5.2.2026 Leon (KL) 2021 -> 01 - Engine Basic settings - exhaust gas flap
5.2.2026 Leon (KL) 2021 -> 01 - Engine Zeroing learning values DPF - If replaced: engine control unit
5.2.2026 Leon (KL) 2021 -> 01 - Engine Adaptation: soot clogging DPF - If replaced: DPF
5.2.2026 Leon (KL) 2021 -> 01 - Engine Creation of readiness
5.2.2026 Leon (KL) 2021 -> 01 - Engine Test of filling and atmospheric pressure sensor
5.2.2026 Leon (KL) 2021 -> 01 - Engine Snížení Pressureu v railu
5.2.2026 Leon (KL) 2021 -> 01 - Engine Radiator - žaluzie: adaptation
5.2.2026 Leon (KL) 2021 -> 01 - Engine Evacuation of fuel tank III
5.2.2026 Leon (KL) 2021 -> 01 - Engine Bleeding of fuel system variant III
5.2.2026 Leon (KL) 2021 -> 01 - Engine DPF regeneration - when vehicle is parked
5.2.2026 Leon (KL) 2021 -> 01 - Engine Adaptation of injection valve after replacement