Date Model Control unit address (e.g. 01) Diagnostic procedure
23.2.2025 Passat B6 (PQ46) 44 - Steering booster Security access: blocking detection
23.2.2025 Octavia 4 (NX) 2020 -> 51 - Electric Drive Disconnect after impact - unblocking
21.2.2025 Leon (KL) 2021 -> 10 - Park Assist Coding
21.2.2025 Leon (KL) 2021 -> 10 - Park Assist Confirmation sound when engaging reverse gear
21.2.2025 Leon (KL) 2021 -> 10 - Park Assist Muting of the car radio
21.2.2025 Leon (KL) 2021 -> 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
21.2.2025 Leon (KL) 2021 -> 01 - Engine DPF regeneration
21.2.2025 Leon (KL) 2021 -> 01 - Engine Clogging of diesel particulate filter - oil Ash
21.2.2025 Leon (KL) 2021 -> 01 - Engine Test - idle stabilization
21.2.2025 Leon (KL) 2021 -> 01 - Engine Temperature sensors test
21.2.2025 Leon (KL) 2021 -> 01 - Engine Test - additive pump SCR AD-Blue (V437)
21.2.2025 Leon (KL) 2021 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
21.2.2025 Leon (KL) 2021 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.2.2025 Leon (KL) 2021 -> 01 - Engine Test - exhaust recirculation CUUx
21.2.2025 Leon (KL) 2021 -> 01 - Engine Basic settings - exhaust gas flap
21.2.2025 Leon (KL) 2021 -> 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
21.2.2025 Leon (KL) 2021 -> 01 - Engine Zeroing learning values - cylinders: pressure sensor
21.2.2025 Leon (KL) 2021 -> 01 - Engine Basic settings - Zero detection of SRC additive level
21.2.2025 Leon (KL) 2021 -> 01 - Engine Zeroing learning values: additive injection system
21.2.2025 Leon (KL) 2021 -> 01 - Engine Test - Dosing of the reducing agent SCR AdBlue