Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Kodiaq (NS) (MQB) 2017 -> 01 - Engine Reset - Starter restriction from SRC system
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine DPF regeneration
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Clogging of diesel particulate filter - oil Ash
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test start/stop
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test - idle stabilization
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Temperature sensors test
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test: clutch pedal - pedal switch
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test - additive pump SCR AD-Blue (V437)
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test - exhaust recirculation CUUx
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Zeroing learning values - cylinders: pressure sensor
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Measurement of compression pressure
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Basic settings - Zero detection of SRC additive level
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Zeroing learning values: additive injection system
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test - Dosing of the reducing agent SCR AdBlue
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Check the leakproofness of the lines AdBlue - SCR