Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test of the condition of the diesel particulate filter - oil ash
21.1.2025 Golf 8 (CD) 2020 -> 01 - Engine Test of the condition of the diesel particulate filter - oil ash
21.1.2025 Scirocco (13) 2009 - 2015 01 - Engine Test of the condition of the diesel particulate filter - oil ash
21.1.2025 Leon (KL) 2021 -> 01 - Engine Test: Reducing agent SCR - Efficiency
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Test: Reducing agent SCR - Efficiency
21.1.2025 Golf 8 (CD) 2020 -> 01 - Engine Test: Reducing agent SCR - Efficiency
21.1.2025 Scirocco (13) 2009 - 2015 01 - Engine Test: Reducing agent SCR - Efficiency
21.1.2025 Leon (KL) 2021 -> 01 - Engine Emptying of the system AdBlue SCR
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Emptying of the system AdBlue SCR
21.1.2025 Golf 8 (CD) 2020 -> 01 - Engine Emptying of the system AdBlue SCR
21.1.2025 Scirocco (13) 2009 - 2015 01 - Engine Emptying of the system AdBlue SCR
21.1.2025 Leon (KL) 2021 -> 01 - Engine Reset - Starter restriction from SRC system
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Reset - Starter restriction from SRC system
21.1.2025 Golf 8 (CD) 2020 -> 01 - Engine Reset - Starter restriction from SRC system
21.1.2025 Scirocco (13) 2009 - 2015 01 - Engine Reset - Starter restriction from SRC system
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Security access: blocking detection
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Measurement of compression pressure
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Zeroing learning values DPF - If replaced: engine control unit
21.1.2025 Octavia 4 (NX) 2020 -> 01 - Engine Adaptation: soot clogging DPF - If replaced: DPF