Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Bleeding (deaeration) - Engine cooling
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Bleeding (deaeration) - Engine cooling
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Security access: blocking detection
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Security access: blocking detection
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine DPF regeneration
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine DPF regeneration
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Clogging of diesel particulate filter - oil Ash
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Clogging of diesel particulate filter - oil Ash
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test start/stop
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test start/stop
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test - idle stabilization
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test - idle stabilization
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Temperature sensors test
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Temperature sensors test
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test: clutch pedal - pedal switch
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test: clutch pedal - pedal switch
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2