Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Fabia 2 / Roomster (5J) A04 (PQ24) 2007-2015 01 - Engine Creation of readiness
21.1.2025 Fabia 2 / Roomster (5J) A04 (PQ24) 2007-2015 01 - Engine Automatic test procedure
21.1.2025 Fabia 2 / Roomster (5J) A04 (PQ24) 2007-2015 01 - Engine Zeroing learning values - Adaptation of the mean quantity value
21.1.2025 Fabia 2 / Roomster (5J) A04 (PQ24) 2007-2015 01 - Engine Zeroing learning values - Lambda sensor(s)
21.1.2025 Fabia 2 / Roomster (5J) A04 (PQ24) 2007-2015 01 - Engine Zeroing learning values DPF - If replaced: engine control unit/DPF
21.1.2025 Fabia 2 / Roomster (5J) A04 (PQ24) 2007-2015 01 - Engine Injector: corrective value - Test
21.1.2025 Fabia 2 / Roomster (5J) A04 (PQ24) 2007-2015 01 - Engine Customer limitation of maximum speed
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