Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test - Intake air mass sensor CUUx
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test - Intake air mass sensor CUUx
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation CUUx
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation CUUx
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Zeroing learning values - cylinders: pressure sensor
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Zeroing learning values - cylinders: pressure sensor
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Measurement of compression pressure
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Measurement of compression pressure
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation (GX6) - potentiometer (G466) CLHx
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation (GX6) - potentiometer (G466) CLHx
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation (GX6) - servo motor (V339) CLHx
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation (GX6) - servo motor (V339) CLHx
21.1.2025 Octavia 3 (NE) (MQB/PQ37) 2013 - 2020 01 - Engine Test - Fuel metering valve (N290) CUUx
21.1.2025 Leon (5F) MQB (PQ37) 2013 - 2020 01 - Engine Test - Fuel metering valve (N290) CUUx