Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Golf 8 (CD) 2020 -> 01 - Engine Automatic test procedure
21.1.2025 Golf 8 (CD) 2020 -> 01 - Engine Zeroing learning values - Lambda sensor(s)
21.1.2025 Golf 8 (CD) 2020 -> 01 - Engine Start/stop - activation/deactivation
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Bleeding (deaeration) - Engine cooling
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Security access: blocking detection
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine DPF regeneration
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Clogging of diesel particulate filter - oil Ash
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Temperature sensors test
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - Intake air mass sensor CUUx
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation CUUx
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Zeroing learning values - cylinders: pressure sensor
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation (GX6) - potentiometer (G466) CLHx
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - exhaust recirculation (GX6) - servo motor (V339) CLHx
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - Fuel metering valve (N290) CUUx
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - fuel pressure regulation vlave (N276) CUUx