Date Model Control unit address (e.g. 01) Diagnostic procedure
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - exhaust recirculation CUUx
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Basic settings - exhaust gas flap
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Zeroing learning values - cylinders: pressure sensor
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Measurement of compression pressure
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Basic settings - Zero detection of SRC additive level
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Zeroing learning values: additive injection system
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - Dosing of the reducing agent SCR AdBlue
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Reducing agent AD-Blue - status check
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Check the leakproofness of the lines AdBlue - SCR
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - exhaust recirculation (GX6) - potentiometer (G466) CLHx
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - exhaust recirculation (GX6) - servo motor (V339) CLHx
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - Fuel metering valve (N290) CUUx
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - fuel pressure regulation vlave (N276) CUUx
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test - filling pressure control valve (N75) CLHx
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test of DPF differential pressure sensor 1 (G505) CUUx
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test of exhaust gases temperature sensor 2;3;4 (G448; G495;G648) CUUx
31.1.2024 A3 (FF) MQB (PQ37) 2014 - 2017 01 - Engine Test of fuel temperature sensor (G81)