Date Model Control unit address (e.g. 01) Diagnostic procedure
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Zeroing learning values - cylinders: pressure sensor
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Measurement of compression pressure
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Basic settings - Zero detection of SRC additive level
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Zeroing learning values: additive injection system
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - Dosing of the reducing agent SCR AdBlue
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Reducing agent AD-Blue - status check
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Check the leakproofness of the lines AdBlue - SCR
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - exhaust recirculation (GX6) - potentiometer (G466) CLHx
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - exhaust recirculation (GX6) - servo motor (V339) CLHx
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - Fuel metering valve (N290) CUUx
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - fuel pressure regulation vlave (N276) CUUx
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - coolant temperature - temperature sensor (G62)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - ambient temperature sensor - temperature sensor (G17)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - intercooler - temperature sensor (G811)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - temperature chladici kapaliny - snimac teploty (G62)
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test - filling pressure control valve (N75) CLHx
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test of DPF differential pressure sensor 1 (G505) CUUx
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test of exhaust gases temperature sensor 2;3;4 (G448; G495;G648) CUUx
1.2.2024 Q3 (8U) A5 (PQ21) 2012-2018 01 - Engine Test of fuel temperature sensor (G81)