Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Basic settings - adaptation - Test: throttle valve
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Basic settings - turbo blower
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Basic settings - exhaust gas return valve 1 (GX5)
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Creation of readiness
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Automatic test procedure
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Deletion of statistics memory - Start-stop
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Zeroing learning values - Adaptation of the mean quantity value
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Zeroing learning values - Lambda sensor(s)
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Injector: corrective value - Test
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Customer limitation of maximum speed
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Start/stop - activation/deactivation
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of the condition of the diesel particulate filter - oil ash
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Emptying of the system AdBlue SCR
21.1.2025 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Reset - Starter restriction from SRC system
21.1.2025 Q7 (4M) (MLB Evo) 2016 -> 01 - Engine Security access: blocking detection
21.1.2025 Q7 (4M) (MLB Evo) 2016 -> 01 - Engine Test: clutch pedal - pedal switch
21.1.2025 Q7 (4M) (MLB Evo) 2016 -> 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Q7 (4M) (MLB Evo) 2016 -> 01 - Engine Test of cruise control
21.1.2025 Q7 (4M) (MLB Evo) 2016 -> 01 - Engine Adaptation: oil presure for engine run-in
21.1.2025 Q7 (4M) (MLB Evo) 2016 -> 01 - Engine Zeroing learning values DPF - If replaced: engine control unit