Date Model Control unit address (e.g. 01) Diagnostic procedure
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test - idle stabilization
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Zeroing learning values - cylinders: pressure sensor
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of exhaust gases temperature sensor 2;3;4 (G448; G495;G648) CUUx
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test - Intake air mass sensor - test drive
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of cruise control
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Adaptation of injection valve after replacement CLHx;CNHx
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Creation of readiness
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Zeroing learning values - Quantity measuring unit - regulator valve
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Adaptation of injection valve after replacement R4
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Bleeding of fuel system - variant 2
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Kick-down - adaptation
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Evacuation of fuel tank III
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Bleeding of fuel system variant III
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test: temperature sensor - ambient temperature (G17)
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of fuel temperature sensor (G81)
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of intake air temperature sensor (G299)
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of engine temperature sensor - outlet from radiator (G83)
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of gas pedal position sensor 2 - voltage (G185)
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of gas pedal position sensor 1; 2 (G79; G185)
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test of gas pedal position sensor 1 - voltage (G79)