Date Model Control unit address (e.g. 01) Diagnostic procedure
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine DPF regeneration
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Injector: corrective value - Test V6
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Injector: corrective value - Test V5
8.2.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Start/Stop check
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 Adaptation: oil presure for engine run-in
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 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: brake pedal - pedál pedal switch (F)
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)