Date Model Control unit address (e.g. 01) Diagnostic procedure
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Key controlled switch for deactivation of the airbag - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Detection of seat occupancy - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Battery cut-off - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Safety seat belt pre-tensioner - front passenger side - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Safety seat belt pre-tensioner - driver’s side - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Head airbag - front passenger side - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Head airbag - driver’s side - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Side airbag - front passenger side - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Airbag - front passenger - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 15 - Airbag Driver’s airbag - adaptation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Injector: corrective value - Test V3
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Adaptation of injection valve after replacement R3
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Security access: blocking detection
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine DPF regeneration
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Clogging of diesel particulate filter - oil Ash
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test - idle stabilization
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Temperature sensors test
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
5.1.2026 A6 / A7 (4G) C7 (MLB/PQ57) 2011 - 2018 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1