Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Test - Change-over valve for the cooler of the exhaust gas recirculation
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Evacuation of fuel tank
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Test / activation of fuel pump and control relay
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Bleeding of fuel system
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Basic settings - adaptation - Test: throttle valve
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Basic settings - turbo blower
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Basic settings - exhaust gas return valve 1 (GX5)
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Creation of readiness
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Automatic test procedure
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Zeroing learning values - Adaptation of the mean quantity value
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Zeroing learning values - Lambda sensor(s)
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Zeroing learning values DPF - If replaced: engine control unit/DPF
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Injector: corrective value - Test
21.1.2025 A3 (8P) A5 (PQ35) 2004 - 2013 01 - Engine Customer limitation of maximum speed
21.1.2025 Passat USA (A3) B7 (PQ46) 2014 - 2017 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Passat USA (A3) B7 (PQ46) 2014 - 2017 01 - Engine Adaptation: oil presure for engine run-in
21.1.2025 Passat USA (A3) B7 (PQ46) 2014 - 2017 01 - Engine Creation of readiness
21.1.2025 Passat USA (A3) B7 (PQ46) 2014 - 2017 01 - Engine Test of filling and atmospheric pressure sensor
21.1.2025 Passat USA (A3) B7 (PQ46) 2014 - 2017 01 - Engine Kick-down - adaptation
21.1.2025 Passat USA (A3) B7 (PQ46) 2014 - 2017 01 - Engine Snížení Pressureu v railu