Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Passat B7 (PQ46) 01 - Engine Basic settings - exhaust gas return valve 1 (GX5)
21.1.2025 Passat B7 (PQ46) 01 - Engine Creation of readiness
21.1.2025 Passat B7 (PQ46) 01 - Engine Automatic test procedure
21.1.2025 Passat B7 (PQ46) 01 - Engine Deletion of statistics memory - Start-stop
21.1.2025 Passat B7 (PQ46) 01 - Engine Zeroing learning values - Adaptation of the mean quantity value
21.1.2025 Passat B7 (PQ46) 01 - Engine Zeroing learning values - Lambda sensor(s)
21.1.2025 Passat B7 (PQ46) 01 - Engine Zeroing learning values DPF - If replaced: engine control unit/DPF
21.1.2025 Passat B7 (PQ46) 01 - Engine Zeroing learning values DPF - If replaced: pressure difference sensor (G505)
21.1.2025 Passat B7 (PQ46) 01 - Engine Zeroing learning values DPF - If replaced: DPF
21.1.2025 Passat B7 (PQ46) 01 - Engine Injector: corrective value - Test
21.1.2025 Passat B7 (PQ46) 01 - Engine Adaptation of injection valve after replacement
21.1.2025 Passat B7 (PQ46) 01 - Engine Customer limitation of maximum speed
21.1.2025 Passat B7 (PQ46) 01 - Engine Start/stop - activation/deactivation
21.1.2025 Passat B7 (PQ46) 01 - Engine Test of the condition of the diesel particulate filter - oil ash
21.1.2025 Passat B7 (PQ46) 01 - Engine Reducing agent SCR - AD-Blue - status check
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Security access: blocking detection
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - idle stabilization
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Basic settings - exhaust gas flap
21.1.2025 A4 (8K) B8 (MLB/PQ48) 2008 - 2016 01 - Engine Test of cruise control