Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Passat B7 (PQ46) 01 - Engine Test - Intake air mass sensor CUUx
21.1.2025 Passat B7 (PQ46) 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Passat B7 (PQ46) 01 - Engine Test - Intake air mass sensor - test drive
21.1.2025 Passat B7 (PQ46) 01 - Engine Test of cruise control
21.1.2025 Passat B7 (PQ46) 01 - Engine Adaptation of DPF differential pressure sensor
21.1.2025 Passat B7 (PQ46) 01 - Engine Adaptation of injection valve after replacement CLHx;CNHx
21.1.2025 Passat B7 (PQ46) 01 - Engine Test of the condition of the diesel particulate filter - oil ash CLHx;CNHx
21.1.2025 Passat B7 (PQ46) 01 - Engine Creation of readiness
21.1.2025 Passat B7 (PQ46) 01 - Engine Zeroing learning values - Quantity measuring unit - regulator valve
21.1.2025 Passat B7 (PQ46) 01 - Engine Turbo blower - replacement (adaptation)
21.1.2025 Passat B7 (PQ46) 01 - Engine Adaptation of injection valve after replacement
21.1.2025 Passat B7 (PQ46) 01 - Engine Adaptation of DPF differential pressure sensor
21.1.2025 Passat B7 (PQ46) 01 - Engine Bleeding of fuel system - variant 2
21.1.2025 Passat B7 (PQ46) 01 - Engine Test of the condition of the diesel particulate filter
21.1.2025 Passat B7 (PQ46) 01 - Engine Test of filling and atmospheric pressure sensor
21.1.2025 Passat B7 (PQ46) 01 - Engine Test - filling pressure control valve (N75)
21.1.2025 Passat B7 (PQ46) 01 - Engine Test - system indicator light: Diesel Particulate Filter (K231)
21.1.2025 Passat B7 (PQ46) 01 - Engine Test - Emissions Indicator Light (K83)
21.1.2025 Passat B7 (PQ46) 01 - Engine Test: temperature sensor - ambient temperature (G17)
21.1.2025 Passat B7 (PQ46) 01 - Engine Neutral gear sensor - adaptation