Date Model Control unit address (e.g. 01) Diagnostic procedure
8.2.2026 Passat B7 (PQ46) 01 - Engine Start/Stop check
8.2.2026 Passat B7 (PQ46) 01 - Engine Test - idle stabilization
8.2.2026 Passat B7 (PQ46) 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
8.2.2026 Passat B7 (PQ46) 01 - Engine Test - Intake air mass sensor CUUx
8.2.2026 Passat B7 (PQ46) 01 - Engine Basic settings - exhaust gas flap
8.2.2026 Passat B7 (PQ46) 01 - Engine Test - Intake air mass sensor - test drive
8.2.2026 Passat B7 (PQ46) 01 - Engine Test of cruise control
8.2.2026 Passat B7 (PQ46) 01 - Engine Adaptation of DPF differential pressure sensor
8.2.2026 Passat B7 (PQ46) 01 - Engine Adaptation of injection valve after replacement CLHx;CNHx
8.2.2026 Passat B7 (PQ46) 01 - Engine Creation of readiness
8.2.2026 Passat B7 (PQ46) 01 - Engine Zeroing learning values - Quantity measuring unit - regulator valve
8.2.2026 Passat B7 (PQ46) 01 - Engine Turbo blower - replacement (adaptation)
8.2.2026 Passat B7 (PQ46) 01 - Engine Adaptation of injection valve after replacement R4
8.2.2026 Passat B7 (PQ46) 01 - Engine Adaptation of DPF differential pressure sensor
8.2.2026 Passat B7 (PQ46) 01 - Engine Bleeding of fuel system - variant 2
8.2.2026 Passat B7 (PQ46) 01 - Engine Test of filling and atmospheric pressure sensor
8.2.2026 Passat B7 (PQ46) 01 - Engine Test - filling pressure control valve (N75)
8.2.2026 Passat B7 (PQ46) 01 - Engine Test - system indicator light: Diesel Particulate Filter (K231)
8.2.2026 Passat B7 (PQ46) 01 - Engine Test - Emissions Indicator Light (K83)
8.2.2026 Passat B7 (PQ46) 01 - Engine Test: temperature sensor - ambient temperature (G17)