Date Model Control unit address (e.g. 01) Diagnostic procedure
8.2.2026 Passat B7 (PQ46) 01 - Engine Zeroing learning values DPF - If replaced: pressure difference sensor (G505)
8.2.2026 Passat B7 (PQ46) 01 - Engine Zeroing learning values DPF - If replaced: DPF
8.2.2026 Passat B7 (PQ46) 01 - Engine Injector: corrective value - Test
8.2.2026 Passat B7 (PQ46) 01 - Engine Adaptation of injection valve after replacement
8.2.2026 Passat B7 (PQ46) 01 - Engine Customer limitation of maximum speed
8.2.2026 Passat B7 (PQ46) 01 - Engine Start/stop - activation/deactivation
8.2.2026 Passat B7 (PQ46) 01 - Engine Reducing agent SCR - AD-Blue - status check
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Injector: corrective value - Test V3
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Adaptation of injection valve after replacement R3
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine DPF regeneration
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Clogging of diesel particulate filter - oil Ash
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Test - idle stabilization
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Temperature sensors test
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Test: clutch pedal - pedal switch
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Test - additive pump SCR AD-Blue (V437)
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Test - exhaust recirculation CUUx
8.2.2026 Touran (1T) A7 (MQB/PQ37) 2016 - 2022 01 - Engine Basic settings - exhaust gas flap