Date Model Control unit address (e.g. 01) Diagnostic procedure
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: Reducing agent SCR - Efficiency
21.1.2025 Passat B7 (PQ46) 01 - Engine Reducing agent SCR - AD-Blue - status check
21.1.2025 Passat B7 (PQ46) 01 - Engine Emptying of the system AdBlue SCR
21.1.2025 Passat B7 (PQ46) 01 - Engine Reset - Starter restriction from SRC system
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Bleeding (deaeration) - Engine cooling
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Security access: blocking detection
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine DPF regeneration
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Clogging of diesel particulate filter - oil Ash
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test start/stop
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - idle stabilization
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Temperature sensors test
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test: clutch pedal - pedal switch
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
21.1.2025 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1