Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Test of pedal switches (cruise control)
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Basic settings - adaptation - Test: throttle valve
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Creation of readiness
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Automatic test procedure
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Deletion of statistics memory - Start-stop
21.1.2025 A3 (8V) (MQB/PQ37) 2013 -2019 01 - Engine Start/stop - activation/deactivation
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine DPF regeneration
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Clogging of diesel particulate filter - oil Ash
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - idle stabilization
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Temperature sensors test
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test: clutch pedal - pedal switch
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - additive pump SCR AD-Blue (V437)
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - exhaust recirculation CUUx
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Zeroing learning values - cylinders: pressure sensor
21.1.2025 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Measurement of compression pressure