Date Model Control unit address (e.g. 01) Diagnostic procedure
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine DPF regeneration
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Clogging of diesel particulate filter - oil Ash
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Start/Stop check
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - idle stabilization
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Temperature sensors test
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test: clutch pedal - pedal switch
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - additive pump SCR AD-Blue (V437)
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - Intake air mass sensor CUUx
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - exhaust recirculation CUUx
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Basic settings - exhaust gas flap
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Zeroing learning values - cylinders: pressure sensor
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Measurement of compression pressure
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Basic settings - Zero detection of SRC additive level
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Zeroing learning values: additive injection system
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Test - Dosing of the reducing agent SCR AdBlue
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Reducing agent AD-Blue - status check
31.1.2023 Tiguan (5N) MQB (PQ37) 2009 -> 01 - Engine Check the leakproofness of the lines AdBlue - SCR