Date Model Control unit address (e.g. 01) Diagnostic procedure
8.2.2026 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test of load signals for alternator
8.2.2026 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - engine control unit (J623) - power supply
8.2.2026 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - injector 1-4 (N30;N31;N32;N33)
8.2.2026 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test - voltage: terminal 30 (J317)
8.2.2026 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test of radiator fan control unit (J293)
8.2.2026 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test of engine temperature sensor (G62)
8.2.2026 Golf/Jetta 7 (MQB/PQ37) 2013 - 2020 01 - Engine Test of pedal switches (cruise control)
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Injector: corrective value - Test V3
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Adaptation of injection valve after replacement R3
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Bleeding (deaeration) - Engine cooling
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Security access: blocking detection
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine DPF regeneration
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Clogging of diesel particulate filter - oil Ash
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Temperature sensors test
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Test - additive pump SCR AD-Blue (V437)
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Test - Intake air mass sensor CUUx
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Basic settings - exhaust gas flap
8.2.2026 Transporter (7H) (T6 PQ75) 2015 -> 01 - Engine Zeroing learning values - cylinders: pressure sensor