Date Model Control unit address (e.g. 01) Diagnostic procedure
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - additive pump SCR AD-Blue (V437)
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - Intake air mass sensor CUUx
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - exhaust recirculation CUUx
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Basic settings - exhaust gas flap
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Zeroing learning values - cylinders: pressure sensor
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Measurement of compression pressure
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Basic settings - Zero detection of SRC additive level
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Zeroing learning values: additive injection system
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - Dosing of the reducing agent SCR AdBlue
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Reducing agent AD-Blue - status check
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Check the leakproofness of the lines AdBlue - SCR
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Zero detection of SRC additive level - AdBlue
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - exhaust recirculation (GX6) - potentiometer (G466) CLHx
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - exhaust recirculation (GX6) - servo motor (V339) CLHx
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - Fuel metering valve (N290) CUUx
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - fuel pressure regulation vlave (N276) CUUx
11.10.2022 Passat B8 (MQB/PQ48) 01 - Engine Test - coolant temperature - temperature sensor (G62)