Logic of naming actuators in VW-group is simple it contains "N" + actuator number. The actuator number is unique. Here you can find fitting location, connectors and some basic information about actuators.

To our mind, actuators information is reference, so there is only simple search by number.


Audi A6 4F (2005- )
N215_4F_38_ 01J_1_1103_21_Fehlerbeschreibung

18221, Pressure regulating valve -N215, Electrical fault in circuit


Fault causes:

I Pressure regulating valve 1 -N215 defective

I Electrical fault in wiring and connectors of gearbox control unit or hydraulic control unit


Fault detection:

I The gearbox control unit detects an implausible current in the supply to the pressure regulating valve



I Erase fault memory

I Following another fault memory entry, first replace the control unit. If the fault persists, replace the hydraulic control unit


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