P1591

Set by the manufacturer, so it means different things on different makes. 3 makes in the table below.

More codes than this one? Paste your whole scan

What P1591 means, by make 3 makes

Audi Solenoid valve for charge pressure control N75-No Function 464F 17999
Subaru Neutral position switch circuit (MT model)
Volkswagen Solenoid valve for charge pressure control N75-No Function 464F 17999

Each line is that manufacturer's own meaning for P1591. They are genuinely different faults, not rewordings of one, so a meaning listed against one make says nothing about the others. If your make is not listed, we do not hold it - your manufacturer's service information is the authority.

Code structure P1591

Powertrain

engine, transmission and emissions

Manufacturer-specific

Defined by the vehicle manufacturer, so the meaning varies between makes.

Fault index

identifies the specific fault

Powertrain Manufacturer-specific

Nearby codes in the P1 range

Manufacturer code meanings from kierandrewett/obd (b56a07a), used under the MIT licence. Copyright (c) Kieran Drewett. SpareRadar is not affiliated with the dataset's authors.