P1431

Set by the manufacturer, so it means different things on different makes. 8 makes in the table below.

More codes than this one? Paste your whole scan

What P1431 means, by make 8 makes

Audi Vacuum pump,brakes - open circuit/short to earth
BMW Diagnostic Module Tank Leakage Heater Too High
Chevrolet Fuel Level Sensor 2 Circuit Performance
Ford MISFIRE MONITOR DISABLED, UNABLE TO LEARN WHEEL PROFILE
Lincoln Misfire Monitor Disabled, Unable to Learn Trigger Wheel Profile
Mercury Misfire Monitor Disabled, Unable to Learn Trigger Wheel Profile
Toyota Vacuum Sensor for HC Adsorber and Catalyst (HCAC) System Circuit Range/Performance Problem
Volkswagen Vacuum pump,brakes - open circuit/short to earth

Each line is that manufacturer's own meaning for P1431. 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 P1431

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.