P1093

Set by the manufacturer, so it means different things on different makes. 4 makes in the table below.

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What P1093 means, by make 4 makes

Audi Mixture control (MC),bank 1 - malfunction
BMW Pre Catalyst Fuel Trim System too Rich Bank 2
Subaru Tumble generator valve #2 (LH) malfunction (stuck open)
Volkswagen Mixture control (MC),bank 1 - malfunction

Each line is that manufacturer's own meaning for P1093. 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 P1093

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.