What is this?
This is an online library of EOBD,
OBD-II and VAG (VW Audi Group) automotive fault code
We currently have more than 21,000
code definitions within our database, and it is still
Got a fault code on your car? See if
we can help find you a definition...
Which makes do we cover?
Our database currently includes both
generic definitions and manufacturer-specific definitions.
apply to all manufacturers, i.e. the same code will
mean the same whether on a BMW or a Ford car.
are unique to a particular manufacturer (and sometimes
to a particular model).
Can't find the diagnostic port?
Paying subscribers can now also access our database of diagnostic port locations - complete with photos for many vehicles.
Our port location database is new, but growing rapidly...
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