One of the more common issues with check engine lights is a system lean fault P0171 is the most
common fault code.
Diagnosed and repaired charging systems, cooling system, electrical and comprehending
the common fault codes in equipment's.
Not exact matches
I have found that often times a specific make and model will have a
common failure that results in a
fault code.
The description of the
fault varies between different car manufacturers, but one thing is
common, the
code P0446 doesn't directly point to a defective part; some testing might be required to pinpoint the faulty component.