3 Causes and Fixes for a Toyota P0401 Code
If you have a Toyota that is giving a P0401 Code, there is a problem with the EGR valve. A P0401 OBDII error code is an “EGR Insufficient Flow Detected. “ This can be caused by three main components, including the EGR Valve, EGR Vacuum Modulator, or a Vacuum Line Leak. The location of the… Read More »