S
sochonr
Have code 400, insufficent EGR flow. 1)changed EGR valve 2) changed
back pressure flow controller 3)cleaned EGR passages with solvent and
compressed air. Continue to get check engine light about every week
with this same code.
back pressure flow controller 3)cleaned EGR passages with solvent and
compressed air. Continue to get check engine light about every week
with this same code.