Yet another problem with a car with less than 50,000 miles. Check engine light would come on after engine was warm. I guess the EGR valve was either stuck open or closed, not sure which. Can potentially cause backfire, or for me just a rough idle.
- keirjohn21,
Hastings, MN, US
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Check engine light throwing PO406 code. Replaced EGR valve and it cleared
- Shawn G., Peachland, BC, Canada