1996 Ford E-350 Q&A
1996 Ford E-350 Question: check engine light/egr
Have you cleaned out the EGR passages in the back of the engine under the intake? These get sludged up and restrict flow. Especially common at higher mileages. - DaveJHM
The Check Engine Light may come on with codes in engine computer memory for P0401, P0402, P0404, and P1335. In addition white or black smoke will be emitted from the tailpipe and the engine will fe...
In some cases with higher mileages, the Check Engine Light may come on due to insufficient Exhaust Gas Recirculation system (EGR) flow. For EGR flow concerns, the EGR valve is usually recommended ...