Dodge Caravan P0402: EGR → Excessive Flow Diagnosis
P0402 is an OBDII trouble code that’ll pop up in the Dodge Caravan. It has to do with the emissions system and stands for: P0402: EGR → Excessive Flow Diagnosis The EGR system on a vehicle is responsible for recirculating exhaust gasses in order to lower the vehicles emissions output. The amount of gas cycled … Read more