Your codes will display in the odometer. You also need to do this procedure fairly quickly and if you go to off or crank you will need to start over.

Eco Light Dodge Charger Forum

It was at that time i noticed the service engine light was on.

Dodge charger check engine light eco mode not working. The press or read stories from drivers who praise our work. That will clear up the cel and allow your car to operate in vcm until the cel comes back on. This morning i got up to bring the car in to be serviced.

While driving my 2012 dodge charger the check engine light came on. Then use the fob and turn the car to on not crank back to acc back to on back to acc and then back to on and leave it. Started the car and the service light was still on.

Highway speed in eco mode engine shut off and would not start. Car started working normal again and i drove off. Wait six cylinders have eco mode.

Did you plug in a scanner to find out what the code is. Definitely take it in. If you have the push button pop it out.

A simple o2 sensor will do that ive had a check engine light come on over a bump and it ended up being a o2 sensor happened 2ce and went away usually the day after when the temp outside warmed up. To prevent damage to the engine the eco mode will not turn on. Its normal for the eco light not to come on if the cel is on.

I continued to drive back home and after a while i then noticed the cylinder cutoff system eco mode was no longer working. The fujita and possibly other cai s not aem though will cause the check engine light to come on. There has to be a reason the ck engine light is on they should be able to scan the vehicle and find a code or a pending code and test from there if its an intermittent issue it may not leave a code but will turn on light its easy for them to turn the light out but that doesn t fix anything have them tell you if there s a code or not.

You can reset your car by disconnecting the battery and reconnecting it.