Not that I know of.
Yes.
A faulty gas cap could cause the check engine light to come on but it would not cause a rough idle or engine noises. Start with having your local auto parts store read the codes. The codes will help determine why the check engine light is on.
bad ground, burned out bulbs, faulty power feed toi it bad connection /crorosion of wires ,bad sending units
Yes. Your Check Engine light or Service Engine Soon light.
Yes, a faulty O2 sensor will cause the check engine light to come on. Many auto parts stores will plug in an ODBII code reader to your Expedition to get the "trouble code" that tells you which sensor (there are 4) is faulty, free of charge.
There are numerous things that can cause a check engine light. With out knowing the code it is impossible to say.
Using contaminated fuel can cause an engine misfire which will turn on the check engine light. A faulty gas cap can for sure turn on the light.
yes it can
COuld be a number of things. check out the temp sending unit , check for a faulty thermostat, could be a broken or loose wire from the sending unit. these are the things I would check first. oldtom
if your vehicle has computers, this can cause check engine light to come on,as a coolant leak ends up sending trouble message to computer
no srry
Faulty catalytic converter, or sensors in exhaust faulty