I have a 89 Honda Civic, and the check engine light comes on.When the light comes on the car feels like it gears down, and when the light goes off, the engine takes off like normal. I'm thinking that it's a sensor,but can't figure out which one. The plugs and wires need to be changed, and I have a...

I replaced the Top oxygen sensor, the one that the meter told me was bad and the light went out. My mechanic told me to drive for 150 miles to reset the codes and after 130 miles the light came back on. What gives? PS: it is a 1999 Kia Sephia.

I Have hyundai sonata 1997 My car shows check engine sign from last 2 weeks.. When I got my car checked.. it said IAS SENSOR CIRCUIT MALFUNCTION.. Does anyone knows what that means.. and how much is it going to cost me?

My check engine light goes on after 15 minutes of driving how do I check what's wrong?

Two questions realting to my Honda Civic ESI - 1994 model. 1) When I turn on the ignition key there is a Check Engine lamp displayed in Orange which is remaining On for progressively longer. Car not be started until this light disappears. Eventually after 3-5 seconds light turns off and engine...