check engine light on but truck runs fine

Ive put on just over 200 miles and the light has not come on and the truck runs smother. Check emergency lights system including strobe light system flashing light system etc.

Five Reasons Why Your Vehicle S Check Engine Light Is On

Ive been using it now for six months.

. Check all controls such as the intercom system. I have to edit that every oil change and keeps working. So I did a oil change and added a bottle of Bars leak 1000 engine repair.

Perform More Repairs Yourself Together With Carly Smart Mechanic. Check signal lights audio devices and headlights. The flashing light indicates that a detected malfunction can cause severe damage to the catalytic converter.

If a rough idle happens along with a flashing check engine light you need to look into the problem as soon as possible. Check engine light still on so took it in and the code said crank and cam sensors so the mechanic turned the distributor until is snap on computer machine said it was aligned at zero. The check engine light still came on.

Inspect all gauges and ensure that they are registering normal ranges. This morning it is back on so went to AZ and their code thing said it was the ICM again even though I just replaced it a. Ad Read And Clear Fault Codes Using A Diagnostic App On Your Car.

He turned the check engine light off and it stayed off the rest of the day. Find local service centers or browse DIY repair instructions recall notices and more. I will up date if it ever comes back on.

When the engine light comes. Check indicators controls. This usually happens because the converter is receiving unburned fuel and the fuel will gradually destroy it.

Start the engine to check if there are any unusual noises.

My Check Engine Light Is On But My Car Is Running Great