check engine light on but truck runs fine

If your check engine light comes on and you have no symptoms the cars running fine your temperatures are. I cant see if theres a hole in module since its still attached to frame.

Why Is My Check Engine Light On Autozone

Malfunction indicator light MIL.

. This electricity was supposed to be going to a spark plug and since it didnt the engine will misfire slightly meaning one of the spark plugs didnt spark enough. When the truck is cold it runs fine and no engine light. Up to 8 cash back Part 1 of 6.

Truck 2001 Dodge Ram 1500 runs fine. Today I checked codes on Ta and I got this 2. Looked up what they all meant the CEL came on at about the mileage the truck was due for an oil change.

Your Check Engine Light may be indicating a simple problem thats easy to fixsuch as a loose gas cap that needs to be replaced. I have looked code up online and with mechanics here at work who say it is a transmission overdrive sensor. Speak With A Specialist Today.

So would changing the oil and fuel filters remedy most if the codes. If your engine light turns on you may want to try tightening the gas cap. Posted on sep 08 2009.

The Check Engine Light comes on solid but the vehicle. Many think ignoring a check engine light will make one go away instead itll only make the underlying problem grow worse over time that could eventually result in a. Remember a check engine light can turn on as a result of a loose gas cap so firmly tightening the cap could solve the problem.

Discussion Starter 9 Nov 2 2017. Heres what Ben Moreno service manag er at. Check engine light Warns the driver to seek service soon.

Southwest Auto in Dallas advises. They should be able to tell you why the light is on before you disconnect the battery. Flashing check engine light Will flash for 30 seconds at key on if maintenance is due.

1 p042000 - catalyst system efficiency below threshold 2 p200200 - dpf efficiency below threshold I dont see any issues through after treatment diagnostics and truck is running good. Yesterday I get check engine light on and truck is running fine. After running 10-15 minutes the light goes on and vibration starts.

It was raining a lot so maybe that caused some issue. It notably prevents gasoline fumes from leaving. Put the keys in your ignition and turn your ignition on and off consecutively after a second in each step.

P012F P0128 P2291 P0266 P0297. Thanks for using fix-ya. Once it is done see if the engine check light is still coming on or not.

If they look shabby you should. Discconnect the battery terminal for 5 minutes. Fuel driver module is oxidized on frame.

Getting Codes P123312351237. Joined Nov 1 2017. This can be an indication of a minor or major problem.

Unfortunately many people assume that the appearance of a check engine light when everything seems fine with their vehicle is just a glitch that can be ignored. Check engine lite on. Check eng light on and truck starts and runs fine.

Your Check Engine Light blinks or glows depending on whats wrong with your vehicle. Lets look at the seven most common reasons your check engine light turns on. The cap is a crucial part of a cars fuel delivery system.

Switching the ignition on and off is also one method of hard reset without disconnecting batteries. Ad Let Pace Tire Pros Perform Your Engine Diagnostic Check. Why the Check Engine Light comes on.

A loose fuel cap is one of the most common reasons why the check engine light turns on. Scanned the truck and these are the codes i got. Turning the Ignition On and Off.

Once again this can cause the Check Engine light to come on. Many think ignoring a check engine light will make one go away instead itll only make the underlying problem grow worse over time that could eventually result in a major breakdown that requires. If you bring the truck to your local auto parts store.

With your engine off check your spark plug wires for tiny cracks or holes especially around the ends of the wires. Repair facility says I need a whole new transmission. A loose missing or damaged gas cap can cause the light to turn on because the vehicles onboard computer recognizes that it is losing pressure in the gas tank.

The Check Engine Light can come on for any number or reasons. On the way home this afternoon the light actually went off and ran smooth for a few seconds then the. If the light turns off theres no need to get your car serviced.

The truck is running fine and i reset the check engine light and it did not turn back on. It could also be a warning of a serious problem that could damage your engine components. Could this the problem.

When your vehicles onboard computer detects something is not right it illuminates the light. Any comments are wecome.

5 Common Reasons Why Your Check Engine Light Is On Greg S Japanese Auto