check engine light on but truck runs fine

Posted on sep 08 2009. I pulled over to make sure everything was okay as far as obvious problems.

What Does Your Check Engine Light Mean Edmunds

Average repair cost is 2430 at 23350 miles.

. If your car is running fine but the light comes on many times it is still fine to drive. I cant see if theres a hole in module since its still attached to frame. I have looked code up online and with mechanics here at work who say it is a transmission overdrive sensor.

When the light comes on it acts like it looses power and it acts bogged down. It notably prevents gasoline fumes from leaving. The check engine light is part of every vehicle that has an electronic engine management system either an integral one or only for fuel ignition.

The 2017 Chevrolet Silverado 1500 has 6 problems reported for check engine light on. Getting Codes P123312351237. In some cases drivers may experience decreased fuel economy fuel smell from exhaust rough idling or lack of power from the engine.

A steady light means theres no immediate cause for alarm but you should still get it checked out. 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. It is important to have the vehicle checked out as soon as you have a chance.

I was driving to work today and after 200km in to the trip the Check Engine light came on. Fuel driver module is oxidized on frame. But when it is on it runs like crap and when its off it runs fine.

Head to an auto parts store and have them run a. Check Engine Light is on or flashing. Today I checked codes on Ta and I got this 2.

On the way home this afternoon the light actually went off and ran smooth for a few seconds then the. The plug runs both the glow plugs and the injectors. It could also be a warning of a serious problem that could damage your engine components.

A loose fuel cap is one of the most common reasons why the check engine light turns on. Check engine lite on. The cap is a crucial part of a cars fuel delivery system.

Jesus christ glad to know I am not Alone. Your Check Engine Light blinks or glows depending on whats wrong with your vehicle. No more messages and truck is driving fine just has check engine light on.

This can be caused by anything from a sensor that is reading incorrectly to a loose gas cap. Any comments are wecome. Repair facility says I need a whole new transmission.

Check the pin at the valve cover connector against a good ground. Everything seemed fine all fluid levels good no strange noises no loss of power no smoke from the exhaust no weird smells no strange running temperatures. 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.

I called on star and they couldnt run a diag on my truck because I have an eld hooked up at the. Check eng light on and truck starts and runs fine. Truck drove the same but with the check engine light on.

I am running our of patience and Ideas. A good glow plug will give you a reading between 01 - 2 ohms. Yesterday I get check engine light on and truck is running fine.

Drivers may not notice any adverse conditions when driving. It may run fine. Find local service centers or browse DIY repair instructions recall notices and more.

Check engine light on but truck runs fine SHARE. Its function is to alert the driver about any type of engine problems. Battery levels were fine - everything checked out except for the check engine light not going off.

The check engine light has been going on and off. And it is scary to drive on the road. When the truck is cold it runs fine and no engine light.

They should be able to tell you why the light is on before you disconnect the battery. Brand new truck with less than 8k miles on it. The Check Engine Light comes on solid but the vehicle is running fine.

I have a 1996 F150 L6 2wd as well and I have been battling the damn Check Engine Light for the past month. Drove it 140 miles home and it drove fine - until I took cruise control off and was heading home off the freeway and it seemed to be skippinglunging at low speeds almost felt like a misfirebad fuel or something. If you bring the truck to your local auto parts store.

Up to 8 cash back Symptom 1. Engine runs rough hesitates or jerks when accelerating. Tha k you boss Ill let u k ie what the code is.

After running 10-15 minutes the light goes on and vibration starts. While driving the computer of your F-150 ECU o PCM monitors airfuel supply and exhaust gases in order to verify that the. But as soon as the light turns off it runs fine again.

Could this the problem. It was raining a lot so maybe that caused some issue. Check engine light on but running fine.

Thanks for using fix-ya. Besides The Check Engine Light What Do The Other Warning Indicators On The Dash Mean Quora What Does Your Check Engine Light Mean Edmunds How To Get Rid Of The Check Engine Light 5 Easy Methods. You can check things to get an idea of which valve cover needs to come off with a multi-meter that can read ohms.

It began shuddering at 60mph and engine light started flashing and would not recover. Generally the check engine light will come on when the car is need of a tune up. Your Check Engine Light may be indicating a simple problem thats easy to fixsuch as a loose gas cap that needs to be replaced.

Unfortunately I dont have a scanner with me to run the code. It has been acting up for the past 2 months. I replaced all 3 O2 sensors both pieces on the EVAP purge thing and clean the Mass Airflow Sensors-god dang light is STILL comming on.

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. Truck 2001 Dodge Ram 1500 runs fine. Discconnect the battery terminal for 5 minutes.

The front 2 and rear 2 pins are for the glow plugs.

Why Is My Check Engine Light On Autozone