check engine light on but truck runs fine

It is most likely an emission code which wont hurt the performance but possibly the gas mileage. Your timing chain could have jumped.

How To Reset The Check Engine Light On A Ram 1500 Don Johnson Motors

I was driving to work today and after 200km in to the trip the Check Engine light came on.

. I dont even bother to check the code any more because it tells me nothing and the light goes out on its own. Depending on the type of failure the light may either blink or remain constantly lit. A check engine light that turns when your car is running fine means there are problems in its electrical system or issues in its emission system.

Find local service centers or browse DIY repair instructions recall notices and more. It can be a pending code stored in the computer. If the vehicle is going to watch the engine parameters it should be capable of telling exactly what went wrong.

I am guessing you will get some type of code for the issue. A loose gas cap. Everything seemed fine all fluid levels good no strange noises no loss of power no smoke from the exhaust no weird smells no strange.

3 Jun 13 2015. Discussion Starter 1 Jul 3 2012. Check engine light on or flashing in your car what it means and if you should worry DIY with Scotty Kilmer.

It has been acting up for the past 2 months. If you have VVT it. Posted by stevecrosby1 on Aug 15 2009.

A check engine light that turns on and off intermittently is not uncommon. I got a CEL on my PT Cruiser a few times. Faulty EGR valve.

Perhaps you forgot to tighten the gas cap. I get a CEL every now and then in my Dodge truck. Untightened gas cap is the most common reason the check engine light is triggered.

The source for advanced diagnostics. This weekend my check engine light came on and the truck started running rough when given any throttle. If the check engine light turns on and then off it is possible that the main computer is not correctly.

Check engine light is ontruck runs fine - 2006 Dodge Ram 1500. Rev J Wright. Hooking a code reader onto the OBD II port will give you a code so that you can figure out what is wrong with it.

The check engine light has been going on and off. I took it to a local shop and the mech hooked up his computer and got a code i think it was 1277 that indicated some electrical issue feeding the 7 cylinder. But when it is on it runs like crap and when its off it runs fine.

The truck runs just fine. I pulled over to make sure everything was okay as far as obvious problems. A faulty oxygen sensor.

When the light comes on it acts like it looses power and it acts bogged down. Ad Fault Code Knowledge and Enhanced Fault Code Details for Faster More Accurate Repairs. In some cases where your vehicle is running normally you may be able to clear the code to turn off the light and see if it returns before performing any repairs.

Question about 2006 Dodge Ram 1500. You can buy a cheap OBDII Bluetooth reader and along with the Torque Pro app you can easily read the codes with your smartphone. Vehicle is 2010 Chevy - Answered by a verified Chevy Mechanic.

While a majority of the time the flashing check engine light is going to be caused by a misfire related to your Silverados ignition system or fuel system as stated above there are other issues that can cause it. The car 2003 Escaladeruns fine but check engine light came on. If any problem is detected the check engine Light of your dashboard will turn on.

A flashing or blinking check engine light is most often caused by misfires. How to fix the check engine. Clicking this will make more experts see the question and we will remind you when it gets answered.

But as soon as the light turns off it runs fine again. He replaced the wiring to the injectors on that side of the engine. If the problem is serious your F-150 will be in a emergency state that will prevent you from accelerating the engine above certain speed limit forcing you to drive at low speed in order to avoid further damages.

And it is scary to drive on the road. Not a bad 30 investment. A faulty mass airflow sensor.

Possible causes of the check engine light coming off and on are. Truck is missing and check engine light is blinking not all the time but random. Check Engine light came on truck runs fine checked with code reader and got P0001 code.

Internal engine problem rare EVAP trouble codes. The best way to turn off a Check Engine light is to repair whatever issue is causing the light to activate in the first place and then use a code reader to clear the codes. Plus it can also be the frozen electronic stability control sensor a loosened gas cap or the clogged air filter.

If you have a code reader I would check out the numbers. There could be many things that can cause the check engine light to come on while driving.

What Should I Do If My Check Engine Light Comes On Drivers Edge

What Does Your Check Engine Light Mean Edmunds

2008 Ford Crown Victoria Blacked Out Police Interceptor P71 On 18in Bullitt Wheels With Good Tires Cold Ac 171k Miles Body Pa Best Tyres Interceptor Black