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Old Oct 30, 2018 | 04:10 PM
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Default Check Engine light on

Since this afternoon, this indicator is on:




What does it mean? Is it serious?
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Old Oct 30, 2018 | 04:29 PM
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Either take it to a dealer or get an OBD-II code reader online for $15-$30, plug it into the receptacle on the lower LH side of the instrument panel (near the hood release) read the code and go to this website - http://enginetroublecode.com/
Recommend getting the reader and learning how to use it for peace of mind, since the light alone could be anything from a bad air seal on the gas filler to serious engine damage.
Cheers!
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Old Oct 30, 2018 | 04:31 PM
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I requested an appointment to my dealer. The earlier is next week.
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Old Oct 30, 2018 | 04:33 PM
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Agree on finding a code reader, which are incredibly cheap these days and sold at all auto parts stores. If it's on solid, you can usually drive to a service facility. If it's flashing, it's a good idea to shut down. You can then try a restart and see if it's still flashing, but that very often turns it into a solid CEL with the engine running normally.

I also agree it can be anything, and it's usually minor if the engine is running normally, but you have no idea without reading the code(s) associated with the CEL.

Last edited by Foosh; Oct 30, 2018 at 04:44 PM.
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Old Oct 30, 2018 | 04:34 PM
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Old Oct 30, 2018 | 04:40 PM
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No idea how people don't have an OBD-2 reader in 2018. They're cheap and handy.
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Old Oct 30, 2018 | 04:47 PM
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Originally Posted by Flo
I requested an appointment to my dealer. The earlier is next week.
You could take it to your local parts store right now and most stores will have an OBD II (On Board Diagnostics) hand held reader on hand. The parts store offer this service free. Just call in advance to be sure. Shouldn't take more than a minute or 2 to do.
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Old Oct 30, 2018 | 04:55 PM
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You can also press OnStar button, and they'll tell you the code.
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Old Oct 30, 2018 | 05:12 PM
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Did you add anything to your car lately? Like a range device, or something else plugged into the OBD port?
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Old Oct 30, 2018 | 05:16 PM
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Nothing add on the car. It just appears this afternoon.
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Old Oct 30, 2018 | 05:24 PM
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I got a CEL once when I switched from Chevron to Costco gas. Cleared the code and been using Costco gas ever since without recurrence.

No one here can tell you what that CEL means. It's meaningless without the code. Get yourself a cheap OBD-2 reader.

I have this one: https://smile.amazon.com/ANCEL-AD310...ds=obd-2&psc=1

Last edited by ahero4eternity; Oct 30, 2018 at 05:24 PM.
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Old Oct 30, 2018 | 07:05 PM
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What year car?

I received a letter from GM regarding a possible gas tank leak that SOME 2014s developed (the letter even said dealers don't know about this). The letter was for reimbursement if you paid to have the leak fixed (it would throw code P0455 - major Evaporative Leak)

Last edited by KenHorse; Oct 30, 2018 at 07:06 PM.
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Old Oct 30, 2018 | 08:22 PM
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2017 gs
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Old Oct 30, 2018 | 08:26 PM
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Originally Posted by Flo
2017 gs
You need the code in any case in order to have a clue as to what the issue may be
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Old Oct 30, 2018 | 08:40 PM
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Originally Posted by MMD

You could take it to your local parts store right now and most stores will have an OBD II (On Board Diagnostics) hand held reader on hand. The parts store offer this service free. Just call in advance to be sure. Shouldn't take more than a minute or 2 to do.

Why wait till next week when the parts store (Autozone, O'Reily, etc can tell you in minutes & it's free. That way you'll know what you'll dealing with before taking to the dealer.

Last edited by Blu-Beast; Oct 30, 2018 at 08:42 PM.
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Old Oct 30, 2018 | 11:55 PM
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Did you get gas a while before? I've had two different manufacturer vehicles come on with gas fill-ups. One an a new GM that went off a while after the next fill-up, while on a cross-country trip. I't's never come on again. The other was a build-up of crud on a Ram cap's rubberish gasket. All the best.
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Old Oct 31, 2018 | 04:38 AM
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At least the car is still under warranty....
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Old Nov 1, 2018 | 10:54 AM
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Thanks for your advices.
I have an O'reilly auto parts at less than 2mn from home. I'll try to go today. I'll tell you the result of the diagnosis.
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Old Nov 1, 2018 | 11:25 AM
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For what it's worth, I had a friend who owns a Hyundai i30 and his Czech Engine Light comes on all the time

Last edited by KenHorse; Nov 1, 2018 at 11:31 AM.
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Old Nov 1, 2018 | 11:53 AM
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Originally Posted by KenHorse
For what it's worth, I had a friend who owns a Hyundai i30 and his Czech Engine Light comes on all the time
Lunch time, we're getting Hungary.
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