Q: Gas cap code

asked by on January 24, 2017

I have check engine light after I fill up on gas and I replaced the cap after the first time filling after the new cap the code came on again

My car has 70000 miles.
My car has an automatic transmission.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing


Experienced Mechanic?

Earn up to $70/hr

What others are asking

Car overheating.
The starter and alternator are not related to your engines cooling system in any way. The overheating starting after these repair might be a coincidence, unless something was disconnected or damaged during the repair. Sometimes we as technicians disconnect or...
Coolant blowing out tailpipe
Hi there. A coolant leak on the these GM vehicles is common due to failures in core plugs. Core plugs are holes where block castings are filled from, and sealed to keep coolant in. I would have a certified mechanic...
Why does my car cut off when I lift my foot off the gas?
If you had a diagnostic test done and they said nothing is wrong, then what did they say about the stalling? I would say to have a qualified mechanic like one from YourMechanic come to you and do a real...
Advice on doing a throttle body coolant bypass
The reason why they have hot water running through the throttle body is to warm it up more. The air coming in works better if its warmer. That's just physics, pure physics. Now, you live in Florida, so it's warmer...
P0300 codes while idling
Hello. If unplugging the MAF sensor causes the engine to run better then there is a secondary air leak into the engine. This means that there is a vacuum leak from someplace. Most of the time on this engine it...
Blinking Check Engine Light
As you may know, the Check Engine Light can come on for many different reasons, including for the ignition coils (https://www.yourmechanic.com/services/ignition-coil-replacement) being faulty. Many times, when there are no visible signs or obvious symptoms of the car running poorly, it...
engine light
Your check engine light may come on for many different reasons such as a faulty mass air flow sensor, a faulty O2 sensor, a bad catalytic converter, bad spark plugs or wires and many other reasons. Unfortunately due to the...
Exhaust smell inside the cabin
Hello. Smelling exhaust fumes inside of the vehicle (https://www.yourmechanic.com/services/exhaust-fume-odor-in-car-inspection) can be hazardous to your health, and is a problem that should be taken care of as soon as possible. Typically the air from around the engine and front of the...
Air conditioning and heater will turn on sometimes.
Check the wiring from the motor switch to the a/c and heating selection. Either the wiring is loose and is moving around causing the system to not operate properly or the switch has failed. If you need further assistance with...

Related articles

A Buyer’s Guide to the 2012 Dodge Charger
If If you’ve always loved driving performance cars but you don't know how you’ll fit a baby seat in a Mustang or a Camaro, the 2012 Dodge Charger could be the car for you. While it has the room and...
A Buyer’s Guide to the 2012 Volkswagen Eos
The The Eos is the practical convertible lover’s dream. With a hard top and four seats, this car breaks tradition by offering luxurious touches at a less-than-luxury price. For those who want an affordable, sporty convertible with a bit more...
A Buyer's Guide to the 2012 Mercedes-Benz GL-Class
In In the world of full-size SUVs, Mercedes-Benz has made a name for themselves by offering unrivaled luxury in a field where the size of the engine is often the most important metric. While the 2012 Mercedes-Benz GL Class definitely...