What does tighten fuel cap mean on Acura MDX?

EVAP Leak. Your fuel tank is part of your MDX’s larger Evaporative Emissions Control (EVAP) System. There is a certain amount of pressure in the tank. Your Acura’s computer will throw the “Check Fuel Cap” warning when it detects that the pressure has changed enough that it’s likely that there is a gas cap leak.

What causes tighten fuel cap message?

This message remains displayed if you ignore it and do not wear your seat belt while the vehicle is moving. If the fuel fill cap is missing or not tightened properly, you will see ”TIGHTEN FUEL CAP. ” Make sure the fuel cap is installed and tightened at least one click.

Why does my check fuel cap light keep coming on?

Simply put, if your fuel cap light is on, it means that the computer has detected a leak in the system, typically from a loose gas cap. If this light comes on while driving, pull over in a safe spot and re-secure the cap. Continue driving normally with the light illuminated and it should go off within a day or two.

Can a gas cap go bad?

Because the cap is frequently removed, every time fuel is added to the vehicle, it can wear out over time and will need to be replaced. Usually a bad or failing gas cap will produce a few symptoms that can alert the driver of a potential issue.

Can you fix a gas cap?

If so, a simple gas cap replacement may be able to solve your problem. It is a good idea to inspect the seal that is between the gas cap and the filler tube for any tears or cracking that could cause a vapor leak. If you are satisfied that the gas cap is not damaged, fully install it into the filler tube.

How do you tighten a gas cap?

Stop pumping as soon as the automatic shut-off kicks in. Place the gas cap onto fuel port. Push it down firmly and turn it clockwise until you hear three clicks. This ensures the gas cap is properly tightened.

How do I fix check fuel cap message?

To handle the situation, follow these steps:

1. Turn off the engine.
2. Open the fuel door.
3. Double check the gas cap and tighten if necessary.
4. Crank the car and drive normally.
5. The light should go off within a few days. If it doesn’t, the code will need to be checked.

Can a bad gas cap cause idle problems?

Therefore, a loose or a failing gas cap will bring about idling problems because of insufficient fuel system pressure. You can also have a rough idle from dirt and impurities that make their way into the gas tank’s neck because the gas cap cannot shut off correctly.

How much does it cost to replace a gas cap?

Gas Cap Replacement Cost – RepairPal Estimate. The average cost for gas cap replacement is between $92 and $97. Labor costs are estimated between $18 and $22 while parts are priced at $75. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.

Why is my Acura 08 saying tighten fuel cap?

As the Fuel cap is a vital part of your emission control system, it could be causing the error – or point to another component that is the root cause of the problem. I have an 08 with 60K miles and I have had the same error message about ten times in the last year. my dealer told me that it is not common but he has heard about it.

Is there a problem with the fuel cap?

There is a service bullentin about the “tighten fuel cap” issue. There is a sensor that needs to be replaced and can be done at the dealer. I just had mine fixed, 07 TL, at the dealer for no charge.

Is there an error message on my Acura?

Or something to that effect, it’s happened twice now in the last couple of days, the error comes on the display, I acknowledge it. I drive for a bit, stop, and restart.

When do you tighten the fuel cap in NJ?

In NJ the vehicle fuel cap is tested during the inspection process and you fail if it leaks. Are you tightening the cap until you get some clicks? If not, do that (I know, it sounds stupid, but I’ve had some of my customer’s moms and girlfriends call me because they haven’t been tightening their filler cap tight enough).

As the Fuel cap is a vital part of your emission control system, it could be causing the error – or point to another component that is the root cause of the problem. I have an 08 with 60K miles and I have had the same error message about ten times in the last year. my dealer told me that it is not common but he has heard about it.

What does error message tighten fuel cap mean?

Immediately the error is back again. I drive for a while, and it disappears. Two days later, same thing. I did screw the cap on after the first error – there was about 2/3rds of a tank. Today, it came back on again, I’m down to about a 1/3rd tank. The cap is on tight, I turn it until it clicks a few times. Any ideas?

Or something to that effect, it’s happened twice now in the last couple of days, the error comes on the display, I acknowledge it. I drive for a bit, stop, and restart.

What to do if your fuel cap is not sealing?

Sounds to me like the cap is not sealing. Make the dealer replace it if your under warranty. In NJ the vehicle fuel cap is tested during the inspection process and you fail if it leaks. Are you tightening the cap until you get some clicks?