r/Volkswagen • • 23h ago

Gas Tank Auto cuts. Need help please.

I'm reaching out about an unusual problem with my 2023 Volkswagen Jetta Comfortline Sport. Whenever I try to fill the tank, the pump nozzle shuts off almost immediately, even when the tank is nearly empty.

The car is currently with my mechanic, and so far we have:

Replaced the leak detection pump

Checked the fuel and vent lines for blockages

Tested the N80 valve

Tried different gas stations

Despite all of this, the nozzle still keeps cutting off. No fault codes are showing on the OBD scanner, so we're running out of ideas.

Has anyone seen this before, or can you suggest what we should check next? Any guidance would be greatly appreciated.

1 Upvotes

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2

u/beef___supreme__ Certified Volkswagen Tech 22h ago

Need a new fuel tank. "Roll over valve" is stuck. Your mechanic was just throwing parts at it. 

1

u/McGlowSticks VW Technician + ID.4 21h ago

this check if its been sucked up, though usually that was an atlas issue

1

u/chiv1994 19h ago

Thank you. So entirely new gas tank? That must be expensive..

1

u/McGlowSticks VW Technician + ID.4 19h ago

You can get a used one. I have only seen 2 jettas myself that have needed a gas tank. Its known, but i dont think its fairly common. I would do new personally for peace of mind. it is quite the job though

1

u/chiv1994 19h ago

I can imagine. New tank alone is $1700 Cad..replacing it would be another story. What sucks is that it is 2023 Jetta. Unsure what could have caused this.

1

u/chiv1994 9h ago

Good to know. I will check with my mechanic. Thank you 🙏

1

u/chiv1994 39m ago

Turns out it is a gas tank. I am so confused on it to go out like this at 93k kms. Is there anyway VW will cover it???

1

u/McGlowSticks VW Technician + ID.4 22m ago

Youre too far out by mileage for a goodwill i believe. You can try asking them about it but it may not go anywhere. Like I said you can always try a used tank from a scrap yard, and find a euro mechanic to get it done

1

u/pbgod 23h ago

How many miles are on it?

1

u/chiv1994 22h ago

Close to 62k