Fuel tank pressurising

Tiny
NEVILLE MATTHEWS
  • MEMBER
  • 1992 TOYOTA CRESSIDA
  • 3.0L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 230,000 MILES
Fuel tank being pressurised. Pressure released when opening fuel filler cap.
Sunday, July 25th, 2021 AT 4:36 AM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Good morning,

This sounds like you have a defective gas cap. There should be a vented cap that releases the pressure build-up in the tank.

I would replace the cap and see if it resolves the issue.

Roy
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Sunday, July 25th, 2021 AT 5:23 AM

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