2018 RX 350L Hissing sound under car near 2nd row

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10-04-21, 05:37 AM

#16

autotech13

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Quote:

Originally Posted by dibl

Somewhere in my 2018 owners manual I came across a mention of a noise coming from under the car that is expected, when the car is not running. I believe it has to do with the fuel system cycling something.

It's the evaporation canister near the fuel tank that cycles on and off when the car is off, but it could be the fuel pump running when the car is on, which is normal.

Last edited by autotech13; 10-04-21 at 05:48 AM.