06 Toyota Tundra Making Vacuum Noise

This sound is a lot louder and sounds more like a vacuum. I happens when I astart the vehicle. Vehicle started to make loud noise.

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The noise is from the secondary air pump which sends hot air to the catalytic converter when the engine is cold.

06 toyota tundra making vacuum noise. Toyota is aware of this problem in the 05-06 models. The vehicle was taken to an independent mechanic where it was diagnosed that the air intake system needed to be replaced. Hi my tacoma started making a noise at idle that sounded like a diesel i took it to the dealer and they said it was the vacuum pump.

When in park or at a stop light or anytime the truck is sitting still and on I can here a tickingknocking. A TSB was issued for the rear axle assembly on the Toyota Tundra to correct a howling or growling noise from the rear of the vehicle that increases with vehicle speed. 2004 Toyota Tundra V6-34L.

Needless to say they kept it for 5 days there was a vacuum pump out in the engine. The loud vacuum sound is not the same as typical fan the aux or radiator fan Im not sure which it is that kicks on everytime I start the car. When braking before it comes to a stop its like there is a grinding noise for a few seconds - Answered by a verified Toyota Mechanic We use cookies to give you the best possible experience on our website.

I have 2006 toyota tundra. More of an annoyance really. The likely cause of whining noise will be determined by when you hear the noise and under what conditions.

Payed it no attention and noticed the battery gauge is lower than normal. First the guy told me these Tacomas lifter make a loud noise all the time I wanted to make sure. The secondary air is supplied by the air pump and is pumped to the exhaust manifold through the air switching valve.

Service type Hissing noise. I have an 06 Reg Cab V6 40L. 2019 Toyota Tundra V8-46L.