map sensor filter missing

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Sep 30, 2010 | 11:39 PM

jpar196

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Joined: Jul 2010

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From: nz

map sensor filter missing

Hi guys, just noticed the otherday I am missing the filter in the hose to the map sensor, is this filter absolutely necessary ? and are they even available at mazda any more ?

thanks

Oct 4, 2010 | 07:03 PM

rotarymandan

packin' heat

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From: by some mountains

I would think it is better to have one than not. Call Ray Crowe: 888 533 3400

Oct 5, 2010 | 07:58 AM

DaveW

Racecar - Formula 2000

Joined: Sep 2002

Posts: 4,027

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From: Bath, OH

The filter also acts as an "attenuator," i.e., it dampens the pulses in manifold pressure so that the MAP sensor reads more accurately and won't fatigue out from the vibrations. So, IMO, it should be there.