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MAFS how to tell its going bad

Old Sep 4, 2006 | 01:07 AM
  #1  
endle55's Avatar
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Default MAFS how to tell its going bad

How can u tell your Mass air flow sensor is going bad?

i dont have any codes, but id like to know to eliminate it as some possibilitys of my detonation and power surging issues.

Thanks
 
Old Sep 4, 2006 | 01:09 AM
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Default RE: MAFS how to tell its going bad

Check for codes.
 
Old Sep 4, 2006 | 01:12 AM
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endle55's Avatar
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Default RE: MAFS how to tell its going bad

ya no codes, but i have a friend whos MAF was bad but he was getting codes but nothing that said MAF, they were just ignition coil codes, he changed the coils and still had problems untill he changed his MAF.

 
Old Sep 4, 2006 | 01:13 AM
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Default RE: MAFS how to tell its going bad


ORIGINAL: endle55

ya no codes, but i have a friend whos MAF was bad but he was getting codes but nothing that said MAF, they were just ignition coil codes, he changed the coils and still had problems untill he changed his MAF.

Sometimes its hard to narrow down. If you have over 80k miles, its probably time.
 
Old Sep 4, 2006 | 01:25 AM
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Default RE: MAFS how to tell its going bad

when mine went out, i went practicly into limp mode, and i did have a CEL.

the maf is concidered part of emissions so its warranty doest expire till like 88k miles or something like that.
 
Old Sep 4, 2006 | 01:27 AM
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Default RE: MAFS how to tell its going bad

i had a CEL and limp mode when mine went bad too.
 
Old Sep 4, 2006 | 05:01 AM
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Default RE: MAFS how to tell its going bad

VAG it and measure block 003 to see the air flow
 
Old Sep 4, 2006 | 11:39 AM
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Default RE: MAFS how to tell its going bad

Just disconnect it and see if the car runs better....
 
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