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Trouble shooting codes P0100, P0446, P0450 for a 2001 ML320

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Old Aug 21, 2010 | 02:31 PM
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Default Trouble shooting codes P0100, P0446, P0450 for a 2001 ML320
Hi,
My check engine light is on and the codes that come up are P0446, P0450 and P0100. Could anyone tell me what items need to be should be checked out first? Thanks for your advice!
 
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Old Aug 22, 2010 | 11:35 AM
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Default Problem solved!
I tried the least expensive route first. I sprayed the MAF sensor with MAF cleaner. After a little driving so the system could cycle, the light went off!
 
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