maf????? help me plz - Ranger-Forums - The Ultimate Ford Ranger Resource


4.0L OHV & SOHC V6 Tech General discussion of 4.0L OHV and SOHC V6 Ford Ranger engines.

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Old 04-03-2008
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maf????? help me plz

so i listened to the guys on here and i went and got new plug and wires to do a tune up since my truck has been running like crap well i needed an extra half and inch so i unplugged the maf and forgot to plug it back in after i was done so i started it and it ran awesome then i was looking and i was like **** i didn't plug that back in so i did and it started running like crap again. so i unplugged it and it runs like its brand new can anyone tell me whats going on or what to do?



thanks guys
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Old 04-03-2008
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Try MAF cleaner? Aerosol one is best and did wonders for my Ranger after having an oiled filter.
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Old 04-03-2008
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any special brand or anything and i have never oiled my air fliter
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Old 04-03-2008
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I know but it helps, especially since you have so many miles. Just go to your local auto parts store and look. Something like this:



It's a cheap thing to try before having to do more serious repairs.
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Old 04-03-2008
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Mine ran a litte smoother after cleaning
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Old 04-04-2008
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Its either dirty or bad.
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Old 04-04-2008
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I'd plug it back in and then clear the computer. You should not be driving it around in open loop mode. (it'll run too rich if I'm not mistaken)

Rich
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