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Originally Posted by Ron in SC
Lenny,
I just have a generic code reader an Actron CP9125 so I can not get the information you discussed. I did however, get a new MAF sensor, brand new Bosch unit off ebay for $200. I installed it last week and so far no codes or pending codes. I'll check every week or so for pending codes, but it seem that the MAF was the problem. The ML has 113K miles on it.
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Some of the laptop based generic code readers will display fuel trim. Multiplicative fuel trim faults are usually the MAF, so I'll bet your new MAF solved the problem. I replaced mine at 129K, after the MIL lit up.
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Lenny
There are only three sports: bullfighting, motor racing and mountaineering; all the rest are merely games. --Ernest Hemingway
'10 GL550/'04 BMW 545/'99 BMW 323/'98 ML320/'87 VW GTI (race)
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