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2005 Mercedes Benz ML350 misfire PO304 PO301 PO302

Tiny
FREMU75
  • MEMBER
  • 2005 MERCEDES BENZ ML350
  • V6
  • AUTOMATIC
  • 142,000 MILES
Misfire codes and stall when stepped on gaspedal. Filter changed sparkplug and wires replaced ignition coils swapped misfire codes didnt change cylinders as coils. Un plugged MAFsensor didnt change to normal. Car starts ok and runs normal when cold. All the problems comeup after it warms up. THANKS FOR YOUR HELP.
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Tuesday, February 10th, 2015 AT 10:43 PM

2 Replies

Tiny
DR LOOT
  • MECHANIC
  • 2,311 POSTS
It sounds to me like a restricted fuel filter or a week your part have your mechanic check thatit sounds to me like a restricted fuel filter or a week your part have your mechanic check that
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Wednesday, February 11th, 2015 AT 8:29 AM
Tiny
DR LOOT
  • MECHANIC
  • 2,311 POSTS
Sorry about that post my voice recognition isn't working very good, what I meant to say was it sounds like a restricted fuel filter or a weak fuel pump have the fuel pressure tested and bring me word.
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Wednesday, February 11th, 2015 AT 8:36 AM

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