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#1
10-04-2001, 12:56 PM
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ML320 fuel codes
Have an ML320 - '98.
Reading codes P0170 , P0173 Fuel trim malfuntion- both banks. Any info or general direction is appreciated. Thanks 
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#2
10-04-2001, 05:46 PM
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This means that the fuel computer(ECU) isn't able to adjust the fuel mixture! Very common failure. Either incorrect fuel pressure OR the mass air sensor has taken a LEFT turn! The air mass sensor is the most common failure, part number 112-094-00-48(list $275.)
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MERCEDES Benz Master Guild Technician (6 TIMES) ASE Master Technician Mercedes Benz Star Technician (2 times) 44 years foreign automotive repair 27 Years M.B. Shop foreman (dealer) MB technical information Specialist (15 years) 190E 2.3 16V ITS SCCA race car (sold) 1986 190E 2.3 16V 2.5 (sold) Retired Moderator
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#3
10-04-2001, 06:32 PM
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Quote:
Many Thanks. Will post findings. Arthur Dalton
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Linear Mode
