Topic: Is this normal when accelerating?
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Old 06-13-2007, 06:04 AM   #6 (permalink)
bielefeld280se
BenzWorld Member
 
Date registered: Sep 2006
Vehicle: W126 420SE
Location: Berwick-upon-Tweed, UK
Posts: 129
What is an O2 sensor? I'm not sure if it has ever been replaced. Is this quite a cheap/easy job to do? If so I may as well do it I guess. Can't hurt.
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