Transform Your Ride Fix Hesitation When Accelerating Your 2002 Mercedes-Benz S420

A vehicle that hesitates while accelerating or while driving up a hill may have a weak fuel pump. Throttle position sensor: A throttle position sensor tells the ... ▶️Automatic Transmission Slipping When Accelerating (7 Reasons Why) ... Mercedes Benz 7G Electrics (conductor) Plate Replacing - Part 2 of ... It could be your crank position sensor is starting to go bad. I would also change out your fuel filter. Sign in to reply. My thoughts on the 2002 Mercedes S430 with the 4.3L V8 and 5 speed automatic transmission! Merch & Blog: https://www. Most hesitation problems are caused by a bad mass air flow sensor. A bad sensor will give you a code that looks like a vacuum leak. I think you should at least have the transmission fluid checked to be sure it's ok. If the fluid is low it could cause this problem. eurotec : The next ... This is normally caused by a dirty butterfly flap in the throttle body which causes a small air leak and confuses the ECU. Its easy to clean.... My 1995 E320 with the M104 engine has an occasional hesitation problem upon acceleration. The car has 139,000miles and runs VERY smoothly ... What is happening with the hesitation is the torque converter is not locking up all the way because it is preparing for a rapid changing of ... Get current 2002 S-Class fair market price, depreciation, trade-in, and resale values from the trusted experts at Kelley Blue Book.