Tackling Hesitation Woes A Guide to Smooth Acceleration in the 2002 S420

This may include harsh shifting, failure to shift, hesitation on acceleration, jerking, engine failure to start or run, loss of power, or any number of other ... 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 1995 E320 with the M104 engine has an occasional hesitation problem upon acceleration. The car has 139,000miles and runs VERY smoothly ... Fuel injectors may become dirty over time and not be able to provide as much fuel to the cylinder as is needed. Dirty fuel injectors may cause the engine to run ... Top 5 Mercedes-Benz Transmission Problems. · Low Transmission Fluid · Transmission wire harness 13-pin (O-ring) connector oil leak/contamination · The valve body ... 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.... 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 ... I'm experiencing hesiation when accelerating which lasts a few seconds. I replaced the fuel filters and the hesitation improved for months, but ... This occurs when the car is fully warmed up, when going from 4th down to 3rd. It has approx. 18k miles, and other than this "quirk", it performs very well. ... Mercedes-Benz, CLK500 A209, W209, C209, W203, W204, W211, W210, W220, W221 M112 M113 E class C class CLK Class S Class CL class CLS class ...