Re: Endless issue, starting to be hopeless
Have you tried replacing the throttle body ?
( loose butterfly is not common, the TPS circuitry inside the unit could also be flakey )
Here's one for $45 :
https://www.ebay.com/itm/Mercedes-Be....c100005.m1851
Last edited by ala_xfire; Feb 9, 2018 at 02:49 PM.