This guide will help the fan to turn on earlier to cool the Mercedes engine sooner than stock, with SD C4.
Mercedes Benz E55 AMG (W211) ‘2008
Dell laptop D630
(technicians at wobd2 recommend you, esp. for new uses, to buy plug-and-play diagnostic bundles- mux with laptop, for it could avoid lots of installation problems, can be used directly when get it & save a lot.)
Model series selection: 211
This is the main menu
Go to Control Units
Then ME-SFI 2.8 – Motor electronic 2.8
Then Control Unit adaptations
Then Correction Programming
Then Electric Suction Fan for engine or air conditioning
Then Hit F4 until it changes to -10 and hit F2
This correction is used for shifting the engine temperature dependence of the electronic suction fan for engine or air conditioning.
The temperature correction acts additively on a temperature curve.
A position temperature correction results in the suction fan being switched on later.