View Full Version : help egroff mercedes s320

21st July, 2014, 11:46 AM
hi, someone can give me info for the deactivation of this mercedes egr, I have turned off a bit and closed the valve, in theory I should not have more dtc, but it did not work269466

21st July, 2014, 02:11 PM
Usually hysterisis EGR off, is made for EGR removal. without errors. but in mercedes DTS must be delted too

21st July, 2014, 04:24 PM
It's EDC15C6, no need to mod hysterzis maps.This solution work 100% if your EGR is in good condition.After writing, use any diag tool to see the EGR Valve opening.269520