Disable/Remove EGR for Mercedes Benz E270 CDI EDC16C31 by WinOLS

This post focus on a guide on how to use WinOLS to remove EGR for Mercedes Benz E270 CDI EDC16C31.And if you interest on EGR removal,I have written some topic before,include:SAAB/OPEL EGR removal,Alfa Romeo 156 EGR removal,Renault Scenic II 1.9 dci EGR removal

 

 

Vehicle Information:

Car:Mercedes Benz E270 CDI

HW:0281011332

SW:1037367903

Solution Type:Close EGR valve

 

Apply for:MB EDC16C31

 

Preparations:

WinOLS Free Download for Win XP/Win 7 Installation

How to Make Checksums for ECU Files with WinOLS

WinOLS Remap Exhaust Gas Recirculation (EGR) Map in The ECU

 

Procedures:

1.Find EGR map (Desired air quantity) – in this file 40D54

2.Turn on 16bit, HiLo, decimal and 2D mode

3.Search after EGR map 4 hysteresis (25×1) like on the pictures below

DisableRemove EGR for Mercedes Benz E270 CDI EDC16C31 (1) DisableRemove EGR for Mercedes Benz E270 CDI EDC16C31 (2)

 

4.Fill these maps with 0 like on the pictures below

5.Correct checksum and save binary file

DisableRemove EGR for Mercedes Benz E270 CDI EDC16C31 (3) DisableRemove EGR for Mercedes Benz E270 CDI EDC16C31 (4)

 

6.Correct checksum and save binary file

7.EGR should be closed from now