Mercedes B Class Egr off

[omi1980]

Hello
Please help my with EGR off B class 2006 2.0cdi.I try allready with Volta and after 4 days egr trouble code come back - strange :eek:.Maybe somebody have 100% solution for.

Thanks

Great

[ominimicu]

volta removes the 2 hyterisis perfectly, maybe u selected worng ecu...
and try disconnecting the valve

[omi1980]

Can you check Please my file after egr off?When i disconnect egr valve come Check Engine lamp.

[ominimicu]

yeah looks ok...what DTC codes are you getting exaclty?

[waldi1979]

Is it manual transmission or automat?

[omi1980]

That is manual gearbox and he give trouble Egr potentiometer.Like i say to me strange when i disconnect Egr MIL go On.

[ominimicu]

try diconnecting and delte error se if it comes back

[omi1980]

Comes back.Normally when Egr is disconected shut by not giving any Trouble,and mine give :blue:Other ideas?

Thanks

[ominimicu]

U sure it s an EGr fault?? . what codes are you getting?

[kennfeld]

sometime guys want egr off and in fact the have air flow meter dead ...

[Babos]

and DPF problems.

[ominimicu]

a clogged PDF can make much backrepssure and push a EGr open... i ve seen it a lot

[omi1980]

DPF is still on.I remeber when i first time connect before egr off i have trouble from Lambda.
-ominimicu tomorow i drive with this car another 100km Star diagnosis on board and i look all parameter
-Kenfeld Air flow meter 100% good
-Babos good Idea ,when he make that one more time i disconect DPF too

I report tommorow what for Trouble codes have still this car.

P.s On PM i have answer from one DK user what say " EGR is not good off i can make 100%off ...Usd "

Thank?s Guys for help

[ominimicu]

what great news....especially the PM!

[omi1980]

sorry guys but I have alone English in my AUTOCOM

[baltazar3]

Write the VIN

[omi1980]

Today i disconnect battery for 3 hours and...200km nothing no any trouble.Egr stay on 5% and dosn't move maybe not perfect but work on this moment.

One more time for All Thank You

[omi1980]

Today i disconnect battery for 3 hours and...200km nothing no any trouble.Egr stay on 5% and dosn't move maybe not perfect but work on this moment.

One more time for All Thank You