Engines / Diesel / 2.0/125kW TDI-PD BMN; BMR; BUY; BUZ / Test of valve for the cooler of the exhaust gas recirculation

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Mark	Model	Control unit	Diagnostic operation

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Model

Control unit Select the desired control unit as accurately as possible. The UDS identifier EV_xyz can be found in the VCDS after connecting to the control unit and then in the Extended Identification.

Select the desired control unit as accurately as possible. The UDS identifier EV_xyz can be found in the VCDS after connecting to the control unit and then in the Extended Identification.

Diagnostic operation Select the desired diagnostic procedure.

Diagnostic procedure

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Conditions:
- fuse - valve for exhaust gas recirculation cooler - OK

Start the engine

wait XXs

switch ignition off for: Xs

switch on the ignition

connect with the control unit XX - engine

XX - Actuators

select item: valve for exhaust gas recirculation cooler (NXXX)

Start

physically test the function of the activated component

desired condition: valve for exhaust gas recirculation cooler - active / inactive

if values are not achieved - check component: valve for exhaust gas recirculation cooler, control unit, line

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