Engines / Diesel / 1.9/74 kW TDI etc / Test of exhaust gas recirculation line

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Mark	Model	Control unit	Diagnostic operation

Mark

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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:
- engine temperature = ambient temperature
- appliances OFF
- engine speed = idling

connect with the control unit XX - engine

XX - Basic settings group XXX

required values:
field X = activated / deactivated
field X = XXX-XXXmg/H / XXX-XXXmg/H
field X = XX-XX% / XX-XX%

Note:
must be changed after about XX s, according to how the valve is switching

if values are not achieved, check part: Exhaust gas recirculation valve

Created on: XX.XX.XXXX XX:XX:XX Copyright © XXXX-XXXX, AutoComSoft Ltd All rights reserved. (Karolina)

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