Engines / Diesel / 2.0/125kW TDI-PD BMN; BMR; BUY; BUZ / Test / activation of fuel pump and control relay

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Mark	Model	Control unit	Diagnostic operation

Mark

Select a vehicle make or a common group such as Service Intervals, Engines, Transmissions, Immobilizers and Independent Heaters.

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:
- on-board voltage > XXV - connect battery charger
- fuel system - closed
- fuse - fuel pump - OK

connect with the control unit XX - engine

variant X

XX - Basic settings group XXX

activate default settings

Note:
- fuel pump active - XXs

variant X

XX - Actuators

select item: fuel pump
Start

wait XXs

check of error memory

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