Engines / Petrol / MED 17.5.21 UDS general / Bleeding of fuel system

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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:

•         residual fuel volume in tank > X/X
•         engine speed = X rpm
•         on-board voltage > XXV

connect with the control unit XX - engine

XX - Actuators

select item in drop-down menu:

IDEXXXXX - fuel pump

time interval - enter value XXs

Start

wait XXs
back
XX - end of communication

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