Engines / UDS Engines by part number / 01 - Engine [EV_ECM16MPI02104E906032AS 002002] / Leak test of the high-pressure 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

Part 1 of the order number Select the first three characters of the order number of the engine control unit. This number can be found in the VCDS when linked to the uniform in the SW order number field. Do not insert the ordering number from the control unit packaging here!!!

Select the first three characters of the order number of the engine control unit. This number can be found in the VCDS when linked to the uniform in the SW order number field. Do not insert the ordering number from the control unit packaging here!!!

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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[AI-TRANSLATION] Machine translated: XX.XX.XXXX | XX:XX | model: gpt-X.X | version: AUTO-PREKLADY-RTF-X.X

perform a test drive of at least XX km - engine temperature = operating temperature

Conditions:
•         engine temperature = operating temperature
•         engine speed = idle
•         front hood closed

Switch off the engine, switch on the ignition and immediately continue with this test:

Connect to control module: XX – Engine

UDS measured values

select items:

IDEXXXXX-ENGXXXXXX - high fuel pressure - actual value

TIP! Enter the code IDE, ENG or MAS in the "Filter" window for easier searching in the menu.

In the Measured values window, click Graph

required state:

IDEXXXXX-ENGXXXXXX - high fuel pressure - actual value = value increases

if the state is not reached - check component

•         fuel system - high pressure: leak-tightness
•         fuel pump - high pressure: leak-tightness

Image documentation:

+ Rail_pressure_OK

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