Engines / Diesel / 2.0/103kW TDI-CR CFFx;CFGx;CFHx;CLCx;CMGB UDS EDC17 C46 / Test - fuel pressure - pressure sensor (G247)

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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

This operation was considered useful 1x.

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Conditions:
- engine temperature MIN XX°C (Advanced Measured Values IDEXXXXX - coolant temperature)
- engine speed = idling

connect with the control unit XX - engine

Advanced Measured Values

select item in menu:

IDEXXXXX - fuel pressure - high - actual value
IDEXXXXX - fuel pressure - high - required value

TIP! For easier search in the menu, enter the code IDE, ENG or MAS into the "Filter" window

Sharply increase the engine rpm several times

required values - idling:

IDEXXXXX-ENGXXXXXX - fuel pressure-high-actual value = XXX - XXX bar

differential pressure - (actual value - required value) = MAX XX bar

if values are not achieved, check part:
- fuel pressure - pressure sensor
- fuel pressure - pressure sensor - wiring
- fuel pump
- fuel pump - wiring

end

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