Engines / UDS Engines by part number / 01 - Engine [EV_ECM20TDI01104L906021EL 002008] / DPF regeneration

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Mark	Model	Control unit	Diagnostic operation

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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

This operation was considered useful 3x.

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Conditions:
- clutch pedal - pedal switch - faultless
- fuel tank contents > XXl
- engine temperature > XX°C
- temperature of exhaust gases > XXX°C

- second mechanic necessary!

- observe the occupation safety rules when taking a test drive with connected diagnostics tester

!!! If the filter is clogged above the maximum value, it is necessary to replace it with a new filter otherwise there is a risk of fire during regeneration! Maximum value = XXg !!!

Check of clogging level of Diesel particulate filter

connect with the control unit XX - engine

Advanced Measured Values

select item in menu:

IDEXXXXX - clogging of Diesel particulate filter - calculated value
required value < XXg

IDEXXXXX - clogging of Diesel particulate filter - measured value
required value < XXg

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

!!! If the filter is clogged above the maximum value, it is necessary to replace it with a new filter otherwise there is a risk of fire during regeneration! Maximum value = XXg !!!

upon achievement of values - continue

do a test drive approx X minutes
- engaged gear (X) or (X)
- engine speed = XXXX rpm - XXXX rpm

do not interrupt driving

Advanced Measured Values

select item in menu:

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

IDEXXXXX - engine speed
required value: XXXX-XXXX rpm

IDEXXXXX - temperature of exhaust gases - required value: >XXX°C

upon achievement of values - continue

XX - Security access

enter value:

SXXXXX = function accessible: adaptation

(alternnatively use XXXXX)

Start

XX - Adaptation

select item in menu: IDEXXXXX - DPF regeneration

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

Read

enter value: X

Start

desired condition:
system indicator light DPF on

do not interrupt driving

Advanced Measured Values

select item in menu:

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

IDEXXXXX - engine speed
required value: XXXX-XXXX rpm

IDEXXXXX - temperature of exhaust gases - required value: >XXX°C

IDEXXXXX - clogging of Diesel particulate filter - calculated value
required value < Xg

IDEXXXXX - clogging of Diesel particulate filter - measured value
required value < Xg

do not interrupt driving - if filter clogging is close to Xg

desired condition:
system indicator light DPF off
IDEXXXXX < Xg
IDEXXXXX < Xg

upon achievement of values
end the test drive

delete error memory

XX - end of communication

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