Engines / UDS Engines by part number / 01 - Engine [EV_ECM20TDI01104L906026NQ 004003] / Temperature sensors test

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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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Conditions:
engine temperature = ambient temperature

connect with the control unit XX - engine

engine temperature = ambient temperature

Advanced Measured Values

select item in menu:

IDEXXXXX - intake air temperature
IDEXXXXX - cooling temperature sensor X: raw value
IDEXXXXX - turbo blower X: temperature sensor X: raw value
IDEXXXXX - intercooler: radiator outlet: temperature sensor X: raw value
IDEXXXXX - Ambient temperature indicator: temperature sensor X: raw value
IDEXXXXX - Ambient temperature indicator: temperature sensor
IDEXXXXX - coolant temperature

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

desired condition

IDEXXXXX = IDEXXXXX = IDEXXXXX = IDEXXXXX = IDEXXXXX = IDEXXXXX = IDEXXXXX
=
actual value
± X°C

TIP! for this test, it is suitable to use graphical representation

Picture documentation:

+ tempreture sensors EDC17 OK

TIP! Move the line and connector connection on the sensor and observe whether the values do not change sharply

if values are not achieved - check component:
- temperature sensor
- wiring
- connector connections

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