Engines / Petrol / MED 17.5.21 UDS general / Test of engine temperature sensor - outlet from radiator (G83)

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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

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
• engine speed = X rpm

connect with the control unit XX - engine

engine speed = X rpm

Advanced Measured Values

select item in menu:

IDEXXXXX - temperature of cooling liquid - engine outlet
IDEXXXXX - temperature of cooling liquid - radiator outlet

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

required value:

IDEXXXXX > IDEXXXXX = actual value
(+- X°C)

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:
- cooling temperature sensor - radiator outlet
- cooling temperature sensor - engine outlet
- wiring
- connector connections

End of test

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