Engines / UDS Engines by part number / 01 - Engine [EV_ECM16TDI02103L906023QS 003003] / Test of exhaust gases temperature sensor 1; 3 (G235; G495; 648)

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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

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Conditions:
- engine temperature = XX°C +

connect with the control unit XX - engine

Start the engine

engine speed = idling

wait XXs

Advanced Measured Values

select item in menu:

IDEXXXXX-ENGXXXXXX - temperature of exhaust gases X-TEG_MES[X] (temperature upstream of component: turbo blower)

IDEXXXXX-ENGXXXXXX - temperature of exhaust gases X-TEG_MES[X] (temperature upstream of component: Diesel Particulate Filter)

IDEXXXXX-ENGXXXXXX - temperature of exhaust gases X-TEG_MES[X] (temperature downstream of component: Diesel Particulate Filter)

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

increase rpm to XXXX rpm

desired condition:

X-TEG = increasing - strongly
X-TEG, X-TEG = increasing - moderately

X-TEG > X-TEG > X-TEG

for this test, it is suitable to use graphical representation VagScope

example:

+ G235 Defect

+ G235 OK

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

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