Engines / Diesel / EDC 17 UDS general / Test of gas pedal position sensor 1;2 (G79); (G185)

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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

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 speed = X rpm

connect with the control unit XX - engine

Advanced Measured Values

select item in menu:

IDEXXXXX - accelerator pedal - Position sensor X: voltage
IDEXXXXX - accelerator pedal - Position sensor X: voltage
IDEXXXXX-ENGXXXXXX - idle speed switch: status
IDEXXXXX - accelerator pedal - position

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

Start

alternately operate the accelerator pedal

required values

X)

desired condition:

X x [IDEXXXXX] = [IDEXXXXX] ± X%

for instance:
IDEXXXXX = XX%
IDEXXXXX = XX%
X x XX = XX -> OK

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

Picture documentation

+ G79 - G185 - OK G79-G185

X)
IDE-XXXXX-ENGXXXXXX =
XXXXXXXX (Xhex | Xdec) = idle speed switch - on
XXXXXXXX (XXhex | XXdec) = kick-down
XXXXXXXX (XXhex | XXdec) = Higher idle run

X)
IDEXXXXX = X - XXX%

if values are not achieved, check part:
- accelerator pedal: Position sensor (GXX)
- accelerator pedal: Position sensor (GXXX)
- accelerator pedal: control line

End of test

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