Engines / UDS Engines by part number / 01 - Engine [EV_ECM20TDI01103L906018NA 003007] / Test of gas pedal position sensor 1; 2 (G79; G185)

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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 speed = X rpm

connect with the control unit XX - engine

accelerator pedal - released

Advanced Measured Values

select item in menu:

IDEXXXXX - gas pedal position sensor X (GXX)
IDEXXXXX - gas pedal position sensor X (GXXX)

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

Start

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

required values:

IDEXXXXX = XX% - XX% (gas pedal position sensor X (GXX))
IDEXXXXX = X% - XX% (gas pedal position sensor X (GXXX))

(The value of sensor X must always be about two-fold the value of sensor X)

fully depress accelerator pedal

(values must rise smoothly, it is recommended to use a graphics display for this function)

desired condition:

- The value of sensor X must always be about two-fold the value of sensor X

- upon depressing the pedal the value must rise continuously

- IDEXXXXX = X x IDEXXXXX (+-X%)

XX - end of communication

if values are not achieved - check component:
- gas pedal position sensor
- wiring

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