VW / Passat B6 (3C) / 17 - dashboard -> 10/08 (KOMBIINSTRUMENT VD1/VDD) CAN / correction of the fuel level indicator

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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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Note:
- done after replacement of component: Dashboard, fuel level sensor
- done after repair of components: Dashboard, fuel level sensor

Fully drain the fuel tank and fill it with a precise volume of fuel corresponding to the reserve fuel volume. You get this value from the vehicle user manual.

connect with the control unit XX - Dashboard

XX - Adaptation channel XXX

Gradually test the following values. Retain the value at which the indicator needle shall be on RESERVE mark in the instrument panel.

XXX

Test

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Test

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Test…

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Save
switch ignition off for XXs

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