Toothed Belt Drive, Performing a Fuel Pump Adaptation after Replacing Fuel Delivery Unit

Toothed Belt Drive, Performing a Fuel Pump Adaptation after Replacing Fuel Delivery Unit

• On vehicles with the TFSI engine with toothed belt drive, the Engine Control Module (ECM) must be adapted after replacing the fuel delivery unit.

• This is not necessary on vehicle equipped with a TFSI engine with timing chain drive.

Special tools, testers and auxiliary items required

• Vehicle Diagnostic, Testing, and Information System (VAS 5051B)

Procedure

• No faults in Diagnostic Trouble Code (DTC) memory.

- Connect the (VAS 5051B) to the Data Link Connector (DLC) - arrow - and start the engine.






- Select the following menu entries:

• "OBD"

• "01- Engine electronics"

• "Basic setting display group 103"

• "Activate"

- Check reading in display field "4".

Scan tool display: "ADP in progress". After the fuel pump adaptation is completed, the display shows "ADP OK".

• If "ADP not OK" is displayed: Check the DTC memory.

- End the "OBD".

- Turn the ignition off and disconnect the DLC.