Fuel System, Filling/Bleeding

WARNING: This page is about a different car, the 2015 Volkswagen Beetle, 2014 Volkswagen Beetle, and 2013 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Letting the high pressure pump run dry will damage it.

The high pressure pump must be filled with fuel before starting the engine for the first time. Do not let the high pressure pump run dry.

NOTE:

When installing, make sure that no dirt enters the fuel system.

Only remove the sealing plugs right before installing the fuel lines.

The fuel tank must be filled.

-- Turn on the ignition.

-- Connect the Vehicle Diagnostic Tester and, depending on the software version, and under Guided Functions, perform "fuel system, bleeding" and/or "fuel system, filling/bleeding".

NOTE: The fuel pump are activated for 3 minutes.

-- Start the engine.

-- After filling the fuel system, let the engine run at a moderate speed for a few minutes and then stop it.

-- Check the fuel system for leaks. Refer to FUEL SYSTEM, PERFORMING LEAK TEST .

-- Check DTC memory and erase, if necessary. Refer to Vehicle Diagnostic Tester.

-- Then perform a road test driving faster than 20 km and fully depressing the accelerator pedal at least one time. Then, check the high pressure areas for leaks again.

NOTE: If there is still air in the fuel system, the engine may switch to emergency mode during the road test. Turn off the engine and erase the DTC memory. Then continue the road test.

-- Recheck the DTC memory.

NOTE: If there is still air in the fuel system, the engine may switch to emergency mode during the road test. Turn off the engine and erase the DTC memory. Then continue the road test.

-- Recheck the DTC memory.