High Pressure Pump, Removing And Installing: Installing

WARNING: This page is about a different variant/trim than selected.

-- Replace the high pressure pump O-ring.

-- Inspect the roller tappet for damages before installing and replace if necessary.

-- Insert the roller tappet into the vacuum pump as shown.

Fig 1: Identifying Roller Tappet And Vacuum Pump

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

NOTE:

To insert the high pressure pump, the roller tappet must be at its lowest point.

If the connection for the high pressure line -Item ) OVERVIEW - HIGH PRESSURE PUMP - List Item: 7 - was loosened, it must be replaced.

-- Rotate the crankshaft until the roller tappet is at the lowest point.

-- Install the high pressure pump -1- into the vacuum pump and tighten it.

-- Hand-tighten the bolts -arrows-.

Fig 2: Locating Fuel Pressure Regulator Valve And Connector

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Tighten the bolt to the tightening specification.

-- If necessary, replace the connection on the high pressure pump.

-- Insert the fuel line -3- and secure it with a spring clamp.

-- Reinstall the fuel supply line and fasten both union nuts two turns.

-- Hand-tighten the union nut on the fuel supply line -2-. Align them without tension and tighten them to the tightening specification. Refer to OVERVIEW - HIGH PRESSURE PUMP .

-- Re-insert the connector -4- from the Fuel Pressure Regulator Valve -N276-.

NOTE:

Check the fuel system for leaks.