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Home >> Audi >> 2010 >> S4 Automatic DCT >> Repair and Diagnosis >> External Pages >> Different car >> Section 928 (Fuel System (Diesel - General & Service Information - CPNB - 1 Of 2)) >> 23 Diesel Fuel Injection >> High Pressure Pump >> High Pressure Pump, Removing And Installing >> Removing

High Pressure Pump, Removing And Installing: Removing

WARNING: This page is about a different car, the 2016 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

-- Remove the intake manifold, refer to INTAKE MANIFOLD, REMOVING AND INSTALLING .

-- Remove the turbocharger, refer to TURBOCHARGER .

-- Remove the engine oil cooler, refer to ENGINE OIL COOLER .

-- Remove the coolant shut-off valve, refer to Coolant Shut-Off Valve -N82-, REMOVING AND INSTALLING .

-- Remove the bolts -arrows- and then tilt the turbocharger bracket -1- to the side.

GWWA21-10558Courtesy of AUDI OF AMERICA, LLC

-- Remove the rear noise insulation -1-, refer to NOISE INSULATION .

GWWA10-11234Courtesy of AUDI OF AMERICA, LLC

-- Insert the Crankshaft Socket :T40058  guide pins as follows:

GWWA13-10026Courtesy of AUDI OF AMERICA, LLC
GWWA13-10022Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Components could be destroyed by the camshaft timing chains jump off.

  • Turn crankshaft only in direction of engine rotation -arrow-.

-- Turn the crankshaft to "Top Dead Center (TDC)" using the Crankshaft Socket :T40058  .

NOTE:

To collect escaping engine oil, place a clean cloth under the upper part of the oil pan.

GWWA15-10932Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -arrow- for the "TDC" marking from the oil pan upper section.

-- Install the Locking Pin For Crankshaft :T40237  in the hole and tighten to 20 Nm. Rotate the crankshaft -1- back and forth slightly to center the pin completely, if necessary.

GWWA15-10933Courtesy of AUDI OF AMERICA, LLC

-- Lock the high pressure pump chain sprocket with the Locking Pin :T40245  .

GWWA23-10542Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Danger of malfunction caused by dirt.

-- Remove the union nuts -arrows- and then remove the right high pressure line -1-.

GWWA23-10549Courtesy of AUDI OF AMERICA, LLC

-- Remove the union nuts -arrows- and then remove the left high pressure line -1-.

GWWA23-10548Courtesy of AUDI OF AMERICA, LLC

-- Seal off all open lines and connections with clean plugs.

-- Disconnect the connector -2-.

GWWA23-10519Courtesy of AUDI OF AMERICA, LLC

-- Open the clamps -3 and 4- and remove the fuel hoses.

NOTE:

Place a clean cloth under the separating point to catch the escaping fuel.

NOTE:

Ignore item -1-.

-- Remove the bolts -arrows- and remove the high pressure pump.

GWWA23-10541Courtesy of AUDI OF AMERICA, LLC