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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 1252 (Diesel Fuel Injection [CATA]) >> 23 Diesel Fuel Injection >> Diesel Direct Injection System >> High Pressure Pump, Removing And Installing >> Installing

Installing

WARNING: This page is about a different car, the 2012 Volkswagen Touareg and 2011 Volkswagen Touareg. However, it is still accessible from the selected car via links, so may be relevant.

Install in reverse order of removal. Note The Following: 

NOTE:

If the Fuel Pressure Regulator Valve -N276- or the high pressure pump must be replaced, the adaptation values of the regulator valve must be reset via the Vehicle Diagnostic Tester: guided functions, resetting the adaptation values of the fuel pressure regulator valve.

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.
NOTE:

Replace the gaskets and seals.

The fuel return line must not be bent, damaged or plugged

-- Install the high pressure pump toothed belt. Refer to HIGH PRESSURE PUMP TOOTHED BELT, REMOVING AND INSTALLING .

-- Install the high pressure lines. Refer to HIGH PRESSURE LINES, INSTALLING .

-- Install the intake manifold upper section. Refer to INTAKE MANIFOLD UPPER SECTION, REMOVING AND INSTALLING .

-- Bleed the fuel system after installing the high pressure pump. Refer to FUEL SYSTEM, BLEEDING AND FIRST TIME FILLING .