LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> MULTIPORT Fuel Injection 2.0L (DMSA) >> 24 MULTIPORT Fuel Injection >> High Pressure Pump >> High Pressure Pipe, Removing And Installing >> Removing

High Pressure Pipe, Removing And Installing: Removing

-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

-- Free up the wires on the heat shield -1-.

Fig 1: Heat Shield For Vehicles With Particulate Filter
GWWA15-12175Courtesy of AUDI OF AMERICA, LLC

-- Remove the nuts -arrows- and bolts -2- and remove the heat shield.

-- Place a cloth underneath to catch leaking fuel.

Fig 2: High Pressure Pipe
GWWA24-12195Courtesy of AUDI OF AMERICA, LLC
CAUTION:

The fuel system is under pressure.

Risk of injury from fuel spraying out.

- Wear protective eyewear.

- Wear safety gloves.

- Reduce the pressure: place clean cloths around the connection point and carefully open the connection point.

-- Remove the union nuts -1 and 2- and then remove the high pressure pipe.