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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel Supply >> 20 Fuel Supply >> Fuel Tank >> MISFUELING Guard, Removing And Installing >> Removing

MISFUELING Guard, Removing And Installing: Removing

Observe the safety precautions. Refer to SAFETY PRECAUTIONS .

Follow the guidelines for clean working conditions. Refer to GUIDELINES FOR CLEAN WORKING CONDITIONS .

-- Open the fuel filler door.

-- Clean the area around the fuel filler neck.

-- Remove the fuel filler cap -arrow-.

Fig 1: Fuel Filler Cap
GWWA20-11568Courtesy of AUDI OF AMERICA, LLC

-- Release the tab for the locking ring using the TORX® screwdriver -arrow-.

Fig 2: Releasing Tab For Locking Ring Using TORX(R) Screwdriver
GWWA20-10748Courtesy of AUDI OF AMERICA, LLC

-- Insert the locking ring pliers into both holes -arrows- on the locking ring.

Fig 3: Identifying Installation Of Locking Ring With Locking Ring Pliers
GWWA20-10749Courtesy of AUDI OF AMERICA, LLC

-- Turn the locking ring counter-clockwise approximately 25°.

-- Tilt the locking ring in the fuel filler neck and remove it through the cap openings -arrows-.

Fig 4: Tilting Locking Ring Inside Fuel Filler Tube To Remove It Through Fuel Cap Opening
GWWA20-10829Courtesy of AUDI OF AMERICA, LLC

-- Remove the misfueling guard from the fuel filler neck in direction of -arrow-. Use locking ring pliers if necessary.

Fig 5: Identifying Removal Of Incorrect Fuel Protection From Fuel Filler Tube
GWWA20-10830Courtesy of AUDI OF AMERICA, LLC