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Home >> Audi >> 2009 >> Q7 4.2 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (3.0L - Fuel Supply System - Engine Code(S): CATA & CNRB) >> 20 Fuel Supply >> Fuel Tank >> MISFUELING Guard, Removing And Installing >> Removing

MISFUELING Guard, Removing And Installing: Removing

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

Follow all safety precautions, refer to WORKING ON FUEL SYSTEM .

Follow the guidelines for clean working conditions, refer to CLEAN WORKING CONDITIONS .

-- Open the fuel filler door.

Fig 1: Identifying Fuel Filler Cap (Fuel Cap)
GWWA20-1253Courtesy of AUDI OF AMERICA, LLC

-- Clean the area around the fuel filler tube.

-- Remove the fuel filler cap -arrow-.

-- 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-.

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

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

-- Tilt the locking ring inside the fuel filler tube and remove it through the fuel cap opening -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 tube -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