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Home >> Audi >> 2002 >> S4 Quattro, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Supply System >> 20 - Fuel supply system >> Fuel tank, vehicles with front wheel drive as of 11.04 >> Fuel tank, draining

Fuel tank, draining

Special tools, testers and auxiliary items required 

Fig 1: Identifying Fuel Extraction Unit VAS 5190
GW00000161Courtesy of VOLKSWAGEN UNITED STATES, INC.

Work procedure 

Observe safety precautions → Safety precautions when working on fuel supply system .

Observe rules for cleanliness → Rules for cleanliness .

CAUTION:
Fig 2: Pushing Cover Over Battery Toward Right And Removing It Upward
GW00018536Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 3: Locating Battery Ground Strap
GW00018537Courtesy of VOLKSWAGEN UNITED STATES, INC.
CAUTION: Secure Ground (GND) wire of fuel extraction unit VAS 5190 to a bare area of the chassis.
Fig 4: Pulling Cone Piece From Shaft Piece Of Fuel Siphoning Device VAS 5190
GW00004941Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 5: Installing Fuel Siphoning Device VAS 5190 Onto Fuel Filler Tube Of Fuel Tank
GW00004942Courtesy of VOLKSWAGEN UNITED STATES, INC.
NOTE:
  • If using a siphoning device without shaft end, proceed basically in the same manner.
Fig 6: Sliding Suction Hose As Far Into Fuel Tank Until Mark Applied Earlier Meets Fuel Filler Tube
GW00012355Courtesy of VOLKSWAGEN UNITED STATES, INC.