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Home >> Volkswagen >> 2015 >> Jetta S, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 30 (Fuel Supply System (Service Information - Diesel Engines - CVCA, DEBA, DELA)) >> 20 Fuel Supply >> MISFUELING >> Engine Was Started With Incorrect Fuel

Engine Was Started With Incorrect Fuel

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

Special Tools And Workshop Equipment Required 

-- Empty the fuel tank as much as possible through the filler neck using the Fuel Extraction Unit :VAS5190  . Refer to FUEL TANK, DRAINING WHEN MORE THAN .

-- Remove the rear bench seat. Refer to REAR SEATS .

-- Unclip the sealing flange cover -1- at the tabs -arrows- using the Trim Removal Wedge :3409  .

GWWA20-10835Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
WARNING:

Remember that if the battery is connected, the fuel pump will turn on when a door is opened. Fuel may leak out when the system is open.

-- Remove the fuel return line -1- from the sealing flange. Disconnect the connector couplings. Refer to CONNECTOR COUPLINGS, SEPARATING .

GWWN20-10044Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
WARNING:

The fuel line is under pressure.

Fuel poses a risk of injury to the eyes and skin.

Wear protective eyewear and protective clothing to avoid injury and contact with skin. Place a cleaning cloth around the connection point before loosening hose connections. Carefully open the connection point to release the pressure.

-- Connect the Diesel Pressure Tester Kit - Hose 1 :VAS6551/1  from the Diesel Pressure Tester Kit :VAS6551  to the fuel return line.

-- If necessary, lengthen the Diesel Pressure Tester Kit - Hose 1 :VAS6551/1  with the Diesel Pressure Tester Kit - Adapter Set - Adapter 1 :VAS6551/5-1  and a commercially available hose.

-- Guide the free end of the Diesel Pressure Tester Kit - Hose 1 :VAS6551/1  into a suitable container.

-- Connect the Vehicle Diagnostic Tester.

-- Perform the Guided Function: Empty Fuel Tank  .

NOTE:

The fuel pump is now activated.

-- Repeat this procedure as necessary until the fuel tank is completely empty.

-- Check the fuel tank for shavings.

-- Empty the fuel delivery unit reservoir.

-- Check the reservoir visually for large contaminants and shavings and on the screen.

Are there any shavings?

Yes  . Refer to Shavings in the Fuel Delivery Unit and Reservoir .

No  . Refer to No Shavings in the Fuel Delivery Unit and Reservoir .

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