volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Fuel Injection - Cleaning/Intake Valve Decarbonization|Page 1149 > < Fuel Injection - Cleaning/Intake Valve Decarbonization|Page 1147
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Syncro

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disconnect fuel return hose from fitting "A", and fuel supply hose from fitting "B". On Syncro vehicles, the in-line connector pipe should remain in
the hose coming from the fuel tank.

Vanagon

Syncro

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connect fuel return hose to supply hose fitting so a recirculating loop is formed which returns fuel from the pump to the tank (arrow)

Vanagon

Fuel Injection - Cleaning/Intake Valve Decarbonization|Page 1149 > < Fuel Injection - Cleaning/Intake Valve Decarbonization|Page 1147