volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Fuel Injection - Cleaning & Intake Valve Decarbonization|Page 955 > < Fuel Injection - Cleaning & Intake Valve Decarbonization|Page 953
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Check this first:

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Engine MUST be at operating temperature

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remove fuel pump fuse

WARNING

Fire hazard. Do NOT smoke or have anything in the area that can ignite fuel when working on fuel system.

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disconnect fuel inlet line at fuel distributor

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wrap a towel around banjo eyelet (arrow B) to absorb possible fuel drippage

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attach adapter line (from kit) to fuel distributor inlet port (arrow A)

CIS

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disconnect fuel return line at fuel distributor

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install threaded plug, from kit (arrow 1) using a new seal

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install cap nut, from kit, onto fuel return line banjo bolt (arrow 2)

CIS-E

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disconnect fuel return line at fuel pressure regulator

Fuel Injection - Cleaning & Intake Valve Decarbonization|Page 955 > < Fuel Injection - Cleaning & Intake Valve Decarbonization|Page 953