TT Coupe L4-1.8L Turbo (AWP) (2005)
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Remove engine cover panel -1- -arrows-.
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Briefly open fuel tank filler cap (to release pressure).
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Press release catch and disconnect fuel supply pipe -1-.
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Connect pressure gauge VAG 1318 to fuel supply pipe using adapters 1318/7 and 1318/17 (x 2).
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Open cut-off valve on pressure gauge (valve handle points in direction of flow).
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Start the engine and run at idling speed.
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Measure fuel pressure.
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Specification: approx. 2.5 bar