Jetta L4-1.9L DSL Turbo (BEW) (2004)
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Pull off supply hose - 1 - (white marking) and return hose 2 - (blue marking) from fuel filter.
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Connect hand vacuum pump V.A.G. 1390 with bleed container V.A.G. 1390/1 to return hose.
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Operate hand vacuum pump until no more fuel comes out of return hose. Ensure that no fuel is drawn into hand vacuum pump.
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Pull vacuum hose - 1 - from brake servo off tandem pump 4-.
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Pull supply hose - 2 - (white marking) off tandem pump - 4
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Remove securing bolts - arrows -
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Remove tandem pump - 4 - from cylinder head.
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Pull tandem pump - 4 - slightly upward, pull off return hose 3 - (blue marking) and remove tandem pump - 4
Installing
Installation is performed in the reverse order. When installing, note the following:
Note:
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Ensure proper seating of tandem pump coupling in camshaft.
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Always replace tandem pump seals.
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Connect return hose - 3 - (blue marking) to return connection of tandem pump.
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Install tandem pump and tighten upper securing bolts to 20 Nm.
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Tighten lower securing bolts to 10 Nm.