Jetta GLS Wagon L4-1.8L Turbo (AWP) (2002)
Remove piston seal using wedge 3409.
Note: When removing piston seal make sure that the cylinder bore is not damaged.
Installing
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Lubricate piston, piston seal and cylinder bore lightly with assembly lubricant G 052 150 A2
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Install new piston seal in caliper.
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Place protective seal with outer sealing lip on piston.
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Hold piston in front of caliper and insert inner sealing lip into groove in cylinder using wedge 3409.
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Press piston into brake caliper housing using piston resetting tool.
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The protective seal outer sealing lip must slip into the piston groove.