Jetta L4-2.0L (AZG) (2004)
Removing
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For vehicles with a coded radio, obtain code.
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Disconnect battery.
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Disconnector connector -1- of Mass Air Flow MAF sensor from air filter tube.
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Remove bolts -2- at air filter -3- and move filter to left side.
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On vehicles with Diesel engines, remove relay panel above brake booster.
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Remove as much brake fluid as possible from brake fluid reservoir using a brake bleeder bottle.
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Insert brake pedal depressor VAG 1869/2 or equivalent.
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Activate brake pedal booster with brake pedal depressor.
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Connect bleeder bottle hose to bleed screw of left front brake caliper and open bleed screw.
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Close left front bleed screw.
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Release ABS control module connector (arrow -1-) and remove (arrow -2 -)
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Place plastic covering under control module and hydraulic unit. Do not use rags.
Note: Do not let brake fluid enter electrical connectors.
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Disconnect brake lines from hydraulic unit to brake master cylinder (arrows) and suspend with wire.