Beetle L4-1.9L DSL Turbo (ALH) (1998)
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Pull control module straight up to remove.
Note:
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Be sure that the hydraulic unit valve dome is not tilted against the control module solenoid valves.
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Cover the control module magnetic coils with a plastic covering. Do not use rags.
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After separating the control module and hydraulic unit, use transportation protection for the valve dome.
Installing
CAUTION
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Only remove sealing plugs on the new hydraulic unit just before installing the corresponding brake line.
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M the sealing plugs are removed too early, brake fluid can escape. It can then no longer be guaranteed that the unit is sufficiently filled or
adequately bled.
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When assembling the control module and hydraulic unit, be sure that the hydraulic unit valve dome is not tilted against the control module
solenoid valves.
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Using new bolts, install control module to hydraulic unit. Do not tighten more than max. 4 Nm (35 inch lbs.).
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Re-connect electrical connector for hydraulic pump motor.
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Install ABS unit to bracket.
Note:
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Hand-tighten bolts to make attaching individual brake lines easier
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After tightening brake lines, tighten hydraulic unit.
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Continue installation in reverse order of removal.
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Bleed brake system. See: Brake Bleeding
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Enter radio code.
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Code control module; Refer to Testing and Inspection.
Tightening Torques:
Control Module To Hydraulic Unit Max. 4 Nm 35 inch lbs.
Hydraulic Unit Bolt To Bracket 8 Nm 71 inch lbs.
Nut For Brake Master Cylinder To Brake Booster 20 Nm 15 ft. lbs.
Brake Lines To ABS Unit
Thread M10 x 1 15 Nm 11 ft. lbs.
Thread M12 x 1 15 Nm 11 ft. lbs.
Nut To Body 20 Nm 15 ft. lbs.
Cap Nut To Body 20 Nm 15 ft. lbs.