Passat Sedan L4-1.9L DSL Turbo (AHH) (1998)
Hydraulic Control Assembly - Antilock Brakes: Service and Repair
Hydraulic Unit, Vacuum Brake Booster & Brake Master Cylinder
Hydraulic unit, vacuum brake booster and brake master cylinder, servicing
Note:
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ABS control module (6) and hydraulic unit -N55- (8) are not supplied individually at present. Therefore, they must be replaced as an assembly
1. Brake booster
2. Spring
3. Self-locking nut
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9 Nm (80 inch lbs.)
4. Threaded stud
5. Rubber damper
6. Control module
7. T 20 torx bolt,
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8 Nm (71 inch lbs.)
8. ABS hydraulic unit -N55-
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Note different versions: ABS front wheel drive ABS/EDL front and four wheel drive.
9. Brake line connection
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Hydraulic unit -N55- to right front brake caliper
10. Brake line connection
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Hydraulic unit to left front brake caliper
11. Brake line
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Master brake cylinder/secondary piston circuit to hydraulic unit
12. Brake line
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Brake master cylinder/primary piston circuit to hydraulic unit
13. Brake line connection
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Hydraulic unit -N55- to left rear wheel cylinder/caliper
14. Brake line connection
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Hydraulic unit to right rear wheel cylinder/caliper
15. Retainer
16. Hex bolt
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9 Nm (80 inch lbs.)
17. Retainer
18. -T 45 torx bolt
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25 Nm (18 lbs.)