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Home >> Volkswagen >> 2021 >> Jetta R-Line, Automatic Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> 45 Antilock Brake System >> Control Module And Hydraulic Unit >> Overview - Control Module And Hydraulic Unit
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Overview - Control Module And Hydraulic Unit

Fig 1: Exploded View Of Control Module And Hydraulic Unit
GWWN45-10262Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. ABS Control Module -J104-
  2. ABS Hydraulic Unit -N55-
  3. TORX® Bolt
    • Tighten the new TORX® bolts in two steps, switching back and forth.
    • 1. Step: preliminary tightening specification: 1 Nm to 1.5 Nm (to position the seal)
    • 2. Step: final tightening specification: 2.5 Nm
  4. Brake Line
    • 14 Nm
    • To the right rear brake caliper
    • Identification: 5.25 mm diameter and tube fitting with a M12 x 1 thread
  5. Brake Line
    • 14 Nm
    • To the left front brake caliper
    • Identification: 5.25 mm diameter and tube fitting with a M10 x 1 thread
  6. Brake Line
    • 14 Nm
    • To the right front brake caliper
    • Identification: 5.25 mm diameter and tube fitting with a M12 x 1 thread
  7. Brake Line
    • 14 Nm
    • To the left rear brake caliper
    • Identification: 5.25 mm diameter and tube fitting with a M10 x 1 thread
  8. Brake Line
    • 14 Nm
    • Brake master cylinder/primary piston circuit to the ABS Hydraulic Unit -N55-
    • Identification: 6 mm diameter and pipe fitting with a M12 x 1 thread
  9. Brake Line
    • 14 Nm
    • Brake master cylinder/secondary piston circuit to the ABS Hydraulic Unit -N55-
    • Identification: 6 mm diameter and pipe fitting with a M12 x 1 thread
  10. Brake Booster
    • Removing and Installing
  11. Bracket
  12. Bolt
    • 8 Nm
  13. Rubber Bushing
  14. Heat Shield

    Allocation. Refer to the Parts Information.

  15. Hex Nut
    • 20 Nm
  16. Bracket
  17. Hex Nut
    • 20 Nm