LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volkswagen >> 2021 >> Golf 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
April 5, 2026: LEMON Manuals is launched! Read the announcement.

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
    • 1. Step: Preliminary tightening specification 1 Nm to 1.5 Nm (to install the seal)
    • 2. Step: final tightening specification: 2.5 Nm
    • Install the new TORX® bolt in two steps switching back and forth.
  4. Brake Line
    • 14 Nm
    • Identification: 5.25 mm diameter and tube fitting with a M12 x 1 thread
    • To the right rear brake caliper
  5. Brake Line
    • 14 Nm
    • Identification: 5.25 mm diameter and tube fitting with a M10 x 1 thread
    • To the left front brake caliper
  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
    • Identification: 5.25 mm diameter and tube fitting with a M10 x 1 thread
    • To the left rear brake caliper
  8. Brake Line
    • 14 Nm
    • Identification: 6 mm diameter and tube fitting with a M12 x 1 thread
    • Brake master cylinder/primary piston circuit to the ABS Hydraulic Unit -N55-
  9. Brake Line
    • 14 Nm
    • Identification: 6 mm diameter and tube fitting with a M12 x 1 thread
    • Brake master cylinder/secondary piston circuit to the ABS Hydraulic Unit -N55-
  10. Brake Booster
    • Removing and installing
  11. Bracket
  12. Bolt
    • 8 Nm
  13. Rubber Buffer
  14. Heat Shield

    For allocation. Refer to the Parts Information

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