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Home >> Volkswagen >> 2009 >> GLI 2.0 A, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 75 (Antilock Brake System) >> 45 Antilock Brake System >> Description And Operation >> Abs Control Module And Hydraulic Unit Assembly Overview
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Abs Control Module And Hydraulic Unit Assembly Overview

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ABS/EDL/ASR/ESP, TRW 

Fig 1: Identifying Assembly Overview: Hydraulic Unit, ABS TRW (ABS/EDS/ASR/ESP)
GWWN45-10083Courtesy of VOLKSWAGEN UNITED STATES, INC.
  1. ABS Control Module (w/EDL) -J104-

    It is not possible to separate the control module and hydraulic unit.

  2. ABS Hydraulic Unit -N55-

    It is not possible to separate the control module and hydraulic unit.

  3. Brake Line
    • To right front brake caliper.
    • Identification: 5.25 mm diameter and tube fitting with M10 x 1 thread
    • Marked on hydraulic unit with "VR".
  4. Brake Line
    • To left rear brake caliper.
    • Identification: 5.25 mm diameter and tube fitting with shorter thread M12 x 1
    • Marked on hydraulic unit with "HL".
  5. Brake Line
    • To right rear brake caliper.
    • Identification: 5.25 mm diameter and tube fitting with M10 x 1 thread
    • Marked on hydraulic unit with "HR".
  6. Brake Line
    • To left front brake caliper.
    • Identification: 5.25 mm diameter and tube fitting with shorter thread M12 x 1
    • Marked on hydraulic unit with "VL".
  7. Brake Line
    • Master brake cylinder/primary piston circuit to hydraulic control unit.
    • Identification: 8.5 mm or 6 mm diameter and tube fitting with longer thread M12 x 1
    • Marked on hydraulic unit with "HZ1".
  8. Brake Line
    • Master brake cylinder/secondary piston circuit to hydraulic unit.
    • Identification: 8.5 mm or 6 mm and tube fitting with longer thread M12 x 1
    • Marked on hydraulic unit with "HZ2".
  9. Heat Shield

    Allocation.

  10. Bolt
    • 12 Nm
  11. Brake Booster
  12. Bracket
  13. Nut
    • 20 Nm
  14. Rubber Insulation
  15. Bolt
    • 10 Nm
  16. Bracket