Overview - Control Module And Hydraulic Unit, LHD

Fig 1: Exploded View Of Control Module And Hydraulic Unit (LHD)

Courtesy of AUDI OF AMERICA, LLC

1. ABS Control Module -J104-
   • Refer to Control Module for ABSJ104/Hydraulic Unit for ABSN55, Removing and Installing  .
2. Brake Line to Right Rear Brake Cylinder
   • 5.25 mm diameter and union bolt with shorter thread M12 x 1
   • With commercially available standard tools: 14 Nm
   • With special tools Mini Torque Wrench VAS 6854, Torque Wrench - Universal Joint VAG 1410/7 and Open Ring Spanner Insert - AF 11mm VAG 1410/6: 12 Nm
3. Brake Line to Left Front Brake Caliper
   • 5.25 mm diameter and union bolt with thread M 10 x 1
   • With commercially available standard tools: 14 Nm
   • With special tools Mini Torque Wrench VAS 6854, Torque Wrench - Universal Joint VAG 1410/7 and Open Ring Spanner Insert - AF 11mm VAG 1410/6: 12 Nm
4. Brake Line to Right Front Brake Caliper
   • 5.25 mm diameter and union bolt with shorter thread M12 x 1
   • With commercially available standard tools: 14 Nm
   • With special tools Mini Torque Wrench VAS 6854, Torque Wrench - Universal Joint VAG 1410/7 and Open Ring Spanner Insert - AF 11mm VAG 1410/6: 12 Nm
5. Brake Line to Left Rear Brake Cylinder
   • 5.25 mm diameter and union bolt with thread M 10 x 1
   • With commercially available standard tools: 14 Nm
   • With special tools Mini Torque Wrench VAS 6854, Torque Wrench - Universal Joint VAG 1410/7 and Open Ring Spanner Insert - AF 11mm VAG 1410/6: 12 Nm
6. ABS Hydraulic Unit -N55-
   • Refer to Control Module for ABSJ104/Hydraulic Unit for ABSN55, Removing and Installing  .
7. Torx Bolt
   • Quantity: 4
   • Replace after removing
   • Refer to Fig 2
8. Brake Line to Master Brake Cylinder Secondary Piston Circuit
   • 6 mm diameter and union bolt with thread M 12 x 1
   • With commercially available standard tools: 14 Nm
   • With special tools Mini Torque Wrench VAS 6854, Torque Wrench - Universal Joint VAG 1410/7 and Open Ring Spanner Insert - AF 11mm VAG 1410/6: 12 Nm
9. Brake Line to Master Brake Cylinder Primary Piston Circuit
   • 6 mm diameter and union bolt with thread M 12 x 1
   • With commercially available standard tools: 14 Nm
   • With special tools Mini Torque Wrench VAS 6854, Torque Wrench - Universal Joint VAG 1410/7 and Open Ring Spanner Insert - AF 11mm VAG 1410/6: 12 Nm
10. Rubber Bushing
11. Bracket
12. Brake Booster -NX6-
    • Refer to OVERVIEW - BRAKE BOOSTER/BRAKE MASTER CYLINDER, LHD .
    • Refer to OVERVIEW - BRAKE BOOSTER/BRAKE MASTER CYLINDER, LHD .
    • Refer to BRAKE BOOSTER -NX6-, REMOVING AND INSTALLING, LHD .
13. Bolt
    • Quantity: 3
    • 20 Nm
14. Bracket
15. Bolt
    • Quantity: 2
    • 8 Nm

Fig 2: ABS Control Module -J104- Tightening Sequence

Courtesy of AUDI OF AMERICA, LLC

Step	Bolt	Tightening Specification/Additional Turn
1	-1- through -4-	1.25 Nm
2	-1- through -4-	3.5 Nm