All Wheel Drive Control Module -J492-, Rear Final Drive 0BR, 0BS And 0BY (HALDEX-Clutch Generation IV) Overview

Fig 1: All Wheel Drive Control Module Assembly

Courtesy of AUDI OF AMERICA, LLC

1. All Wheel Drive (AWD) Control Module -J492-
   • Is calibrated with Haldex clutch control valve -N373-
   • Always replace together with valve
   • Removing and installing, refer to AWD Control Module -J492-, REAR FINAL DRIVE 0BR, 0BS AND 0BY (HALDEX-CLUTCH GENERATION IV) 
2. Bolt
   • 6 Nm
3. Cover
   • Always replace
   • With vulcanized seal
   • Remains on the control module or on the Haldex clutch housing during removal
4. Haldex Clutch Control Valve -N373-
   • Is calibrated with AWD control module
   • Always replace together with control module
   • Removing and installing, refer to AWD Control Module -J492-, REAR FINAL DRIVE 0BR, 0BS AND 0BY (HALDEX-CLUTCH GENERATION IV) 
5. Seal
   • Always replace
   • Make sure the centering lip fits correctly in the groove
   • Coat with high performance Haldex clutch oil and insert
6. Seal
   • Always replace
   • Diameter 12 mm
   • Coat with high performance Haldex clutch oil and insert
7. Seal
   • Always replace
   • Diameter 11 mm
   • Coat with high performance Haldex clutch oil and insert
8. Seal
   • Always replace
   • Diameter 10 mm
   • Coat with high performance Haldex clutch oil and insert