Installing belt tensioner

See SAFETY REGULATIONS FOR VEHICLES WITH AIRBAG AND BELT TENSIONER  .

1. Install belt tensioner. Observe the direction of travel -arrow 3- 
2. Position the belt on the roll-over bar with the aid of the guide pin -D-. 
3. Tighten fastening screw -C-,  tightening torque: 50 Nm (37 ftlb.).
4. Insert electrical plug -A-  in the belt tensioner.
5. Insert lead -B-  into the lead mount.
Fig 1: Installing Belt Tensioner
Courtesy of PORSCHE OF NORTH AMERICA, INC.
6. Push in fuse -1-  with a screwdriver in the -direction of travel-  until the fuse engages.
7. By gently pulling on the belt -arrow 2-  , check the winding ability of the belt strap.
Fig 2: Pushing In Fuse
Courtesy of PORSCHE OF NORTH AMERICA, INC.
8. Read out the fault memory with the Porsche System Tester.

See REMOVING AND INSTALLING FRONT THREE-POINT BELT  .