Belt pretensioner (236C, 236P) (236RD, 236RP, CV): Location

Belt tensioner, driver (236D) 

Belt tensioner, passenger (236P) 

Belt pretensioner, rear seat, driver's side (236RD)  (CV).

Belt pretensioner, rear seat, passenger side (236RP)  (CV).

CV: 

Fig 1: Identifying Belt Pretensioner (236C, 236P) (236RD, 236RP, CV)

Courtesy of SAAB-SCANIA OF AMERICA, INC.

4D, 5D: 

Fig 2: Identifying Belt Pretensioner (236C, 236P) (236RD, 236RP, 4D, 5D)

Courtesy of SAAB-SCANIA OF AMERICA, INC.