General layout of the hydraulic systems

 

  • All these vehicles have a circuit defined as the " SOURCE OF PRESSURE " which is arranged to operate or assist various mechanical units.
  • The layout of the circuits differs according to units requiring assistance or operation.

Simplified diagrams of the circuit layouts :

DS 21 - DS 19 A (DX - DY)
(Until December 1967)

DS 21 M - DS 19 MA (DJ - DL)
Break 21 - Break 19 A (DJF - DLF)

(Until December 1967)

DS 21 - DS 19 A (DX - DY) (Since December 1967)
DS 21 (DY)
Safari 21 - 19 A (DXF - DYF)
 
Optional hydraulic clutch and gearchange control.
Safari 20 (DYF)

DS 21 M (DJ) - DS 19 MA (DL)  (Since December 1967)
DS20 M (DL)
Safari 21 - 19 A (DJF - DLF)
Safari 20 (DLF)

ID 19 B - ID 20 (DV - DT)

DS 21 with Electronic Fuel Injection from September 1969
(DX.IE - DJ.IE)