Citroen DS Hydraulic Pump

The Citroen DS hydraulic pump is integral to many key systems on the car. Suspension, brakes, steering, gearchange to name a few. All of these system rely on hydraulic pressure to do their job. Other than early ID models, the DS uses a seven plunger pump and then a pressure regulator to ensure the right hydraulic pressures are maintained.

The pump on my car had been leaking more and more over the last year or so. This is not ideal not just from a mess point of view, but can cause a safety issue. The DS has inboard front brakes, […]