9000 CDE V6-2962cc 3.0L DOHC (B308) (1995)
In the rest (brakes off) position the return springs press the pistons to the rear end position. In this position, both return passages are open and the
brake system is without pressure. Rearward movement is limited by a stop pin.
Brakes Applied (Both Circuits In Operation)
When the brake pedal is pressed down, the primary piston is pushed forwards by the pushrod.