How do you adjust citroen xantia handbrake?

To adjust the handbrake on a Citroën Xantia, first, ensure the car is on a flat surface and securely lift it using a jack. Remove the rear wheel and access the brake mechanism. Adjust the handbrake cable tension by turning the adjusting nut located near the rear of the handbrake lever until the desired tension is achieved, making sure the handbrake holds the car when engaged. Finally, test the handbrake by lowering the car and ensuring it holds securely on a slope.