1. Carefully check the condition of the parking brake parts.
2. If a break or rubbing of the wires is detected, replace the cable with a new one.
3. Make sure that the teeth of the sector and the latches of the handle are not damaged, replace the worn parts.
4. Check the condition of the spring. It should ensure the return of the lever to the non-working position.
5. Check the condition of the rear cable sheath and the fastening of the lugs on the sheath, and also make sure that the cable moves freely inside the sheath. If the sheath is damaged and the fastening of the tips is loose, replace the cable.