How do you fix the speedometer and mileometer on your Renault Laguna?

To fix the speedometer and odometer on a Renault Laguna, first check the fuse associated with the instrument cluster, as a blown fuse can cause them to malfunction. If the fuse is intact, inspect the vehicle's speed sensor, which may be faulty or disconnected. Additionally, ensure that the wiring to the instrument cluster is secure and free from damage. If these steps do not resolve the issue, it may be necessary to consult a professional mechanic or consider replacing the instrument cluster.