Esp light on 2006 Honda rancher at 400 not shift?

If the ESP (Electronic Stability Program) light is on and your 2006 Honda Rancher is not shifting, it could indicate a problem with the transmission or the electronic control system. Common issues include low Transmission Fluid, a faulty speed sensor, or an issue with the transmission control module. It's advisable to check the fluid levels first and then consider having the vehicle scanned for error codes to diagnose the problem accurately. If the issue persists, consulting a professional mechanic is recommended.