DTC B1304-98: Electronic Power Assisted Steering System - Component or system over temperature: Action

NOTE: The system is designed to give a heavier but stable steering feel when high temperature is detected to protect the system from permanent damage. It is recommended to reduce level of steering inputs to the steering in the specific scenarios identified by the customer to provoke the problem. Depending on the level of reduction this could be accompanied by an alert

Check for heat shield damage or mud packing around power steering control module. Allow the power steering control module to cool. Consider the environmental temperature
Using JLR approved diagnostic equipment, clear the DTCs and retest