DTC B1304-07: Electronic Power Assisted Steering System - Mechanical failures: Action

WARNING: This page is about a different car, the 2018 Land Rover Discovery and 2017 Land Rover Discovery. However, it is still accessible from the selected car via links, so may be relevant.

Check the tire pressures. Rectify as necessary
Check that the wheels and tires comply with the manufacturer's specification for the vehicle. Rectify as necessary
Check the suspension and steering for damage. Rectify as necessary
Using the Jaguar Land Rover Approved Diagnostic Equipment, re-configure the power steering control module with the latest level software