"Corrective steering" refers to making small adjustments or changes in the direction of something in order to keep it on the right path and avoid any potential problems or mistakes. Full definition
The vehicle's lane assistance system warns the driver when the car is drifting out of lane and applies a small corrective steering to bring the car back into its lane. (euroncap.com)
The maximum corrective steering torque is also limited to ensure that the driver can remain in control of the vehicle. (euroncap.com)
If the driver fails to act accordingly, then the system uses corrective steering to keep the vehicle in its lane. (toyotabreinigsville.krausetoyota.com)