DTC No. 13/No. 14: Release Signal Error From Steering Lock Unit/Steering Lock Unit Malfunction: Troubleshooting
WARNING: This page is about a different car, the 2006 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
Replace steering lock unit and recheck.
NOTE:
In case of vehicle equipped with immobilizer control system, DTC No. 13 is also set is such case where the keyless start control module which was used in another vehicle is installed, the remote controller ID code is registered in it but the ignition key transponder code is not registered in ECM. Therefore, when DTC No. 13 is detected, register the ignition key transponder code in ECM before replacing the steering lock unit.