On Ford it’s timing. The LKAS is read by the PCM which then relays info to the PSCM. The idea is that the steering module is fire walled by the PCM. The CCM

On Ford it’s timing. The LKAS is read by the PCM which then relays info to the PSCM. The idea is that the steering module is fire walled by the PCM. The CCM and ABS are similar. Toyota and Lexus expose the power steering controller to the CANBUS allowing takeover attempts