DTC B2788 IGN Signal Correlation (Steering Lock Control Module): DTC Detecting Condition
WARNING: This page is about a different car, the 2016 Subaru Outback and 2016 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
When mismatch occurs in the IG1 input of the steering lock control module for both LIN communication line input (IG1 input value of keyless access control module) and solid line input.