With Keyless Access With Push Button Start System: 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.

UART between the TPMS control module and the body integrated unit is open or shorted, or has communication failure.
Communication with TPMS control module is faulty.

Time Needed for Diagnosis:

10 times