DTC C1A53-68: Manual Emergency Release Activated - Event information: Action

Check that the electric park brake emergency release cable is not permanently pulled (or stuck). Attempt to reengage the electric park brake by operating the apply switch twice. If successful, clear the DTCs and test by operating the emergency release and re-engaging the electric park brake
Check the integrity of the park brake cables
Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new electric park brake control module