DTC B100D-87: Column Lock Authorization - Missing message: Action

NOTE: Prior to clearing this DTC, carry out the Vehicle Functional Reset application using the manufacturer approved diagnostic system

Clear DTC, repeatedly lock and unlock car using the key fob and retest. Check for related DTCs and refer to the relevant DTC index
If the fault is cleared, notify the customer that the steering column lock may fail to unlock if the vehicle is parked with a high steering angle or with the road wheel against a curb. If the column lock is failing to disengage, the customer may be able to rectify this by rotating the steering wheel while pressing the engine start button
If fault persists, complete a CAN network integrity test using the manufacturers approved diagnostic system. Alternatively, refer to the appropriate electrical circuit wiring diagrams and check CAN circuits between the central junction box, the instrument cluster and the electronic steering column lock. Refer to the appropriate electrical circuit wiring diagrams and check the central junction box, the instrument cluster and the electronic steering column lock power and ground supply circuits for short circuit to ground, short circuit to power, open circuit, high resistance. Repair circuit(s) as required. Clear DTC, perform an on demand self-test and retest
If fault persists, check that the vehicle battery supply voltage is between 9-16 volts. Rectify as required