DTC B100D-64: Column Lock Authorisation - Signal plausibility failure: Action

NOTE: Prior to clearing this DTC, perform the Vehicle Functional Reset routine

Using the manufacturer approved diagnostic system, perform a CAN network integrity test. Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the high speed CAN bus (powertrain) circuit for short circuit to ground, short circuit to power, open circuit, high resistance
Using the manufacturer approved diagnostic system, check the anti-lock brake system control module for related DTCs and refer to the relevant DTC index
Using the manufacturer approved diagnostic system, check the engine control module for related DTCs and refer to the relevant DTC index
Using the manufacturer approved diagnostic system, check the central junction box for related DTCs and refer to the relevant DTC index