DTC U1100-49: Control Module Internal Flexray Hardware - Internal electronic failure: Action

NOTE: If a new ABS module is installed, refer to the relevant article of the service information and perform the calibration and brake fluid bleed process

Set the ignition to off, set the ignition to on, clear the DTCs. Set the ignition to off, set the ignition to on, if the DTC does not reset, no fault found, return the car to the customer. If the DTC resets install a new anti-lock brake system control module