DTC U0423-00: Error Signal Received From Instrument Cluster: Notes

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Description	Error signal received from instrument cluster
Detection condition	Electric parking brake control module receives the error signals from the instrument cluster with the ignition switched ON (engine off or on).
Fail-safe	Not applicable
Possible cause	DTCs are stored in the instrument cluster. Instrument cluster malfunction Electric parking brake control module malfunction
System wiring diagram	Not applicable