DTC U0420-83: Error Signal Received From Electric Power Steering (EPS) Control Module: Notes

WARNING: This page is about a different car, the 2018 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.

DTC U0420:83 (360°VIEW Monitor Control Module) DETECTION CONDITION AND POSSIBLE CAUSE

Description	Error Signal Received From Electric Power Steering (EPS) Control Module
Detection Condition	The 360°view monitor control module detects a signal error from the electric power steering (EPS) control module for a certain period of time or more.
Fail-safe	Projected vehicle path is not displayed when system is starting
Possible Cause	DTCs are stored in the electric power steering (EPS) control module. Electric power steering (EPS) control module malfunction 360°view monitor control module malfunction
System Wiring Diagram	Not applicable