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DTC U0418-81: Invalid Data Received from Brake System Control Module Invalid Serial Data Received [05/2023 - ]: Description

WARNING: This page is about a different car, the 2024 Lexus LC 500h. However, it is still accessible from the selected car via links, so may be relevant.
DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
U0418-81 Invalid Data Received from Brake System Control Module Invalid Serial Data Received Once 3 seconds elapse after turning the power switch on (IG), the forward recognition camera receives a brake control system malfunction signal from the skid control ECU assembly for approximately 1 second or more.
  • Forward recognition camera
  • Electronically controlled brake system
Pre-Collision System