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Home >> Lexus >> 2021 >> RC F Fuji Speedway Edition >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Front Radar Sensor System - Diagnostic Codes) >> Front Radar Sensor System >> DTC U0305-57: Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component [01/2023 - ] >> Description
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DTC U0305-57: Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component [01/2023 - ]: Description

WARNING: This page is about a different car, the 2024 Lexus RC F and 2023 Lexus RC F. However, it is still accessible from the selected car via links, so may be relevant.

The millimeter wave radar sensor assembly receives vehicle information from the forward recognition camera via CAN communication.

If the vehicle information stored in the forward recognition camera differs from that stored in the millimeter wave radar sensor assembly, the millimeter wave radar sensor assembly stores this DTC.

DTC No. Detection Item DTC Detection Condition Trouble Area
U0305-57 Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component When the engine switch is on (IG), the vehicle information stored in the millimeter wave radar sensor assembly differs from that received from the forward recognition camera
  • Millimeter wave radar sensor assembly
  • Forward recognition camera