LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2015 >> IS 250 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Front Radar Sensor System - Diagnostic Codes) >> Front Radar Sensor System >> DTC U0305-57: Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component [09/2020 - ] >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC U0305-57: Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component [09/2020 - ]: Procedure

WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2024 Lexus IS 500, 2024 Lexus IS 350, 2024 Lexus IS 300, 2023 Lexus IS 500, and 2023 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FOR DTCs 
    1. Check for DTCs.

      Body Electrical > Front Radar Sensor > Trouble Codes 

      Chassis > Front Recognition Camera > Trouble Codes 

      Result

      Result Proceed to
      DTC U0305-57 (Front Radar Sensor) and U0322-57 (Front Recognition Camera) are output A
      Only DTC U0305-57 (Front Radar Sensor) is output B

    Result: 

    REPLACE FORWARD RECOGNITION CAMERA. Refer to  REMOVAL [09/2020 - ] 

    Result: 

    REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY. Refer to  REMOVAL [09/2020 - ]