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Home >> Lexus >> 2021 >> LS 500 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Front Camera System - Diagnostic Codes & Circuit Tests) >> Front Camera System >> DTC U0320-57: Software Incompatibility with Power Steering Control Module Invalid / Incompatible Software Component [10/2023 - ] >> Description

DTC U0320-57: Software Incompatibility with Power Steering Control Module Invalid / Incompatible Software Component [10/2023 - ]: Description

WARNING: This page is about a different car, the 2024 Lexus LS 500. However, it is still accessible from the selected car via links, so may be relevant.

The forward recognition camera receives the vehicle specification information via CAN communication. When the value of the vehicle specification information sent from the power steering ECU (rack and pinion power steering gear assembly) does not match the value stored in the forward recognition camera, the forward recognition camera stores DTC U0320-57.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from Priority
U0320-57 Software Incompatibility with Power Steering Control Module Invalid / Incompatible Software Component The value of the vehicle specification information sent from the power steering ECU (rack and pinion power steering gear assembly) does not match the value stored in the forward recognition camera
  • Power steering system
  • Forward recognition camera
Front Recognition Camera B