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Home >> Toyota >> 2019 >> RAV4 LE, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Dynamic Radar Cruise Control System (Except HV) - Diagnostic Codes & Circuit Tests >> DYNAMIC RADAR CRUISE CONTROL SYSTEM (for Gasoline Model) >> DTC U0322-57: Software Incompatibility with Body Control Module Invalid/Incompatible Software Component [12/2021 - ] >> Description
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DTC U0322-57: Software Incompatibility with Body Control Module Invalid/Incompatible Software Component [12/2021 - ]: Description

The millimeter wave radar sensor assembly receives vehicle specification information from the main body ECU (multiplex network body ECU) and ECM via the CAN communication line. If the vehicle specification information stored in the millimeter wave radar sensor assembly does not match the vehicle specification information sent from the main body ECU (multiplex network body ECU) and ECM, the millimeter wave radar sensor assembly stores DTC U0322-57.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from
U0322-57 Software Incompatibility with Body Control Module Invalid/Incompatible Software Component While the dynamic radar cruise control system is operating, the vehicle information (steering wheel position) stored in the millimeter wave radar sensor assembly does not match the vehicle information sent from the main body ECU (multiplex network body ECU) for approximately 5 seconds or more. Front radar sensor system Does not come on Radar Cruise2