TTT074523

TSB: Some 2023 model year RX 500h vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P24517F ? Evaporative Emission System Switching Valve Actuator Stuck Off present. This DTC may erroneously be displayed when the fault is related to DTC P14502A ? Fuel Tank Pressure Sensor Signal Stuck in Range. The Engine Control Model (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified so DTC P24517F will not be erroneously detected. Follow the Repair Procedure in this bulletin to address these conditions.