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Home >> Lexus >> 2020 >> UX 200 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 58 (Hybrid Control System (Diagnostic Codes) (4 Of 5)) >> Hybrid Control System >> DTC P33B9-9F: Motor/Generator Shutdown Signal (Hybrid/EV Side) Stuck Off [10/2018 - ] >> DTC Summary

DTC Summary

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  1. MALFUNCTION DESCRIPTION 

    The hybrid vehicle control ECU detects malfunctions which prevent the inverter with converter assembly emergency shutdown circuit (HSDN) from shutting down the hybrid control system. Detection is performed when the power switch is turned on (IG) and during the shutdown sequence when the power switch is turned off. If any of the following condition is detected, this DTC will be stored. If the following conditions are not detected, DTC P321E9F will be stored.

    • Hybrid vehicle control ECU malfunction
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