Home >> Lexus >> 2017 >> GS 450h Base >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System (Diagnostic Codes (P0867-880 - P0A78-113)) >> Hybrid Control System >> DTC P0A1A-517: Generator Control Module; DTC P0A1A-809: Generator Control Module [10/2015 - ] >> Typical Malfunction Thresholds