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Home >> Lexus >> 2010 >> GS 450h >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (Diagnostic Codes (P0A10-263-P0A78-287) >> Hybrid Control System >> DTC P0A1A-200: Generator Control Module; DTC P0A1A-792: Generator Control Module; DTC P0A1A-793: Generator Control Module >> Description
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DTC P0A1A-200: Generator Control Module; DTC P0A1A-792: Generator Control Module; DTC P0A1A-793: Generator Control Module: Description

The inverter with converter assembly (MG ECU) monitors its internal operation and detects malfunctions.

DTC No. INF Code DTC Detection Condition Trouble Area
P0A1A 200 Generator R/D resolver angle error
  • Inverter with converter assembly (MG ECU)
  • Hybrid vehicle transmission assembly (Generator resolver)
  • Hybrid vehicle transmission assembly (Motor resolver)
  • Wire harness or connector
P0A1A 792 REF frequency error
  • Inverter with converter assembly (MG ECU)
  • Hybrid vehicle transmission assembly (Generator resolver)
  • Hybrid vehicle transmission assembly (Motor resolver)
  • Wire harness or connector
P0A1A 793 REF signal open error
  • Inverter with converter assembly (MG ECU)
  • Hybrid vehicle transmission assembly (Generator resolver)
  • Hybrid vehicle transmission assembly (Motor resolver)
  • Wire harness or connector