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Home >> Lexus >> 2009 >> LS 600hL >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (Diagnostic Codes (P0A7A-324 - P1557-887)) >> Hybrid Control System >> DTC P0A94-127: DC / DC Converter Performance >> Description

DTC P0A94-127: DC / DC Converter Performance: Description

For a description of the boost converter. Refer toDESCRIPTION .

If the boost converter detects a circuit malfunction or overvoltage, it transmits this information to the MG ECU via the boost converter overvoltage signal line.

DTC No. INF Code DTC Detection Condition Trouble Area
P0A94 127 Boost converter overvoltage signal detection (overvoltage due to system malfunction)
  • HV battery junction block
  • Inverter with converter assembly
  • Service plug grip
  • Frame wire
  • Hybrid vehicle transmission assembly
  • Wire harness or connector
  • Generator cable
  • Motor cable