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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (P310) - RX400H - DTC P0336-137 Through P0A72-326 >> DTC P0A0F-204 Engine Failed to Start; DTC P0A0F-205 Engine Failed to Start; DTC P0A0F-533 Engine Failed to Start; DTC P0A0F-534 Engine Failed to Start >> Description

DTC P0A0F-204 Engine Failed to Start; DTC P0A0F-205 Engine Failed to Start; DTC P0A0F-533 Engine Failed to Start; DTC P0A0F-534 Engine Failed to Start: Description

The HV system performs the fail-safe control based on an abnormal signal from the EFI system.

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. INF Code DTC Detection Condition Trouble Area
P0A0F 204 Abnormal signal input from the ECM (abnormal engine output)
  • HV control ECU 1
  • SFI system
↑ 205 Abnormal signal input from the ECM (engine is unable to start)
  • HV control ECU
  • SFI system
↑ 533 Abnormal signal input from the ECM (abnormal engine output when running out of fuel)
  • HV control ECU
  • SFI system
↑ 534 Abnormal signal input from the ECM (fuel level not sufficient to start the engine)
  • HV control ECU
  • EFI system