RX400h · Service Manual HYBRID SYSTEM

P0A0F-204

Diagnostic trouble codes

DESCRIPTION

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

INSPECTION PROCEDURE


1. READ OUTPUT DTC (SFI SYSTEM)

  1. Connect the intelligent tester to the DLC3.

  1. Turn the ignition switch to the ON position.

  1. Select the following menu items: Powertrain / Hybrid Control / DTC.

  1. Read output DTC. (Click here)

    OK:
    DTCs are output



 YES
GO TO DTC CHART
NO

REPLACE HYBRID VEHICLE CONTROL ECU


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