DTC    P0A0F-204    Engine Failed to Start

DTC    P0A0F-205    Engine Failed to Start

DTC    P0A0F-206    Engine Failed to Start

DTC    P0A0F-524    Engine Failed to Start

DTC    P0A0F-525    Engine Failed to Start

for Preparation Click here


DESCRIPTION

If an engine malfunction occurs, an engine malfunction signal is sent from the ECM to the power management control ECU (HV CPU) . When the power management control ECU (HV CPU) receives this signal, it sets a DTC and performs fail-safe control.

DTC No.
INF Code
DTC Detection Condition
Trouble Area
P0A0F
204
Signal indicating abnormality input from the ECM (abnormal engine output)
  1. SFI system
  2. Power management control ECU
205
Signal indicating abnormality input from the ECM (engine is unable to start)
206
Signal indicating abnormality input from the ECM (engine component malfunction)
524
Signal indicating abnormality input from the ECM (NE signal error)
525
Signal indicating abnormality input from the ECM (GI signal error)

INSPECTION PROCEDURE

1.CHECK DTC OUTPUT (ENGINE AND ECT)

  1. Connect the intelligent tester to the DLC3.

  1. Turn the power switch on (IG).

  1. Enter the following menus: Powertrain / Engine and ECT / DTC.

  1. Check if DTCs are output.

    Result:
    Result
    		Proceed to
    SFI system DTCs are not output.
    		A
    SFI system DTCs are output.
    		B

    HINT:
    If P0A0F-204, 205, 206, 524, or 525 is output even though the ECM has not detected a malfunction, there is a malfunction in the power management control ECU.

  1. Turn the power switch off.



B
GO TO DTC CHART (SFI SYSTEM) (Click here)
A

REPLACE POWER MANAGEMENT CONTROL ECU (Click here)