Detailed Flow

INTERVIEW FOR MALFUNCTION
It is also important to clarify the customer concerns before starting the inspection. Interview the customer about the concerns carefully and understand the symptoms fully.

NOTE: The customers are not professionals. Never assume that "maybe the customer means..." or "maybe the customer mentioned this symptom".

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GO TO 2.
DIAGNOSTIC TROUBLE CODE WITH SCAN TOOL (M.U.T.-III SE)
1. Perform "Read All DTCs" with M.U.T.-III SE.
2. Check if any DTC is detected in diagnostic trouble code results of "PHEV".
Is any DTC detected?

YES: GO TO 5.

NO: GO TO 3.
ACTION TEST
Perform the cruise control system action test to check the operation status. Refer to Work Procedure WORK FLOW .

Check if any other malfunctions occur.

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GO TO 4.
SYMPTOM DIAGNOSIS
Perform the applicable diagnosis according to the diagnosis chart by symptom.

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GO TO 6.
TROUBLE DIAGNOSIS BY DTC
1. Check the DTC in the diagnostic trouble code results.
2. Perform trouble diagnosis for the detected.
  - PHEV: Refer to DTC Index (DIAGNOSTIC TROUBLE CODE CHART ).
NOTE: If Network-DTC is detected, first diagnose the CAN communication system.

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GO TO 6.
MALFUNCTIONING PART REPAIR
Repair or replace the identified malfunctioning parts.

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GO TO 7.
REPAIR CHECK [DIAGNOSTIC TROUBLE CODE WITH SCAN TOOL (M.U.T.-III SE)]
1. Erases diagnostic trouble code results.
2. Perform "Read All DTCs" again after repairing or replacing the malfunctioning parts.
3. Check if any DTC is detected in diagnostic trouble code results of "PHEV".
  - PHEV: Refer to DTC Index (DIAGNOSTIC TROUBLE CODE CHART ).
Is any DTC detected?

YES: GO TO 5.

NO: GO TO 8.
REPAIR CHECK (ACTION TEST)
Perform the cruise control system action test. Check if the malfunction symptom is solved or no other symptoms occur.

Is there any malfunction symptom?

YES: GO TO 4.

NO: INSPECTION END