Detailed Flow

INTERVIEW FOR MALFUNCTION
Interview the customer to obtain information about symptoms using "Diagnostic Work Sheet". (Refer to Diagnostic Work Sheet .)

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

GO TO 2.
SELF-DIAGNOSIS WITH CONSULT
1. Perform "All DTC Reading" with CONSULT.
2. Check if the DTC is detected on the self-diagnosis results of following.
  - "CHASSIS CONTROL"
  - "LANE CAMERA"
Is any DTC detected?

YES

GO TO 5.

NO

GO TO 3.
PRE-INSPECTION FOR DIAGNOSIS
Perform pre-inspection for diagnosis. Refer to Inspection Procedure .

GO TO 4.
ACTION TEST
Perform Active Lane Control action test to check the operation status. Refer to Description .

GO TO 6.
TROUBLE DIAGNOSIS BY DTC
1. Check the DTC in the self-diagnosis results.
2. Perform trouble diagnosis for the detected DTC following.
  - "CHASSIS CONTROL": Refer to DTC Index .
  - "LANE CAMERA": Refer to DTC Index .
NOTE: If "DTC: U1000" is detected, first diagnose the CAN communication system, chassis communication system or ITS communication system.

GO TO 7.
SYMPTOM DIAGNOSIS
Perform symptom diagnosis. Specify malfunctioning part. Refer to Symptom Table .

GO TO 7.
MALFUNCTION PART REPAIR
Repair or replace the identified malfunctioning parts.

GO TO 8.
REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT)
1. Erases self-diagnosis results.
2. Perform "All DTC Reading" again after repairing or replacing the specific items.
3. Check if any DTC is detected in self-diagnosis results of following.
  - "CHASSIS CONTROL"
  - "LANE CAMERA"
Is any DTC detected?

YES

GO TO 5.

NO

GO TO 9.
REPAIR CHECK (ACTION TEST)
1. Perform the action test. Refer to Description .
2. Check that the malfunction symptom is solved or no other symptoms occur.
Is there a malfunction symptom?

YES

GO TO 4.

NO

INSPECTION END