Detailed Flow
- OBTAIN INFORMATION ABOUT SYMPTOM
- CHECK FOR DTC
- Check DTC for BCM.
- Perform the following procedure if DTC is displayed.
- Record DTC and freeze frame data (Print them out with CONSULT-III.)
- Erase DTC.
- Study the relationship between the cause detected by DTC and the symptom described by the customer.
- Check related service bulletins for information.
Is any symptom described and any DTC detected?
Symptom is described, DTC is displayed: "DTC INDEX ".
Symptom is described, DTC is not displayed: GO TO 3.
- REPRODUCE THE MALFUNCTION INFORMATION
Check the malfunction on the vehicle that the customer describes.
Inspect the relation of the symptoms and the condition when the symptoms occur.
GO TO 4.
- IDENTIFY THE MALFUNCTIONING SYSTEM WITH "SYMPTOM DIAGNOSIS"
Use "Symptom diagnosis" from the symptom inspection result in step 2 and then identify where to start performing the diagnosis based on possible causes and symptoms.
GO TO 5.
- IDENTIFY THE MALFUNCTIONING PARTS WITH "COMPONENT DIAGNOSIS"
Perform the diagnosis with "Component diagnosis" of the applicable system.
GO TO 6.
- REPAIR OR REPLACE THE MALFUNCTIONING PARTS
Repair or replace the specified malfunctioning parts.
GO TO 7.
- FINAL CHECK
Check that malfunctions are not reproduced when obtaining the malfunction information from the customer, referring to the symptom inspection result in step 2.
Are the malfunctions corrected?
YES: INSPECTION END
NO: GO TO 4.
Interview the customer to obtain the malfunction information (conditions and environment when the malfunction occurred) as much as possible when the customer brings the vehicle in.
GO TO 2.