Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Work Flow





DIAGNOSIS AND REPAIR WORKFLOW


Work Flow


OVERALL SEQUENCE






DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred).
- GO TO 2.
2.CHECK DTC WITH AUTOMATIC DRIVE POSITIONER SYSTEM
Check "Self Diagnostic Result" with CONSULT-III. Refer to Testing and Inspection
Is any symptom described and any DTC is displayed?
Symptom is described, DTC is displayed.-GO TO 3.
Symptom is not described, DTC is displayed.-GO TO 6.
Symptom is described, DTC is not displayed.-GO TO 4.
3.CONFIRM THE SYMPTOM
Try to confirm the symptom described by the customer.
- GO TO 6.
4.CONFIRM THE SYMPTOM
Try to confirm the symptom described by the customer.
- GO TO 5.
5.CHECK NORMAL OPERATING CONDITION
Check normal operating condition. Refer to Normal Operating Condition.
Is the incident normal operation?
YES - GO TO 10.
NO - GO TO 7.
6.PERFORM DTC CONFIRMATION PROCEDURE
Perform the confirmation procedure for the detected DTC.
Is the DTC displayed?
YES - GO TO 8.
NO - Check intermittent incident. Refer to Intermittent Incident.
7.PERFORM COMPONENT FUNCTION CHECK
Perform the component function check for the isolated malfunctioning point.
- GO TO 8.
8.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Isolate the malfunctioning point by performing the diagnosis procedure relevant to the symptom during the component diagnosis.
- GO TO 9.
9.REPAIR OR REPLACE
Repair or replace the malfunctioning part.
- GO TO 10.
10.FINAL CHECK
Perform the DTC confirmation procedure (if DTC is detected) or component function check (if no DTC is detected) again, and then check that the malfunction can be repaired securely.
Are all malfunctions corrected?
YES - INSPECTION END
Symptom is detected.- GO TO 5.
DTC is detected.- GO TO 6.