Symptom Troubleshooting Foreword

FOREWORD [FW6A-EL]

- If there is any vehicle malfunction complaint lodged by a customer, perform malfunction diagnosis according to the troubleshooting procedure.

Troubleshooting Procedure





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Controller Area Network (CAN) Malfunction Diagnosis Flow [Multiplex Communication System]

Action for Non-repeatable Malfunction

- If the malfunction does not recur, verify the malfunction cause by performing the following actions:

- Verify that no DTCs are stored. Reading and Clearing Diagnostic Trouble Codes
- Based on the repair order form, attempt to drive the vehicle or perform tests to replicate the malfunction, record the data at that time, and detect the malfunction cause.

- If the malfunction does not recur after the above servicing, explain to the customer that the vehicle is normal.