Basic Troubleshooting Guide
- Bring Vehicle to Workshop
- Analyze Customer's Problem
- Ask the customer about the conditions and environment relative to the issue (Use CUSTOMER PROBLEM ANALYSIS SHEET).
- Verify Symptom, and then Check DTC and Freeze Frame Data
- Connect Hi-Scan (Pro) to Diagnostic Link Connector (DLC).
- Record the DTC and freeze frame data.
NOTE:
To erase DTC and freeze frame data, refer to Step 5.
- Confirm the Inspection Procedure for the System or Part
- Using the SYMPTOM TROUBLESHOOTING GUIDE CHART, choose the correct inspection procedure for the system or part to be checked.
- Erase the DTC and Freeze Frame Data
WARNING:
NEVER erase DTC and freeze frame data before completing Step 2 MIL/DTC in "CUSTOMER PROBLEM ANALYSIS SHEET".
- Inspect Vehicle Visually
- Go to Step 11, if you recognize the problem.
- Recreate (Simulate) Symptoms of the DTC
- Try to recreate or simulate the symptoms and conditions of the malfunction as described by customer.
- If DTC(s) is/are displayed, simulate the condition according to troubleshooting procedure for the DTC.
- Confirm Symptoms of Problem
- If DTC(s) is/are not displayed, go to Step 9.
- If DTC(s) is/are displayed, go to Step 11.
- Recreate (Simulate) Symptom
- Try to recreate or simulate the condition of the malfunction as described by the customer.
- Check the DTC
- Perform troubleshooting procedure for DTC
- Adjust or repair the vehicle
- Confirmation test
- END