Basic Troubleshooting Guide

Bring Vehicle to Workshop
Analyze Customer's Problem
- Ask the customer about condition and environment relative to the issue. (Use CUSTOMER PROBLEM ANALYSIS SHEET).
Verify Symptom and then Check DTC and Freeze Frame Data
- Connect the GDS 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) Symtoms 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 the DTC
- 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 description by the customer.
Check the DTC
- If DTC(s) does (do) not occur, refer to INTERMITTENT PROCEDURE in INSPECTION PROCEDURE. .
- If DTC(s) occur(s), go to Step 11.
Perform Troubleshooting Procedure for DTC
Adjust or repair the vehicle
confirmation test
END