How to Perform Trouble Diagnosis For Quick and Accurate Repair

HOW TO PERFORM TROUBLE DIAGNOSES FOR QUICK AND ACCURATE REPAIR
A good understanding of the malfunction conditions can make troubleshooting faster and more accurate. In general, each customer feels differently about a malfunction. It is important to fully understand the symptoms or conditions for a customer complaint.

Information From Customer
WHAT...... Vehicle model
WHEN...... Date, Frequencies
WHERE...... Road conditions
HOW....... Operating conditions, Symptoms