Flow of Diagnosis
INTRODUCTIONMost of the fuel and emission control systems are electronically controlled, often making it difficult to diagnose problems, especially intermittent problems. Before undertaking actual checks, take a few minutes to talk with a customer who approaches with a driveablity complaint. The customer is often a good source of information on such problems, especially the intermittent ones. Through a talk with the customer, you will usually find out what the symptoms are and under what conditions they occur.
Work Flow:
WORK FLOW
Example:
DIAGNOSTIC INDEX
Example:
TROUBLESHOOTING CHART
DESCRIPTION:
Further describes the system Confirm that the chart addresses the actual symptom before beginning troubleshooting.
TROUBLESHOOTING HINTS:
This describes the possible point of malfunction.
STEP:
This shows the order of troubleshooting. Proceed with troubleshooting as indicated.
INSPECTION:
This describes an inspection to quickly determine the malfunction of parts.
ACTION:
This recommends the appropriate action to take as a result (Yes/No) of the INSPECTION.