II. Troubleshooting Strategies
A. Identifying and differentiating between a cause and a symptom
B. Areas of concern
C. Unified diagnostic strategy
III. Fuel System Diagnosis
A. Fuel pressure test
B. Injector balance tests
IV. Ignition System Diagnosis
A. Ignition system operation
B. Computer controlled ignition and spark timing
V. Computer Control Systems
A. SCAN data
B. The difference between right, wrong, and 'ignore for now'
C. Open and closed loop operation
D. Other operating modes
VI. Emission Control System Diagnosis
A. EGR and EGR control system diagnosis
B. EVAP system diagnosis
C. AIR and CAT malfunction diagnosis
VII. Mechanical System Diagnosis
A. The effects of mechanical defects on driveability
Jeffrey Stewart c/o Energy Transfer Technology, Inc. P.O. Box 2088 , 26 Whitman Lane, Wellfleet , Massachusetts, 02667 United States of America Tel: 1 (508) 349-9781 Fax: 1(508) 349-3298