THIS DIAGNOSTIC TOOL IS DESIGNED TO CORRECTLY DIAGNOSE FAULTS THAT OCCUR, POSSIBLE PROBLEMS TO PREVENT TRUCK BREAKDOWNS AND MALFUNCTIONING. THE DIAGNOSTIC PROGRAM INCLUDES DETAILED SAFETY INSTRUCTIONS, A DESCRIPTION OF THE TEST PROCEDURE FOR THE ENGINES, OTHER SERVICE INFORMATION TO HELP USERS DIAGNOSE AND CALIBRATE THE TRUCK, OBSERVING SAFETY CAUTIONS, WARNINGS AND PRECAUTIONS.