www.changlin.com.cn Troubleshooting Procedures and Techniques This guide describes some typical engine operating problems, their causes, and some acceptable corrections to those problems. Unless noted otherwise, the problems listed are those which an operator can diagnose and repair. See a Cummins Authorized Repair Location for diagnosis and repair of problems not listed. Follow the suggestions below to develop good troubleshooting procedures: Study the problem thoroughly before acting. Do the easiest and obvious things first. Find and correct the basic cause of the problem.
Troubleshooting Symptoms Charts Use the charts on the following pages of this section to aid in diagnosing specific engine problems. Read each row of blocks from top to bottom. Follow the arrows through the chart to identify the corrective action. Engine Will Not Crank or Cranks Slowly 73 / 149 pages