What should resistance be on Cummins ISB Diesel engine?
What should resistance be on Cummins ISB Diesel engine? When poor networking is detected the J1939 system is tested for proper resistance. The resistance must be 60 ohms at the diagnostic plug in terminals but one of my mechanics got a reading of 120 ohms which means an open or faulty resistor. On a similar job I worked on one of the resistors was missing from the plug in. Where is the third fuel filter on a Cummins coach? Now the question is, with the year of the coach being 2003; there should be a third fuel filter in the...