Performance should include
- following manufacturer guidelines for testing HEUI on-engine
- inspecting for oil leaks
- inspecting for wiring harness problems
- determining any needed action.
ASE 5: I. Diesel Engines: G. Fuel System (P-1)
Process/Skill Questions:
- Why would low injector activation pressure cause a no-start?
- How could low engine oil level cause a HEUI problem?
- How could improving the weight of the oil influence HEUI injectors?