LBT-421 Talking Trucks – 6.7L Power Stroke Emission Systems – SCR/DPF



DPF and SCR issues can be hard to diagnose and repair. The DPF and SCR systems are two separate systems but can affect each other, and this session will take you through information and procedures to solve complaints involving SCR/DPF related issues. The 6.7 Powerstroke systems will be used to demonstrate these diagnosis and repair procedures.

Topics Covered:

  • SCR and DPF operation
  • Preventing unneeded parts replacement
  • DEF old and new style systems pump operation and service
  • DPF inspection
  • Urea quality testing
  • NOx sensor testing
  • Scan tool functions

Course Objectives:

Upon completion of this course, participants will be able to:

  • Explain SCR Operation
  • Discuss EGT operation and testing
  • Describe DOC operation
  • Define UREA testing
  • Understand DEF system operation
  • Explain NOx sensor operations

Runtime = 116 minutes
Credit Hours = 2.25


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