Dodge Truck and Cummins Turbo Diesel Forum Discussion of General Topics related to All Cummins Engines or Dodge Trucks

Broke down need help

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Old Oct 5, 2018 | 10:22 AM
  #1  
Jkraai's Avatar
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From: Hilliard ,fla.
Default Broke down need help

99 5.9 got codes p0253, 1689,1688, was driving up to speed and just shet off , help
 
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Old Oct 8, 2018 | 10:47 PM
  #2  
Crawler's Avatar
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From: DFW Texas
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Those codes pertain to the injection pump generally. Time to start a comprehensive diagnosis.

But, most likely it will be a failed VP44 injection pump. If you check fuel pressure, you will also likely find that the lift pump (low pressure supply pump) is not supply adequate fuel.
 
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