Dodge Cummins Training, Tech and Tips

DOC AND DPF PRESENTATION - A QUICK REVIEW

There is a variety of scan tools that can work with a Dodge Cummins CR. The OE service scan tool is the

WiTech. There has been numerous updates to WITech but the program is basically the same. You can see

information on WiTech at www.kb.dcctools.com.

Here are a few basic tips.

  • When you read about Dodge Cummins 5.9L, there are many versions. There has been the 5.9L Cummins with the VE Pump, then the VP44 Pump and the CR systems. CR stands for Common Rail. 
  • What is Common Rail? It means there is one rail which delivers fuel pressure to all injectors. This fuel pressure can vary from 3500 psi to 28,000 psi. 
  • When diagnosing any drivability problem confirm using an appropriate scan tool the desired or set point fuel rail pressure to the actual fuel rail pressure. 


Programming

When programming a truck, especially the PCM/ECM, you will need the SKIM code. This is a four digit numerical code that will be needed to complete the programming or reprogramming process. This cannot be attained by the scan tool. There are tools sold that can read SKIM codes. You can also contact a Dodge Dealer if the parts rep is willing to give it to you if you provide them the last 8 of the VIN number.

There is a variety of scan tools that can work with a Dodge Cummins CR. The OE service scan tool is the

WiTech. There has been numerous updates to WITech but the program is basically the same. You can see

information on WiTech at here and here.

Here are a few basic tips.

  • When you read about Dodge Cummins 5.9L, there are many versions. There has been the 5.9L Cummins with the VE Pump, then the VP44 Pump and the CR systems. CR stands for Common Rail. 
  • What is Common Rail? It means there is one rail which delivers fuel pressure to all injectors. This fuel pressure can vary from 3500 psi to 28,000 psi. 
  • When diagnosing any drivability problem confirm using an appropriate scan tool the desired or set point fuel rail pressure to the actual fuel rail pressure. 


Programming

When programming a truck, especially the PCM/ECM, you will need the SKIM code. This is a four digit numerical code that will be needed to complete the programming or reprogramming process. This cannot be attained by the scan tool. There are tools sold that can read SKIM codes. You can also contact a Dodge Dealer if the parts rep is willing to give it to you if you provide them the last 8 of the VIN number.

Scan tools, Programming and Diagnostic information

DOC AND DPF PRESENTATION - A QUICK REVIEW

TECH TIPS  (cont.)


You get what you pay for! Buy quality Bosch injectors. 

Tip one- on a 5.9L, run the engine at idle. Snap the throttle, if the RPM stays high then drops, you have ball and seat erosion in the injector. Injectors will need replacement. Once you snap the throttle, ... more ... 

Dodge Cummins Training, Tech and Tips

CUMMINS 6.7L COMMON RAIL

DOC AND DPF PRESENTATION - A QUICK REVIEW

Dodge Cummins Training, Tech and Tips

​FUEL ADDITIVES FOR DIESEL AND COMMON RAIL FUEL SYSTEMS

There is a variety of scan tools that can work with a Dodge Cummins CR. The OE service scan tool is the

WiTech. There has been numerous updates to WITech but the program is basically the same. You can see

information on WiTech at www.kb.dcctools.com.

Here are a few basic tips.

  • When you read about Dodge Cummins 5.9L, there are many versions. There has been the 5.9L Cummins with the VE Pump, then the VP44 Pump and the CR systems. CR stands for Common Rail. 
  • What is Common Rail? It means there is one rail which delivers fuel pressure to all injectors. This fuel pressure can vary from 3500 psi to 28,000 psi. 
  • When diagnosing any drivability problem confirm using an appropriate scan tool the desired or set point fuel rail pressure to the actual fuel rail pressure. 


Programming

When programming a truck, especially the PCM/ECM, you will need the SKIM code. This is a four digit numerical code that will be needed to complete the programming or reprogramming process. This cannot be attained by the scan tool. There are tools sold that can read SKIM codes. You can also contact a Dodge Dealer if the parts rep is willing to give it to you if you provide them the last 8 of the VIN number.

Scan tools, Programming and Diagnostic information

Scan tools, Programming and Diagnostic information