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FAQ:
 

General Questions

What is the warranty period for my RoadRelay?

Unless you have purchased an extended warranty coverage package, the standard warranty period for the RoadRelay is one year from the date of purchase.

Should my RoadRelay work with a non-Cummins engine?

As long as the diesel engine you have is electronically-controlled and its Electronic Control Module (ECM) broadcasts data over the public J1708/J1587 or J1939 data link, RoadRelay will work with it.

Before requesting support, please experiment a bit to reproduce and isolate the problem. When you do contact support, please be ready to provide the following information:

  • Make and model of the vehicle in which your Roadrelay 4 is installed
  • Engine type (for example, 2001 Cummins ISX)
  • Software version of your RoadRelay
  • Any electronic subsystems on your vehicle (for example, ABS)

If you believe that your RoadRelay was properly installed and you were unable to resolve a problem by reading the Frequently Asked Questions and manuals, you may call the Cummins Information Products Help Desk at 1-800-433-9341.

Click on a Frequently Asked Questions link at upper left to reach the page that addresses that particular topic.

 

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