• Where to Find Cable Connections on Off-Highway Equipment (Part 3)

    We get tons of calls from people struggling to find where to hook up, since port locations can vary on every make and model. In this blog series, Diesel Laptops breaks down where the cable connections are on some of the most common construction and farming equipment we work on with our Diesel Laptops Diagnostic kits. 

    Here are the other blogs in the series:

    • Part 1: Bobcat Skid Steer, Bomag Roller (Deutz Engine), CAT Dozer, CAT Excavator, CAT Grader, CAT Loader, CAT Skid Steer and CAT Backhoe
    • Part 2: JLG Aerial Lift (Duetz Engine) and Telehandler, JCB Excavator and Telehandler, Hamm Roller 

    If you’re not sure what cable you need, click here to view our cable guide for each make & model of construction, agricultural and industrial equipment.


    Doosan Excavator

    Depending on what model you have your hook up is located behind the seat (photo 1), on the engine, it at the back side of the engine (photo 2):

    Behind the seat:

    Doosan Excavator Cable Connection

    Back side of the engine: 

    Doosan Excavator Cable connection engine

    Kobelco Excavator

    Location will vary slightly based on engine type, both are behind the seat. Hino Engines (photo 1) or FPT engines (photo 2)

    Kobelco Excavator with Hino Engine: 

    Kobelco Excavator Connection - Hino Engine

    Kobelco Excavator with FPT Engine:

    Kobelco Excavator Connection - FPT Engine

    Linkbelt Excavator

    Cable connection is behind the seat

    Linkbelt Excavator Cable Connection

    John Deere Backhoe 

    Connections can be found in the console: 

    John Deere Backhoe Diagnostic Port

    John Deere Excavator 

    JD Excavator connections are found in one of the following places: behind the seat (photo 1), by the batteries (photo 2), or at the ECM (photo 3).

    Behind the seat: 

    John Deere Excavator Connection

    By the batteries: 

    JD Excavator Hook Up

    At the ECM: 

    JD Excavator Diagnostics Port

    John Deere Skid Steer

    Diagnostic port is located by the gauge cluster

    John Deere Skid Steer Cable Connection

    John Deere Loader

    Hook up is found on the console

    John Deere Loader Cable Connection

    Takeuchi Excavator

    Connection is under the seat

    Takeuchi Excavator Cable Connection

    Heavy Equipment Diagnostic Connection Assistance

    Diesel Laptops carries a full range of diagnostic cables, if you don’t see what you’re looking for contact our team.

    If you are having trouble connecting your TEXA or Cojali Off-Highway diagnostic kit to your machine reach out to us, one of our trained diesel technicians can help troubleshoot the issue.

    Previous article FleetPride - The DL S3E23


    Diesel Marketing - March 22, 2021

    Please check our Cable Finder for more port locations. https://www.diesellaptops.com/pages/cable-finder

    A search through the Cable Finder found this answer:
    “John Deere Bulldozers have the diagnostic port located in the storage compartment under the gauge cluster.”

    Wayne J Sharp - March 22, 2021

    Can you tell me where the diagnostics port is located on a jogn deere 550 dozer?

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