The correct Jaltest® cable for Hyundai Construction Equipment Series 9 excavators. Built for reliable communication with the machine’s MCM (RS232) central computer, this adapter lets your Jaltest Off‑Highway tool read/clear fault codes, view system data and carry out key service operations on Series 9 machines.
The Jaltest JDC572.9 diagnostics cable for Hyundai CE Series 9 excavators enables stable communication with the MCM (RS232) to read/clear DTCs, access live data and perform service tasks when used with a Jaltest Link interface and OHW software.
Key features
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Purpose‑built for Hyundai CE Series 9 excavators (Robex 9 family).
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Direct MCM (RS232) connection for dependable communication.
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Supports fault code reading/clearing, system data access and service operations within Jaltest OHW.
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Jaltest/Cojali quality cable with OEM‑style connectors, designed for the Jaltest diagnostics ecosystem.
Compatibility & requirements
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Machines: Hyundai Construction Equipment Series 9 excavators (MCM over RS232).
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Platform: Jaltest Off‑Highway (OHW) software with a Jaltest Link interface. (Cable does not function standalone.)
Part number: JDC572.9.
NOTE - Requires JDC100 cable to interface with Jaltest V9 link
What you can do with this cable
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Read and clear diagnostic trouble codes (DTCs)
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Access live parameters and system technical data
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Perform guided service functions supported by Jaltest OHW for the connected system.
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These capabilities depend on model/system coverage in your Jaltest subscription.
Why choose JDC572.9?
This is the officially supported new cable introduced by Jaltest for Series 9 excavators, ensuring the correct pinout and protocol for MCM over RS232. Choosing the proper cable prevents intermittent comms, saves troubleshooting time, and keeps your workshop workflows consistent with Jaltest coverage updates.

Mechnician
Empowering Service
Enabling independent service companies and fleet owner to minimize downtime, reduce service costs and get equipment back in service.