Jaltest (JDCM2670/2880) | Cummins (ECU) 94+96-pins – 16-pins OBD2 Adapter Cable | Commercial Vehicle
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2 years warranty on all products
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The Jaltest JDCM2670/2880 is the isolation cable harnessfor theCummins ECM CM2670 and CM2880. Halfway along the cable is a splittingin a black plastic block, with two separate cables running from ittwo connectors run: One with a red lever, the other with a black one. Together they form the 94+96-pin from the title. On the other side is a black plastic housing with the 16-pin OBD2-connection and the label JDCM2670/2880.
This is aphysical componentthat we send you and it is included withJaltest Central Services: A service based on pay per use, whereby Jaltest technicians perform functions remotely that are not possible with a universal diagnostic device, such as reprogramming certain control units. For Cummins, that is the Cummins calibration update (70810000), for which a minimum of software version 24.1 is required. The ATS department may require you to have such a cable harness. To subscribe to Central Services, your Jaltest Link version V7 or newer are; the services are charged at credits (71101082).
KEY FEATURES
IMPORTANT NOTES
Applications and functionality
TheJDCM2670/2880 is a adapter: It connects the Cummins ECM CM2670 and CM2880directly to yourdiagnostic interface, apart from thevehicle wiring. What you then have carried out is part of Jaltest Central Services and runs via the ATS-team.
What the cable harness is for
- Connection to the control unit:The94-pin and the 96-pin connector close via the splitter to the Cummins ECM CM2670 and CM2880.
- Connection to the interface:The16-pin OBD2-side connects to the Jaltest Link.
- Tool for Central Services:TheATS departmentcan require you to have such a cable.
- One connector per cable harness: This version is compatible with the CM2670 and CM2880; for a different ECM type, a different isolation cable harness is required.
What Jaltest Central Services offers for Cummins
- Remote operation: Jaltest technicians perform functions that are not possible with a universal diagnostic device, such as reprogramming certain control units.
- Cummins calibration update (70810000): The service that Jaltest provides for Cummins; this requires a minimum of software version 24.1 .
- Payment per use: You purchase a service on a case-by-case basis and settle using credits ; for Cummins, that is reference 71101082 .
- Jaltest Link V7 or later: With an older interface version, you cannot access Central Services.
- Via the ATS team: They will advise you during your request whether a service is available for your control unit.
The Cummins range at a glance
The range includes five isolation cable harnesses . They differ in the number of pins , in the number of loose connectors at the engine side and in the cable length . Find the control unit that you have in front of you; the version on this page is shown in bold.
| Reference | Control unit | Engine-side connection |
|---|---|---|
| JDCM850 | Cummins ECM CM850 | 4+50-pins |
| JDCM2150 | Cummins ECM CM2150 | 4+60-pins, two loose connectors |
| JDCM2250 | Cummins ECM CM2250 | 60-pin, single connector |
| JDCM2350/2450 | Cummins ECM CM2350 and CM2450 | 96-pin, single connector with red lever lock |
| JDCM2670/2880 | Cummins ECM CM2670 and CM2880 | 94+96-pin, two connectors behind a splitter |
Compatibility
The ECM type is what matters, not the engine series or vehicle make.This cable harness is designed for the Cummins ECM CM2670 and CM2880 with the 94+96-pin connection. With these isolation cable harnesses, no engine or vehicle coverage is specified: there is no list of engine series or vehicle makes to check whether the cable harness suits your application. What counts is the control unit nameplate and the number of pins on the connector.
- What does matter: The ECM type (Cummins ECM CM2670 and CM2880) and the number of pins on the ECM connector (94+96-pin).
- What does not matter: The engine series, vehicle make and year of manufacture; these are not specified for this cable harness.
- Check yourself: Read the control unit type from the nameplate and count the connector pins.
- Recognisable by the connector: Two separate connectors on the control unit belong to this version; if there is only one, you need the JDCM2350/2450.
Package contents
- 1x Jaltest (JDCM2670/2880) | Cummins (ECU) 94+96-pin – 16-pin OBD2 Adapter Cable | Commercial Vehicle
Technical specifications
| Specification | Description |
|---|---|
| Brand | Jaltest (Cojali) |
| Reference number | JDCM2670/2880 |
| Type | Isolation cable harness |
| Engine-side connection | Cummins 94+96-pin, two separate connectors behind a cable split, with red and black lever locks |
| Interface-side connection | 16-pin OBD2 |
| Length | Not specified; based on the product image, the short version with a split midway, shorter than the JDCM2150 and JDCM2250 |
| Interface | Jaltest Link, version V7 or later for Central Services |
| Compatible ECM | Cummins ECM CM2670 and CM2880 |
| Intended for | Jaltest Central Services — Cummins calibration update (70810000) |
| Required | Software version 24.1 or higher for the Cummins calibration update |
| Segment | Commercial vehicles |

To ensure you always have access to the latest software updates and releases for your Jaltest device, it's important that you register the correct distributor.
Only the authorized distributor can perform new software installations and updates. When you designate us as your distributor, we can handle this for you and guarantee that your device stays current and runs smoothly.
How does it work?
-
Download and complete the change form
You can find the form as a PDF file here. -
Send us the completed form
You can easily do this by email to support@astools.eu. -
We'll take care of the rest
With the form, we can notify Jaltest of the change and officially register you as our customer.

