New AFIT Software Now Available

A new software update (CH-47976-250) for the CH-47976 Active Fuel Injector Tester (AFIT) is now available for download that adds 2019 model year applications.

The software release includes the following:

  • 86 2019 model year vehicle applications
  • Database support for new applications that use existing cables
  • Database support for new applications that use in-line adapters
  • Database support for new applications that are now using SENT
  • Database support for new applications that are now using KL9
  • Firmware to support new G7 & G8 Cables and special crank procedure for certain applications per GM Service Information

In addition, the software release continues to support the SIDI engine applications that use essential SIDI adapter harnesses.


Software Download

The CH-47976-250 AFIT software update is available from the GM Dealer Equipment website. Download the software through the Service Workbench selection of “Essential Tools – Software Updates” in GM GlobalConnect (U.S. only). Select the link for “AFIT (Active Fuel Injector Tester) Software Update – Database V13.00 MCU Firmware V3.40, DMU Firmware V1.20, PC App V4.00_July 2018” and follow the instructions. (Fig. 5)

In Canada, the software is available for download through the Service Application selection of GM Special Tools & Equipment – Software Updates in GM GlobalConnect.

Fig. 5

AFIT Update Instructions also are available on the website under the Support Documents link.

For questions regarding the software release, contact Bosch Automotive Service Solutions Technical Support at 1-800-GM-TOOLS (1-800-468-6657).

– Thanks to Chuck Berecz and Todd Hayes

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