Software update V19.00 has been released for the CH-47976 Active Fuel Injection Tester (AFIT). It includes testing data for all vehicle programs launching through December 2023. The software should be downloaded to ensure proper functionality of the AFIT.
The software update includes:
- PC Application Software V4.0 (Windows 10/7 compatible)
- Main Control Unit (MCU) Firmware V3.46 (adds G10 adapter)
- 2024 MY Database V20.10 (includes applications up to STC December 15, 2023)
- Drive & Measurement Unit (DMU) Firmware V1.31
The GMDE-approved Bosch USB-to-Serial Cable CH-47976-3A should be used with the AFIT. The original CH-47976-3 cable is not compatible with Windows 10 and later systems.
Software Download
The AFIT software update is available through the GM GlobalConnect app (U.S. only) Special Tools and Software Updates. From the software downloads page, select the link for AFIT (Active Fuel Injector Tester) Software Update – V19.00 August 2023 and follow the instructions. (Fig. 6)
In Canada, the software is available for download through the Service Application selection of GM Special Tools & Equipment – Software Updates in GM GlobalConnect.
Fig. 6
AFIT Update Instructions are available on the GM Tools and Equipment website under the Support Documents link for the software download.
For questions regarding the software release, contact Bosch Automotive Service Solutions Technical Support at 1-800-GM-TOOLS (1-800-468-6657).
– Thanks to Josh Shuck
