The Active Fuel Injector Tester (AFIT) Vehicle Application Chart (Fig. 8), which can help identify the correct cable adapters for each GM model, has been updated with the latest model year information. It’s available below and under the Tool Job Aids menu.
The chart lists the model applications, engine RPO, cable components, type of communication, SENT (Single Edge Nibble Transmission) applications and Stop/Start applications for SIDI engine fuel systems and Duramax diesel engines.
Fig. 8
The Active Fuel Injector Tester (AFIT), essential tool CH-47976, is designed to test fuel injectors on port and direct injected engines going back to the 1996 model year. As new vehicle applications have been introduced, the kit has grown to include a number of available adapter cables, including for SIDI engine fuel systems and 2001-2010 Duramax diesel engines.
The AFIT Kit, CH-47976, (Fig. 9) was an essential tool for U.S. Tier 1, 2, 3, and 4 dealerships only. Tier 5 dealerships may order the tool at gmtoolsandequipment.com. All Canadian dealerships received the AFIT Kit, CH-47976, as an essential tool.
Fig. 9
Software Updates
Download the latest AFIT software through the Service Workbench selection of “Essential Tools – Software Updates” in GM GlobalConnect (U.S. only).
In Canada, GlobalConnect provides a Quick Link titled “Essential Tools – Software Updates” available from the Service page.
– Thanks to T.J. Smith and Randy Bonadio
