The Delphi Autocom 2021.11 C4B configuration offers advanced system scanning that goes beyond basic OBD2 code readers.
: Advanced capabilities for injector coding, key programming, and configuring new components like actuators or complete control systems.
Unlike simple code readers, the 2021.11 software allows for: DPF regeneration. Injector coding. ABS brake bleeding. Service light resets. Installation and Activation Guide (2021.11)
✅
: Tracks live sensor outputs, voltage readings, fuel trim levels, and actuator positions concurrently in real time.
While the software is from 2021, many cars on the road today were built between 2005 and 2018. For independent garages in developing countries or DIY enthusiasts with older fleets, the remains a lifesaver. It costs a fraction of a subscription-based tool and requires no annual fees.
The "C4B" revision specifically addresses stability bugs, performance bottlenecks, and diagnostic database gaps found in older iterations like 2020.23. Feature / Metric Delphi Autocom 2020.23 Delphi Autocom 2021.11 C4B Up to early 2020 models Expanded coverage through 2021 New Model Additions Baseline database Over 70 newer vehicle models added ISS Scanning Speed Moderate, prone to hanging Optimized ISS engine for faster scans Windows 11 Support Emulated / Unstable Full native compatibility Firmware Stability Relied on mixed firmware Seamless integration with 1622/3201 firmware Step-by-Step Installation and Activation Guide delphi autocom 202111 c4b
: Improved stability when scanning all ECUs simultaneously.
: You must disable Windows Real-Time Protection and any third-party antivirus software before downloading or extracting.
DS150E, TCS Pro, or compatible multiplexer with a high-quality 9241A chip or FTDI chip. 4. Step-by-Step Installation Guide The Delphi Autocom 2021
Download your package archive (commonly shared via file repositories like Google Drive ).
The update also unblocked the Diagnostic Trouble Code (DTC) assist function, including the ability to perform online DTC assistance updates. This provided users with more robust diagnostic support directly through the software, bringing third-party users closer to genuine software behavior.
Connect the C4B hardware to the computer, and the software will configure the firmware. Injector coding