Support for more vehicles produced near 2020-2021.
| Metric | Delphi 10.4.1 | Delphi 10.4.2 (202110b) | Improvement | |--------|--------------|--------------------------|--------------| | IDE startup (sec) | 12.3 | 8.7 | 29% | | Code completion (ms) | 850 | 510 | 40% | | Build time (large project) | 118 sec | 89 sec | 25% |
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In February 2021, Embarcadero released RAD Studio 10.4.2 Sydney (internally often referenced around the 202110b timeframe for patches and the R2 release), marking the second major update to the 10.4 Sydney cycle. For developers asking if upgrading to this version makes , the answer is a resounding yes. delphi 202110b better
What do you own? (e.g., DS150E single-board, dual-board clone, or Autocom CDP+)
To give you a , tell me:
Older versions of Delphi/Autocom software often suffered from activation issues or instability during complex diagnostic tasks. Support for more vehicles produced near 2020-2021
To check if you are running this build:
Standard code readers only pull global OBD-II data, which frequently misses sub-module faults inside the Transmission Control Unit (TCU), Body Control Module (BCM), or Anti-lock Braking System (ABS). Delphi 2021.10b uses deep manufacturer-specific communication protocols like K-Line, CAN FD, and UDS over ISO 15765–4. This makes it highly effective for working with European platforms, including Bosch ME-series engine controllers found in Audi, Volkswagen, BMW, and Mercedes-Benz vehicles. 2. Advanced Bidirectional Actuator Testing
The changes in the 2021.10b update focus on three core areas: user experience, database coverage, and core stability. These are the improvements over its direct predecessor, 2020.23. For developers asking if upgrading to this version
: Works best with 6-digit serial number VCIs (like 100251); older 5-digit serial clones may not be supported.
Writing new injector IMA classification codes directly into the engine control unit (ECU).