850 OBD-II is a specialized diagnostic and programming application designed for Volvo vehicles from 1996-2000, with support for P1, P2 platforms. This app works in conjunction with ELM327 Bluetooth/Wi-Fi/USB dongles to provide advanced functionalities beyond standard OBD-II capabilities. It allows users to directly read individual modules, aiding in accurate problem diagnosis. The app's compatibility spans multiple Volvo models including 850/900 series, S40/V40 up to 2004, S70/V70/XC70, C70 up to 2004, and P2 platform models from 2000 onwards.

The true value of 850 OBD-II lies in its comprehensive feature set that includes Service Light reset/programming, Fault Code reading and clearing, real-time sensor data monitoring, and advanced commands like Injector testing and TDi Fuel pump Dynamic Timing. These features make it an indispensable tool for Volvo owners and mechanics seeking detailed insights into vehicle diagnostics and the ability to perform specific programming tasks without visiting a dealership.

850 OBD-II stands out with its extensive range of features tailored for Volvo diagnostics. The app supports both basic OBD-II functions such as reading generic P0* codes and MIL light status, as well as advanced capabilities like reading Volvo-specific DTCs across various systems including ABS, SRS, Instrument Panel, and more. Its ability to display live scrolling values from different modules provides real-time data crucial for effective troubleshooting.

One of the most innovative aspects of 850 OBD-II is its advanced command functionality. Users can program and adjust module parameters through Service >> Advanced commands, execute component tests (activations), and even use the app as a terminal for sending custom handwritten commands via ELM327. This level of control and customization sets 850 OBD-II apart from other diagnostic tools, offering unparalleled flexibility for experienced users who need precise control over their vehicle's systems.

Accessing detailed vehicle information is crucial for effective diagnostics and maintenance. The 850 OBD-II app excels in this area by providing comprehensive data about individual modules within the vehicle. It goes beyond standard OBD-II capabilities, allowing users to directly read specific modules such as ABS, TCM, ECM, and more.

This application supports a wide range of Volvo models, including 850/900 series, S40/V40 up to 2004, and P2 platform vehicles from 2000 onwards. Each compatible model can be assessed for fault codes, live sensor data, and system information like ECU part numbers and configurations. This ensures that mechanics and car owners have all the necessary details at their fingertips.

By offering advanced commands for programming and adjusting module parameters, the app enables precise control over vehicle settings. Users can perform injector testing, dynamic timing adjustments for fuel pumps, and even remote programming for certain systems. These features provide unprecedented access to vehicle data, enhancing diagnostic accuracy and repair efficiency.

Price transparency in automotive applications is essential for user trust and satisfaction. The 850 OBD-II app maintains clear pricing by being available for a straightforward purchase without hidden costs. This approach ensures that users understand exactly what they are paying for upfront.

The app's description clearly outlines its capabilities and limitations, preventing any surprises regarding functionality after purchase. For instance, it specifies the requirement of an ELM327 dongle with firmware version 1.4b or greater, ensuring users know about potential additional hardware costs.

Moreover, the app provides detailed support information on its website, giving prospective buyers insight into its extensive feature set before committing financially. By offering comprehensive details about supported models and functionalities, the app fosters informed purchasing decisions, enhancing overall customer satisfaction through transparent communication.