850 OBD-II is a specialized diagnostic and programming application designed for Volvo vehicles from 1996-2000, with support for P1, P2 platforms. It works with ELM327 Bluetooth/WiFi/USB dongles to provide advanced vehicle diagnostics beyond standard OBD-II capabilities. The app allows users to directly read individual modules, aiding in accurate problem diagnosis.

This tool is essential for car owners and mechanics who need detailed insights into their vehicle's performance and health. By connecting via ELM327, it offers access to fault codes, live sensor data, and even advanced commands like injector testing and remote programming. With its comprehensive module coverage, the app ensures that most systems within supported models can be diagnosed and adjusted efficiently.

850 OBD-II stands out with its extensive feature set tailored for Volvo diagnostics. The app supports critical functions such as Service Light reset, Fault Code reading and clearing, and real-time sensor data monitoring. These features are crucial for maintaining optimal vehicle performance and diagnosing issues promptly.

In addition to basic diagnostics, the app provides advanced commands for specific engine types and systems, including Motronic M4.4 and MSA15.7. Users can program and adjust module parameters, making it an indispensable tool for both novice and experienced technicians. The ability to translate Volvo-specific DTCs further enhances its utility by offering precise troubleshooting information.

The app also includes a terminal function for sending custom ELM327 commands, allowing for versatile diagnostics tailored to unique needs. This flexibility ensures that users can address a wide range of issues without needing additional tools or software, streamlining the diagnostic process significantly.

Accessing detailed vehicle information is crucial for effective diagnostics and maintenance. The 850 OBD-II app goes beyond standard OBD-II capabilities to provide comprehensive data about individual modules within supported Volvo models. This includes reading part numbers of ECUs, configurations, and even advanced commands like Injector testing and TDi Fuel pump Dynamic Timing.

The app supports a wide range of 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. Each model type has specific module coverage, ensuring that users can access the most relevant information for their vehicle.

By using the ELM327 Bluetooth/WiFi/USB dongle, users can retrieve live sensor data from various systems such as ABS, SRS, Instrument Panel, and more. This real-time data helps in diagnosing issues accurately and efficiently, saving both time and money on unnecessary repairs.

With features like Service Light reset, Fault Code Read & Clear, and Live Data streaming, this app empowers users with precise control over their vehicle's health. Whether you're a professional mechanic or an enthusiast, having detailed vehicle information at your fingertips enhances your ability to maintain and troubleshoot effectively.

Price transparency in automotive tools ensures that users understand the costs associated with diagnostic equipment and services. The 850 OBD-II app provides clear information regarding its requirements and limitations, helping users make informed decisions without hidden fees or surprises.

One key requirement is the ELM327 (V1.4b or greater) dongle, which is essential for connecting to the vehicle's OBD-II port. The app clearly states this necessity and warns about potential issues with non-standard firmware, ensuring users purchase compatible hardware.

While the app itself may be available at a transparent price point, additional costs might include the ELM327 dongle and any potential future updates or premium features. By detailing these aspects upfront, the app fosters trust and reliability among its user base.

Moreover, the app offers extensive support and resources through its website, providing users with the latest information and troubleshooting tips. This commitment to openness extends to user feedback, where logs can be sent for analysis and improvement, further enhancing the overall value proposition of the 850 OBD-II app.