ESYS Interface
ESYS Interface
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The Ultimate BMW Scan Tool for Android: Protool Review – Coding, Diagnostics, and More

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As a seasoned BMW technician and content creator for vcdstool.com, I’ve spent years exploring the best tools for diagnosing and modifying BMW vehicles. Today, I’m diving deep into Protool, an app that has genuinely impressed me and earned its place as the top BMW scan tool for Android devices. If you’re a BMW owner, particularly of an F, G, E, or I series model, and you’re looking for a powerful, portable, and user-friendly solution for coding and diagnostics, then keep reading. This review will explain why Protool is a must-have in your toolkit.

Protool offers a modular licensing system, giving you flexibility in choosing the features you need. You can opt for a Diagnostics license ($89.99), a Coding license ($79.99), or maximize your capabilities with the Master License ($149.99), which bundles both at a discounted rate. For more information and to explore the full range of features, visit the Bimmer Geeks website.

What makes Protool stand out in the crowded market of BMW scan tools for Android? Simply put, it’s the closest thing to a mobile version of the renowned ESYS software. Protool empowers you to perform virtually any coding function that ESYS can handle, including both FDL and VO coding. The only capability currently exclusive to ESYS is ECU flashing. For the vast majority of BMW enthusiasts and owners, this means Protool unlocks a world of customization and control right from your Android device. Want to enable comfort closing windows with your key fob, eliminate annoying disclaimers, or delve into advanced modifications like adjusting steering feel (EPS module), differential behavior (GHAS), or traction control (DSC module)? Protool makes it all accessible. For those familiar with the now-discontinued Thor flasher and its popular customization options, Protool provides a robust and readily available alternative.

To give you a glimpse into Protool’s coding prowess, here are some helpful guides:

In the realm of mobile coding apps, Protool is undeniably the most feature-rich and capable option available, making it the premier BMW coding app for Android. Its extensive functionality effectively eliminates the need for ESYS for most BMW owners seeking to personalize and maintain their vehicles.

Beyond coding, Protool excels in diagnostics. It reads genuine BMW fault codes, not just generic OBD2 codes, enabling precise and accurate diagnosis of issues within your BMW. Furthermore, Protool provides essential functions like battery coding and registration. This allows you to replace your battery with a like-for-like replacement or even accommodate different battery capacities, which is particularly beneficial when upgrading to a lightweight lithium-ion battery.

The combined coding and diagnostic capabilities make Protool an indispensable BMW scan tool for Android for any BMW owner who values vehicle health and customization.

Now, let’s delve into a more detailed exploration of Protool’s features and functionalities.

Important Disclaimers

Before proceeding, it’s crucial to acknowledge the following disclaimers to ensure responsible and informed use of Protool and any vehicle modifications.

Damage/Injury Disclaimer: Any information, advice, or guidance provided in this review regarding vehicle modifications, coding, diagnostics, or any other technical procedures is for informational purposes only. Performing these actions on your vehicle is done entirely at your own risk. I, as the reviewer, and vcdstool.com will not be held liable for any personal injuries, harm to others, damage to your vehicle, or property damage that may arise from the use of this information or the Protool software.

Monetary Disclaimer: This review is an independent assessment of Protool. I do not receive any commission, profit, or financial compensation from Bimmer Geeks or any other party related to the sale of Protool software.

Sponsorship Disclaimer: The product reviews I conduct are based on products I genuinely believe in and would use on my own vehicles. In this case, I proactively reached out to Bimmer Geeks to request sponsorship for this review because of my conviction in Protool’s value as a BMW scan tool for Android. My reviews are driven by my desire to evaluate and share my findings on what I consider to be the best tools available, and sponsorship does not compromise my unbiased assessment.

Time of Writing Disclaimer: The information presented in this review is accurate to the best of my knowledge at the time of writing. Software, features, and compatibility are subject to change and updates. Therefore, the details in this review may become outdated over time.

Bias and Comparison Disclaimer: While I strive for objectivity, this review may contain comparisons to other products and reflect my personal opinions based on my experience. I aim to provide a balanced perspective but encourage readers to conduct their own research and form their own conclusions.

Mistakes and Inaccuracies Disclaimer: I endeavor to ensure the accuracy of all information presented in this review. However, errors and inaccuracies may occur. If you identify any incorrect information, please notify me, and I will promptly verify and correct any mistakes.

Subjective Disclaimer: Product evaluations and comparisons in this review are ultimately based on my judgment and opinion. While I aim for objective criteria, personal preferences and perspectives may influence my assessments. Readers are encouraged to consider my reviews as one viewpoint among many and factor in their own needs and priorities.

Information Disclaimer: The information shared in this review is derived from my accumulated knowledge and experience in the automotive field, including formal education and ongoing research. While I strive to cite sources where possible, some information may be based on general knowledge or accumulated expertise that is not easily attributable to a specific source.

Image Credits

The images used in this review are credited to their respective owners as indicated below each image. These images are used for illustrative purposes within this review. If you are an image owner and wish for your image to be removed, please contact me, and I will promptly address your request. Otherwise, thank you to the image owners for contributing to the visual aspect of this review.

Review Stance and Protool’s Merits

I want to reiterate my appreciation to Bimmer Geeks for sponsoring this review. This sponsorship, however, does not influence my commitment to providing an unbiased and honest evaluation of Protool. My decision to approach Bimmer Geeks for sponsorship stems from my genuine belief in Protool as the leading BMW scan tool for Android currently available. I personally use Protool to code my own BMW M2, and I am particularly impressed by its capabilities, especially for advanced coding features previously only accessible through more complex tools.

Understanding BMW Coding

Let’s clarify what “coding” means in the context of BMWs. BMW coding involves modifying parameters within the car’s electronic control units (ECUs) to activate or deactivate pre-programmed features. Think of it as toggling existing “switches” within the software, rather than writing new code. BMW designs its vehicles with a degree of flexibility, allowing certain features to be enabled or disabled via software, often based on factory options or regional regulations. Coding, when performed correctly, is generally safe because it operates within the parameters defined by BMW’s software.

However, it’s essential to approach coding with caution and knowledge. Mistakes, such as voltage drops during the coding process, can potentially lead to ECU issues. Always ensure you understand the coding changes you are making and follow safe practices, such as using a battery maintainer and reliable connection equipment.

There are two primary types of BMW coding:

  • VO Coding (Vehicle Order Coding): VO coding modifies the car’s “vehicle order,” which is essentially a list of factory options specified for the vehicle. Each BMW has a unique VO that dictates which features are enabled or disabled at the ECU level. VO coding is primarily used for retrofitting factory options. For example, if you retrofit hardware for option code 6NS (Enhanced Bluetooth and USB), you can VO code this option into your vehicle, and the car will automatically configure the relevant ECUs to support the new hardware. VO coding simplifies retrofits by applying a set of pre-defined configurations across multiple ECUs.

  • FDL Coding (Function Data Line Coding): FDL coding provides granular control over individual ECU parameters. It allows you to directly modify specific settings within each ECU, bypassing the limitations of VO coding. FDL coding is incredibly powerful for customization beyond factory options. For instance, you can use FDL coding to disable iDrive disclaimers, customize lighting behaviors, or fine-tune performance-related settings within modules like the EPS, DSC, and GHAS. While VO coding applies broader, pre-set changes, FDL coding enables highly specific and customized modifications.

Why does BMW employ coding in its vehicles? The primary reason is cost-efficiency. By using standardized hardware across different models and trims and controlling features through software, BMW reduces manufacturing complexity and expenses. For example, different BMW models may share the same power steering rack hardware, but the steering feel is adjusted via software coding in the EPS module to differentiate driving dynamics between models. This software-driven feature differentiation is what makes coding possible and allows enthusiasts to personalize their BMWs.

Safe Coding Practices

Before you begin coding your BMW with Protool or any other tool, prioritize safety with these crucial tips:

  1. Create Backups: Always perform a complete backup of your car’s coding before making any changes. Protool’s backup feature allows you to save your current coding configuration, enabling you to revert to the original settings if needed.
  2. Know What You’re Doing: Thoroughly research the coding modifications you intend to make. Understand the function of each parameter, the ECUs involved, and the potential consequences of incorrect coding. Reliable online communities and forums dedicated to BMW coding are excellent resources for information.
  3. Maintain Battery Voltage: Use a high-quality battery maintainer or charger to ensure a stable voltage supply throughout the coding process. Voltage drops during coding can lead to ECU corruption or failure. For some coding operations, it may be advisable to keep the engine running to maintain voltage, but never code while driving.
  4. Use Quality Adapters and Cables: Invest in reliable and well-constructed OBD adapters and cables. Cheap or poorly made connections can be slow and prone to data corruption or disconnection during coding, potentially causing serious issues. Consider purchasing recommended adapters from reputable sources like Bimmer Geeks to ensure compatibility and quality.

ESYS: A Traditional BMW Coding Tool

Credit: mev2630 https://f30.bimmerpost.com/forums/sh…76&postcount=1
Alt text: Screenshot of the ESYS coding software interface, a traditional tool used for advanced BMW coding.

ESYS (Engineering Software System) is BMW’s factory-level diagnostic and coding software. It’s a powerful tool used by dealerships and advanced enthusiasts for comprehensive vehicle programming, diagnostics, and ECU flashing. To use ESYS, you typically need:

  • Windows Laptop: ESYS requires a Windows-based laptop with sufficient RAM, especially for newer BMWs with numerous ECUs. Budget laptops or tablets with limited RAM may struggle.
  • PSdZData Files: These are essential data files containing the latest ECU software and coding parameters for BMW vehicles. Keeping these files updated is crucial for compatibility and functionality.
  • ENET Cable: An Ethernet to OBD-II cable (ENET cable) is used to establish a direct connection between your laptop and the BMW’s OBD-II port.
  • ESYS Launcher: A launcher application is often required to facilitate FDL coding in ESYS by dynamically mapping CAFD files (Calibration Application File Description). Popular launchers include Launcher Pro and Bimmer Utility.

While ESYS offers unmatched capabilities, it also has drawbacks:

  • Cost: Acquiring all the necessary components, including a suitable laptop, software licenses, and cables, can be expensive.
  • Complexity: ESYS has a steep learning curve. Its interface is complex and can be intimidating for beginners. The coding procedures are more involved compared to app-based solutions.
  • Time-Consuming: Coding with ESYS can be slower than using mobile apps due to the more intricate menu structure and procedures.

For a glimpse into the ESYS coding process, you can find tutorial videos online, such as those by Tokenmaster.

Protool: The Modern, User-Friendly Alternative

Protool emerges as a modern and user-friendly BMW scan tool for Android, offering a compelling alternative to ESYS, especially for coding and diagnostics. It’s designed as a mobile application compatible with Android devices running version 4.1 or higher.

Protool Quick Overview:

  1. Licensing Options: Protool offers flexible licensing with separate Diagnostics and Coding licenses, or a discounted Master License bundle. This modular approach allows users to choose the features they need and upgrade later if desired.

  2. Free Lifetime Updates: Protool provides free updates for the lifetime of the app. This ensures ongoing compatibility with newer BMW models and access to the latest features, a significant advantage over ESYS and some older launchers that may require periodic subscriptions.

  3. No VIN Lock: The Protool license is linked to your Google account, not a specific vehicle. This allows you to use Protool on multiple BMWs without additional licenses, making it cost-effective for households with multiple BMWs or for professional use across different vehicles.

  4. Free Feature Exploration: Protool allows you to download the app and connect to your BMW to explore available coding and diagnostic features for free. You only need to purchase a license when you want to apply coding changes or perform advanced diagnostic functions. This risk-free exploration is invaluable for users to understand Protool’s capabilities before committing to a purchase.

  5. Adapter Versatility: Protool boasts broad compatibility with various OBD adapters and connection methods, increasing the likelihood that you can use adapters you may already own. Supported adapters include:

    1. USB K+DCAN Cables (for E-series):

      Credit: Bimmer Geeks https://www.bimmergeeks.net/product-…eeks-pro-cable
      Alt text: BimmerGeeks USB K+DCAN cable, a compatible adapter for connecting to older BMW E-series models with Protool.

    2. Bimmer Geeks Bluetooth Adapter:

      Credit: Bimmer Geeks https://www.bimmergeeks.net/product-…etooth-adapter
      Alt text: BimmerGeeks Bluetooth Adapter, a wireless OBD2 adapter designed for optimal compatibility with Protool.

    3. Thor WiFi Adapter:

      Credit: Bimmer Geeks https://www.bimmergeeks.net/product-…p-wifi-adapter
      Alt text: Thor WiFi Adapter, another wireless OBD2 adapter option compatible with Protool for cable-free connection.

    4. Orange MHD WiFi Adapter (Discontinued):

      Credit: Mashimarho https://mashimarho.com/products/mhd-…32241903861859
      Alt text: Discontinued Orange MHD WiFi Adapter, previously a compatible wireless adapter for Protool, pictured for reference.

    5. ENET Cables (with OTG Ethernet Adapter):

      Credit:https://www.amazon.ca/OHP-Ethernet-D…/dp/B07V3C47YD
      Alt text: ENET cable connected to an Android device via an OTG Ethernet adapter, enabling wired ENET connectivity for Protool.

    6. Black MHD ENET WiFi Adapter:

      Credit: Mashimarho https://mashimarho.com/products/mhd-…32241903894627
      Alt text: Black MHD ENET WiFi Adapter, a versatile adapter offering both ENET cable and WiFi connectivity, compatible with Protool.

    7. Potentially Compatible: Newer MHD WiFi Adapter (Unconfirmed):

      Credit: Mashimarho https://mashimarho.com/products/mhd-…32241903894627
      Alt text: Newer MHD WiFi Adapter, its compatibility with Protool is not yet officially confirmed, depicted here for informational purposes.

    8. BM3 New WiFi Adapter:

      Credit: Protuning freaks https://www.protuningfreaks.com/prod…-flash-adapter
      Alt text: BM3 WiFi Adapter by ProTuning Freaks, confirmed to be compatible with Protool for wireless BMW diagnostics and coding.

    When selecting an adapter, prioritize quality to ensure stable and reliable communication during coding and diagnostics. Bimmer Geeks offers their own high-quality cables and adapters, some with lifetime warranty options, reflecting their confidence in product durability. For users considering future ECU tuning, a versatile adapter like the black MHD ENET WiFi adapter, which supports both ENET and WiFi connections, can be a worthwhile investment.

  6. Comprehensive User Guide: Protool includes a detailed user guide accessible within the app’s menu. This manual provides in-depth information on all app features and functionalities. Additionally, Bimmer Geeks and online communities offer support and assistance for Protool users.

Protool Features and Capabilities

Protool is packed with features that make it a standout BMW scan tool for Android. Beyond basic coding functionalities like enabling window roll-up with the key fob, mirror folding, and disabling disclaimers, Protool unlocks advanced customization options previously limited to ESYS.

  • Advanced ECU Coding: Protool matches ESYS in coding capabilities, allowing modifications to critical modules like DSC (for M4 GTS MDM mode), EPS (for F87 CS steering feel), and GHAS (for F87 CS differential coding). This level of control was previously sought after by users of tools like Thor flasher and is now readily available within Protool.
  • FA/VO Coding: Protool supports FA/VO coding, simplifying retrofits and large-scale feature coding. This capability streamlines the process of adding or removing factory options from your BMW’s configuration.
  • Backup and Profile Management: Protool’s backup and profile system is invaluable for safe coding and customization. You can create full backups of your car’s coding and save multiple profiles with different coding configurations. This allows you to easily switch between profiles, such as reverting to stock settings or applying different performance or customization setups.
  • Extensive Diagnostics: Protool’s diagnostic functions go beyond basic code reading and resetting. It offers BMW-specific fault code reading, battery coding and registration, injector coding, and adaptation resets for various modules, including the GHAS differential. Protool also includes a “Control” function, similar to ISTA, which allows you to activate and test individual components like water pumps or engage service modes for components like G8X rear brakes. Kies Motorsports has a video demonstrating this feature around the 9-minute mark.
  • Data Logging: Protool integrates data logging capabilities, allowing you to record a wide range of vehicle parameters, similar to dedicated tuning apps. This can be used for performance analysis, diagnostics, or simply monitoring vehicle health.
  • Remote Backups: Protool offers cloud-based remote backups for profiles, datalogs, and diagnostic codes via the Bimmer Geeks website. This provides convenient access to your data from any computer and ensures data safety even if your Android device is lost or damaged.

Protool Interface Example:

Credit: F87source
Alt text: Screenshot of Protool’s main menu, displaying categorized ECU options for easy navigation and selection.

Credit: F87source
Alt text: Second section of Protool’s main ECU menu, showcasing the breadth of modules accessible for diagnostics and coding.

Credit: F87source
Alt text: Third section of Protool’s ECU menu, illustrating the comprehensive module coverage within the Android BMW scan tool app.

Credit: F87source
Alt text: Protool ECU submenu example, showing options for reading errors, clearing errors, accessing functions, live data, control modules, and coding within a selected ECU.

For detailed coding examples, refer to the links provided earlier in this review or in the “Advanced Coding” section below.

Protool vs. ESYS: Key Differences

Having used both Protool and ESYS, here’s a comparison highlighting their key differences:

  1. Ease of Use: Protool is significantly more user-friendly than ESYS. Its mobile app interface is intuitive, well-organized, and easy to navigate. Common coding options are readily accessible, and the app design minimizes the risk of accidental errors. ESYS, while powerful, has a complex and sometimes overwhelming interface, especially for new users. Its menu system is less structured, and certain functions can be easily misinterpreted, potentially leading to unintended consequences. For example, the “Code Default” function in ESYS, if misused, can brick an ECU. Protool lacks such “trap buttons,” making it safer and more approachable for a wider range of users.

  2. Portability and Accessibility: Protool’s mobile nature offers unparalleled portability. You can carry it on your Android phone or tablet and perform coding or diagnostics anywhere, anytime. ESYS, requiring a laptop, is less convenient for quick adjustments or on-the-go use. Changing settings at the track, for instance, is significantly faster and easier with Protool.

  3. Licensing and Device Flexibility: Protool licenses are linked to your Google account, allowing you to use the app on multiple Android devices simultaneously. ESYS launchers, on the other hand, are typically tied to a single computer, limiting flexibility. While some newer launchers offer license portability, ESYS remains less flexible in device usage compared to Protool.

  4. Cost-Effectiveness: Protool is considerably more affordable than ESYS when considering the total cost of ownership.

    • Protool: Budget Android tablet (~$80) + ENET cable and OTG adapter (~$30) + Coding license (~$80) = ~$190
    • ESYS: ESYS Launcher (~$50-$100) + ENET cable (~$25) + Windows laptop (~$300+) = ~$375 – $425+

    Protool offers substantial cost savings, especially as you may already own a compatible Android device. Additionally, a tablet purchased for Protool can also serve as an in-car gauge display or entertainment device, adding further value.

  5. Target User: Protool caters perfectly to beginner, intermediate, and even advanced BMW coders who don’t require ECU flashing capabilities. For expert users or professionals who perform ECU flashing or extensive remote coding, ESYS might still be necessary. However, for the vast majority of BMW owners seeking coding and diagnostic functionality, Protool provides a superior and more accessible solution.

Advanced Coding Examples with Protool

Protool’s capabilities extend to advanced coding modifications. For my 2017 BMW M2 (ISTEP level F020-19-07-539), I’ve successfully used Protool to implement the following popular customizations:

Conclusion: Protool – The Leading BMW Scan Tool for Android

In conclusion, Protool stands out as the premier BMW scan tool for Android devices. Its user-friendly interface, comprehensive coding and diagnostic features rivaling ESYS, adapter versatility, and cost-effectiveness make it an exceptional tool for BMW owners of all skill levels. Whether you’re looking to personalize your BMW with simple coding tweaks or delve into advanced modifications, Protool empowers you with the control and capabilities you need, all within a convenient Android app. For anyone seeking a powerful, portable, and modern solution for BMW diagnostics and coding, Protool is undoubtedly the best choice available.

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