Protool: Is This the Best BMW Car Coding App? A Deep Dive Review

Introduction and Quick Overview:

For BMW enthusiasts eager to personalize their ride, car coding has become increasingly popular. Imagine unlocking hidden features, customizing performance settings, and diagnosing issues right from your smartphone. This is the promise of Protool, a BMW coding and diagnostics app available on the Google Play Store. In this comprehensive review, we’ll delve into why Protool is considered by many to be the leading app for BMW owners of F, G, E, and I series vehicles.

It’s important to understand Protool’s licensing structure upfront. It offers a diagnostics license ($89.99) and a separate coding license ($79.99). You have the flexibility to purchase either license individually, or both together as a Master License ($149.99, saving you $19.99). To explore these options further, visit the Bimmer Geeks website: https://www.bimmergeeks.net/

Protool has earned its reputation as a top-tier BMW coding app by essentially being a mobile version of the powerful ESYS software. Yes, you read that right – Protool can handle ANYTHING ESYS can code, including both FDL and VO coding. The primary difference is that Protool currently does not offer ECU flashing capabilities, a feature found in ESYS. But what does this mean for BMW owners looking to customize their cars? It means you gain the ability to code a vast array of features. From simple conveniences like window control via the key fob and disabling legal disclaimers, to more advanced modifications affecting steering feel (EPS module), differential behavior (GHAS), and traction control (DSC/MDM), Protool puts a remarkable level of control in your hands. If you were a user of the now-discontinued Thor flasher for adjusting these advanced settings, Protool provides a robust and readily available alternative.

Guide on How to Use Protool for Car Coding:

To give you a glimpse into Protool’s capabilities, here are direct links to guides demonstrating its use for coding specific modules:

EPS module (Steering Feel): https://f87.bimmerpost.com/forums/sh…4#post29968214
DSC module (Traction Control/MDM): https://f87.bimmerpost.com/forums/sh…8#post29968208
GHAS module (Differential): https://f87.bimmerpost.com/forums/sh…7#post29968227

In summary, Protool stands out as the most comprehensive mobile BMW coding app available today, offering significantly more features than competing apps. For BMW owners seeking serious coding capabilities, Protool is a worthwhile investment. Its extensive functionality effectively eliminates the need for ESYS for most users.

Beyond coding, Protool excels in diagnostics. It can scan for genuine BMW fault codes, not just generic OBD2 codes, enabling accurate BMW-specific diagnoses. Furthermore, Protool allows for proper battery coding and registration, crucial for battery replacements. This includes the ability to register batteries with different capacities, a valuable feature if you’re considering upgrading to a lightweight lithium-ion battery.

The combination of powerful coding and diagnostic features solidifies Protool as an essential app for any BMW owner looking to maintain, customize, and truly understand their vehicle.

Now, let’s proceed with an in-depth exploration of Protool.

Disclaimer:

Damage/Injury Disclaimer: The information, advice, and instructions provided in this review are for informational purposes only. Any modifications or repairs you perform on your vehicle are at your own risk. I am not responsible for any personal injury, harm to others, damage to your vehicle, or property damage resulting from the use of this information.

Monetary Disclaimer: I receive no commission, profit, or any financial gain from the sale of Protool software by Bimmer Geeks.

Sponsorship Disclaimer: My reviews are based on products I genuinely want to use and believe are the best options available. I approach companies for sponsorship after selecting a product I intend to review. This ensures that my reviews are focused on products I believe in and would use personally. I am not paid to review products I do not endorse. While this review is sponsored by Bimmer Geeks, my opinions remain unbiased.

Time of Writing Disclaimer: The information in this review is accurate as of the time of writing and may not reflect future updates or changes.

Bias and Comparison Disclaimer: I strive for objectivity in my comparisons to other products, but inherent biases are possible.

Mistakes and Inaccuracies Disclaimer: I aim for factual accuracy, but errors can occur. Please point out any inaccuracies, and I will correct them.

Subjective Disclaimer: My reviews contain my personal opinions and assessments. While I aim for objectivity, my conclusions are ultimately subjective. Exercise your own judgment and consider my reviews as one perspective among many.

Information Disclaimer: My reviews draw upon years of accumulated knowledge and research. Due to the breadth of information consulted, it is not always feasible to cite every source. I will cite peer-reviewed research and direct image sources when applicable, but general knowledge and information gathered from numerous sources may not be explicitly cited.

Image Credits:

Images and videos used in this review are credited to their respective owners. If you are an image owner and wish for your image to be removed, please contact me. Otherwise, thank you to the image owners for contributing to this review.

Review Disclaimer:

I want to thank Bimmer Geeks for sponsoring this review. Despite this sponsorship, my review remains unbiased. The fact that I initiated contact with Bimmer Geeks for a sponsorship reflects my genuine belief in Protool as the best coding tool at the time of writing. I personally use Protool for coding modifications on my own BMW M2, including features like M2CS DSC, GHAS, and EPS settings, which were not accessible through other apps or free versions of ESYS.

What is “Coding” in the BMW Context?

In the context of BMWs, “coding” refers to modifying parameters within the car’s ECUs (Electronic Control Units) to activate or deactivate pre-existing features programmed by the factory. This is distinct from software development; you’re not writing new code. Instead, think of it as toggling “light switches” within the car’s software. This process is generally safe because it involves features already designed and programmed by BMW. However, caution is advised. Incorrect coding, battery drain during coding, or enabling features without understanding their implications can lead to problems. Always research thoroughly and understand the coding changes you are making.

There are two primary types of BMW coding: FDL coding and VO coding.

VO Coding (Vehicle Order Coding): VO coding modifies the car’s “vehicle order,” which is essentially a list of factory-configured options that define the car’s features. Each BMW has a unique VO code list determined by its original factory specifications. VO coding is primarily used for retrofitting options. For example, if you retrofit hardware for a factory option like enhanced Bluetooth (option code 6NS), you can use VO coding to add 6NS to your vehicle order and remove the old code (e.g., 6NH for basic Bluetooth). This automatically activates the features associated with the new option code across relevant ECUs. However, VO coding is limited by the original factory options and may not work if the necessary hardware is missing.

FDL Coding (Function Data Line Coding): FDL coding offers granular control, allowing you to directly modify parameters within individual ECUs. This bypasses the limitations of VO coding and enables customization beyond factory options. For instance, you could enable some 6NS features via FDL coding without retrofitting all the hardware. FDL coding also allows you to enable or disable features never intended as factory options, such as disabling iDrive disclaimers or seatbelt chimes. FDL coding is powerful but requires a deeper understanding of the car’s systems.

Why Does BMW Coding Exist? BMW, like many manufacturers, uses software coding as a cost-effective way to offer different trim levels and model variations using largely shared hardware components. Instead of manufacturing entirely different parts, they create software variations to enable or disable features. This means that seemingly identical hardware across different BMW models can be configured differently via software coding. Fortunately, this also gives owners the ability to customize and potentially unlock features in their own vehicles.

Tips for Safe Car Coding:

Before diving into coding, prioritize safety:

Create Backups: Always back up your car’s coding settings before making changes. This allows you to revert to the original configuration if something goes wrong.
Know What You’re Doing: Thoroughly research the coding modifications you intend to make. Understand the function of each parameter and the potential consequences of changes. Ensure the coding is compatible with your specific BMW model and software version.
Use a Battery Charger: Maintain a stable voltage supply during coding by using a quality battery charger. Voltage drops during coding can lead to ECU bricking and serious issues. For some coding procedures, it may be advisable to keep the engine running, but never code while driving.
Use Quality Adapters/Cables: Invest in reliable, high-quality cables and wireless adapters. Cheap, unreliable adapters can cause slow data transfer or connection failures during coding, potentially leading to errors. Poorly constructed cables can also pose a short-circuit risk.

What is ESYS?

Credit: mev2630 https://f30.bimmerpost.com/forums/showpost.php?p=23733176&postcount=1

ESYS (short for Elektronisches Service System) is BMW’s dealer-level software for diagnostics, coding, and ECU flashing. It’s a powerful tool widely used for advanced BMW modifications. To use ESYS, you’ll need:

Windows Laptop: A laptop with sufficient RAM (at least 8GB, ideally more) is recommended, especially for newer BMWs with numerous ECUs. Tablets with limited RAM may not be suitable.
PSdZData Files: Up-to-date ECU data files (PSdZData) are essential for ESYS to recognize and code your BMW’s modules.
ENET Cable: An ENET (Ethernet to OBD-II) cable connects your laptop to your BMW’s OBD-II port.
ESYS Launcher: A launcher program is required for FDL coding to dynamically map CAFD files. Popular launchers include Launcher Pro and Bimmer Utility.

With these components, ESYS provides comprehensive BMW coding capabilities. However, it also has drawbacks:

Cost: Acquiring all necessary components, especially a suitable Windows laptop and ESYS launcher license, can be expensive.
Complexity: ESYS has a steep learning curve and a complex menu system, making it intimidating for beginners. Coding procedures can be time-consuming compared to mobile apps.
Portability: ESYS requires a laptop, making it less convenient for quick coding changes on the go.

For a demonstration of ESYS coding, you can find tutorials online, such as videos by Tokenmaster.

Protool: Mobile BMW Coding Powerhouse

Protool offers a mobile alternative to ESYS, bringing BMW coding and diagnostics to your Android device (version 4.1 or higher at the time of this review, iOS support may be considered in the future).

Protool Quick Overview:

Licensing Options: Protool offers two separate licenses: Diagnostics ($89.99) and Coding ($79.99), or a Master License bundle ($149.99). You can purchase licenses individually and upgrade later.
Free Lifetime Updates: App updates are currently free for the lifetime of the app, ensuring compatibility with newer BMW models, unlike some older ESYS launchers that may require paid updates.
Not VIN Locked: Protool licenses are linked to your Google account, not a specific vehicle. You can use it on multiple BMWs.
Free Feature Exploration: You can download Protool and connect to your car for free to explore available coding options before purchasing a license. This is a fantastic feature for assessing compatibility and features for your specific BMW.
Adapter Flexibility: Protool supports a wide range of adapters, increasing the likelihood that you already own a compatible device. However, using high-quality adapters is crucial for reliable coding. Bimmer Geeks sells quality cables and adapters, some with lifetime warranties. Consider adapters that are also compatible with tuning software for future flexibility, such as the MHD ENET WiFi adapter.

Currently Supported Adapters for Protool:

USB K+DCAN Cables (for E-series): Connect via OTG adapter.
Credit: Bimmer Geeks (BimmerGeeks Pro Cable) https://www.bimmergeeks.net/product-…eeks-pro-cable
BimmerGeeks Bluetooth Adapter:
Credit: Bimmer Geeks (BimmerGeeks Protool Bluetooth Adapter) https://www.bimmergeeks.net/product-…etooth-adapter
Thor WiFi Adapter:
Credit: Bimmer Geeks (Protool Thor XHP WiFi Adapter) https://www.bimmergeeks.net/product-…p-wifi-adapter
Orange MHD WiFi Adapter (Discontinued):
Credit: Mashimarho (Orange MHD Wireless OBDII WiFi Flash Adapter) https://mashimarho.com/products/mhd-…32241903861859
ENET Cables (with OTG Ethernet Adapter):
Credit: https://www.amazon.ca/OHP-Ethernet-D…/dp/B07V3C47YD (Example image, cable quality not verified)
MHD Black ENET WiFi Adapter:
Credit: Mashimarho (MHD Wireless OBDII WiFi Flash Adapter) https://mashimarho.com/products/mhd-…32241903894627
Newer MHD WiFi Adapter (Support Not Yet Confirmed): Compatibility is not guaranteed at this time.
Credit: Mashimarho (MHD Wireless OBDII WiFi Flash Adapter) https://mashimarho.com/products/mhd-…32241903894627
BM3 WiFi Adapter:
Credit: Protuning Freaks (BootMod3 Wireless OBDII WiFi Flash Adapter) https://www.protuningfreaks.com/prod…-flash-adapter
UniCarScan UCSI-2000: Officially supported since v2.27.0 (Not pictured).
OBDLink MX+ and OBDLink CX: Officially supported (Not pictured).

For detailed app information, consult the Protool user guide within the app menu or contact Bimmer Geeks support.

Protool Features and Capabilities:

Protool offers a wide range of features, rivalling ESYS in coding capabilities:

Common Coding Features: Enables popular customizations like window control via key fob, mirror folding/unfolding on lock/unlock, and disabling legal disclaimers and warning chimes.
Advanced Coding (ESYS-Level): Protool goes beyond basic coding, allowing modifications to modules like DSC (e.g., M4 GTS MDM mode), EPS (steering feel, e.g., F87 CS steering), and GHAS (differential, e.g., F87 CS differential coding). This brings back advanced coding options previously available with tools like Thor flasher. Protool also supports FA/VO coding for easier retrofitting and feature activation.
Backup and Restore Profiles: Protool allows you to create full backups of your car’s coding parameters, saving them as profiles. You can create multiple profiles with different coding configurations and easily switch between them by “restoring” a profile. This is ideal for quickly changing settings or reverting to stock.
Diagnostics Capabilities: Protool offers comprehensive BMW-specific diagnostics, including reading and clearing BMW fault codes, battery coding and registration (including different capacity batteries), injector coding, and adaptation resets/recalibrations for various modules (e.g., GHAS). It also features a “Control” tab to activate hardware components for diagnostic purposes, similar to ISTA, enabling actions like retracting G8X rear brake calipers for pad replacement, as demonstrated by Kies Motorsports.
Data Logging: Protool can log a wide array of parameters, comparable to dedicated tuning apps. This can be used for performance monitoring and data analysis even without tuning.
Remote Backups: Protool offers remote backup functionality, storing your profiles, datalogs, and diagnostic codes securely online via the Bimmer Geeks website. This facilitates easy log viewing on a computer and ensures data safety even if your device is lost or damaged.

Protool Interface Examples:

Credit: F87source – Protool main menu showing ECU categories.

Credit: F87source – Further ECU categories in Protool main menu.

Credit: F87source – Remaining ECU categories in Protool main menu.

Credit: F87source – Protool ECU submenu options: Errors, Functions, Live Data, Control, Coding.

For detailed coding examples, refer to the module-specific coding guides linked earlier in this review and below in the “Advanced Coding” section.

Protool vs. ESYS: Which is Right for You?

A comparison between Protool and ESYS reveals key differences:

Ease of Use: Protool is significantly more user-friendly. Its intuitive mobile app interface, categorized menus, and readily accessible common coding options make it easy to navigate, even for beginners. Protool lacks the “trap buttons” and complex menus that can make ESYS risky for inexperienced users. ESYS, while powerful, has a steeper learning curve and a more complex, less forgiving interface. Accidental clicks in ESYS can lead to unintended and potentially damaging actions, such as the “code default” button, which can wipe an ECU’s software and brick the car.
Portability and Device Flexibility: Protool’s mobile nature offers superior portability. You can easily carry it on your phone or tablet for quick coding adjustments anywhere. Its license is linked to your Google account, allowing use across multiple Android devices simultaneously. ESYS, requiring a laptop, is less portable. ESYS launcher licenses are often tied to a single computer, limiting flexibility. While Launcher Pro may offer Google authentication for device transfer, ESYS remains less convenient for on-the-go use.
Cost: Protool is generally more affordable than setting up a functional ESYS system.

Cost Comparison (Approximate):
- Protool: ~$80 (cheap Android tablet) + ~$30 (ENET cable + OTG adapter) + $80 (Coding License) = ~$190
- ESYS: ~$50 (Launcher Pro) or ~$100 (Bimmer Utility) + ~$25 (ENET Cable) + ~$300 (basic Windows laptop) = ~$375 – $425
Protool can be nearly half the cost of ESYS, and the tablet used for Protool can serve as an in-car gauge display, adding further value. Budget laptops for ESYS may be less versatile and enjoyable to use outside of coding. Note that most ESYS launchers do not support virtual machines, excluding macOS users without Boot Camp.
Speed and Convenience: Protool facilitates quicker coding changes. Adjusting settings, even advanced ones, can be done in minutes with Protool’s mobile interface. ESYS procedures, including laptop setup, connection, menu navigation, and potential ISTA recalibrations, can take significantly longer (10-15 minutes or more).

Conclusion: Protool – The Ideal Coding Tool for Most BMW Owners

For the majority of BMW owners, from beginners to advanced DIY enthusiasts, Protool emerges as the more practical and user-friendly coding solution. Its ease of use, portability, cost-effectiveness, and comprehensive coding and diagnostic features make it a compelling alternative to ESYS. While ESYS remains essential for expert or professional users requiring ECU flashing and extensive remote coding capabilities, Protool provides ample functionality for most BMW customization needs.

Advanced Coding Examples:

To demonstrate Protool’s advanced capabilities, refer to these guides for coding specific modules on a BMW M2 (F87) with ISTEP level F020-19-07-539 (compatibility may vary based on vehicle and software version):