Porsche Piwis 4 Diagnostic Tool Piwis IV Scanner With V42.950.00 + V38.250 Software

Notice 1:
1. New cars from 2024-2025 only support diagnostics, not programming. Programming requires an online account. This device does not support online functions, regardless of whether you have an online account.
2. Models before 2024 can use V38.250 software for diagnostics and offline programming (automatic transmission programming is not supported; this requires an online account).
3. New car wiring diagrams require a subscription.

If you need the original Porsche Piwis Tester 4, please purchase from the following link:
https://www.obd2tool.com/goods-10674-Porsche-Piwis-4-Piwis-IV-Diagnostic-Tool-Plus-Panasonic-CF54-Laptop.html

Notice 2:
We will install Porsche V4295.00 + V38.250 software on the hard drive or computer. You can use whichever software you need.
1. If you choose Option 1: Piwis 4 With V4295.00 + V38.250 Software, please install the hard drive into your laptop, then send us your TeamViewer ID, and we will remotely activate the software for you.
Computer requirements: CPU i5 or higher, 8GB RAM or higher, screen resolution 1920 or higher.
2.If you choose Option 2/3/4/5: The Porsche 4 and Porsche 3 software are already installed and activated, and you can use them directly.

Piwis 4 V4295.00 Software:



Piwis 3 V38.250 Software:



PIWIS 4 Description:
PIWIS4, the Integrated Workshop Information System IV, is an advanced diagnostic tool specifically designed for vehicles.It offers comprehensive support for 2025 new cars, including the latest models.PIWIS 4 provides support for new electric vehicle models, reflecting 's commitment to expanding its electric vehicle lineup.Furthermore, it features SFD (Schutz Fahrzeug Diagnose) Diagnostic Protection Technical Support, enhancing the security and reliability of diagnostic procedures for vehicles. Overall, PIWIS IV is a cutting-edge diagnostic system tailored to meet the evolving needs of technicians and service centers.

PIWIS 4 Diagnostic Tool Main Function:
1. Diagnostics application
The Diagnostics application facilitates communication with control units in vehicles. Users can search for, identify, code, and program units, retrieve event memory data, execute complex processes, modify drive links, and perform routines.
2. Guided fault finding (GFF)
GFF generates a systematic test plan for diagnosing fault codes.It provides a recommended sequence for conducting tests, compiling a list of suggested tests along with relevant documentation and wiring diagrams to aid technicians in the diagnostic process.
3. Actual values/input signals functions
This feature displays real-time actual values and input signals from control units,  providing insight into the current operational status and sensor inputs of the vehicle's components.
4. Drive links/tests function
The Drive Links/Tests function displays drive links of control units, allowing users to modify parameters and execute test routines for individual control units, facilitating thorough diagnostics and testing procedures.
5. Maintenance/repairs function group
This function group enables users to access control unit-specific processes that cannot be universally implemented from the ODX data. It provides specialized maintenance and repair procedures tailored to the requirements of individual control units.
6. Coding/programming function group
Use this function to write coding values. Values can be coded automatically or set manually. This function group includes (Automatic coding, Manual coding, Customer-specific settings, and Factory settings) coding modes.
7. Logging
Users can utilize this function group to write coding values, either automatically or manually. It includes modes for Automatic Coding, Manual Coding, Customer-specific settings, and Factory settings, enabling customization and configuration of control units.
8. Filter
The Filter function enables users to manage the view of installed control units in the vehicle. Users can create, edit, activate, deactivate, or assign filters within the diagnostic application to streamline data presentation and analysis.
9. Wiring diagrams application
This application provides graphical representations of physical connections and circuit layouts within vehicles, aiding technicians in understanding the electrical architecture and diagnosing wiring-related issues effectively.

PIWIS 4 VS PIWIS 3:
The biggest difference between PIWIS 4 and PIWIS 3
PIWIS 4 can support the following things that is PIWIS 3 can't do:
PIWIS 4 Support latest 2025 car models:
PIWIS I can handle cars up to the 2014 model year, PIWIS II can handle cars up to and including the 2017 model year, PIWIS III can handle cars including the 2020 model year, PIWIS IV can handle all cars including the 2023 new cars and also support for New Electric Vehicle Models.  PIWIS IV also have SFD Diagnostic Protection Technical Support that is PIWSI I, PIWIS II, PIWIS III can't do.

PIWIS IV support for 2025 new cars is crucial due to the ever-evolving nature of the automotive industry. As new car models are released each year, they come equipped with advanced technologies and unique configurations.   Without updated diagnostic tools like PIWIS IV, technicians may encounter difficulties in accurately diagnosing and maintaining these new vehicles.   The inclusion of support for 2025 car models ensures that PIWIS IV remains aligned with the latest automotive advancements, providing users with access to tailored diagnostic and maintenance features specific to the requirements of newly released vehicles.

PIWIS 4 Support SFD Diagnostic Protection Technology:
Furthermore, the integration of SFD (System Fault Diagnostics) diagnostic protection technical support enhances the diagnostic capabilities of PIWIS 4 System faults within vehicles can be complex and challenging to identify without specialized tools and techniques.   The inclusion of SFD diagnostic protection technical support equips users with advanced tools and methodologies for pinpointing and resolving system faults effectively.   This feature reinforces the reliability and effectiveness of PIWIS IV in diagnosing and troubleshooting automotive issues, ultimately streamlining the repair process and minimizing vehicle downtime.

PIWIS 4 Has Electric Vehicle (EV) Support:
The addition of support for new electric vehicle (EV) models reflects the growing prominence of electric vehicles in the automotive market.With more EVs being introduced in 2025, it's essential for diagnostic tools like PIWIS IV to evolve accordingly.Electric vehicles come with distinct components, systems, and diagnostic protocols compared to traditional internal combustion engine vehicles.By incorporating support for new EV models, PIWIS IV enables technicians to conduct diagnostics, maintenance, and programming tasks specific to electric vehicles, ensuring that they can effectively address the unique requirements and challenges associated with EV technology.

The other difference between PIWIS 4 and PIWIS 3:
PIWIS 4 Overall Advancements:
PIWIS 4 represents a significant advancement over its predecessor, offering improved functionality, compatibility, and security features.

Its introduction of support for electric vehicles reflects Porsche's commitment to embracing alternative propulsion technologies.

In summary, while PIWIS 3 served as a reliable diagnostic tool for Porsche vehicles, PIWIS 4 takes diagnostics to the next level with enhanced features, including support for electric vehicles and the integration of SFD diagnostic protection technology, ensuring both efficiency and security in vehicle servicing and maintenance procedures.

The Difference in Advanced Diagnostics and Programming:
PIWIS 3: PIWIS 3 provides advanced diagnostic capabilities, allowing technicians to interface with Porsche vehicles, retrieve diagnostic trouble codes (DTCs), view live data, perform component tests, and conduct programming tasks.

PIWIS 4: PIWIS 4 also offers advanced diagnostics and programming functionalities, with potentially enhanced features and improved compatibility with the latest Porsche models and electronic architectures.

PIWIS 4 Offer More Wireless Connectivity Options:
PIWIS 3: Some versions of PIWIS 3 may offer limited wireless connectivity options, allowing technicians to perform diagnostics and programming tasks without physical connections to the vehicle.

PIWIS 4: PIWIS 4 may feature expanded wireless connectivity options, providing greater flexibility and convenience during service operations.

PIWIS 4 covers a wider range of vehicle models：
PIWIS 3: PIWIS 3 is designed to be compatible with a wide range of Porsche models, covering both older and newer vehicles.

PIWIS 4: PIWIS 4 is expected to have broader compatibility with the latest 2025 Porsche models, offering enhanced diagnostic capabilities and broader vehicle coverage compared to PIWIS 3.

PIWIS 4 Has Faster Performance and Speed:
PIWIS 4: As the newer generation, PIWIS 4 is expected to offer faster performance and improved efficiency compared to PIWIS 3, enabling technicians to diagnose and service vehicles more quickly.

PIWIS 4 Upgrade the User Interface：
PIWIS 3: PIWIS 3 features a user-friendly interface designed to facilitate  navigation and access to diagnostic functions.

PIWIS 4: PIWIS 4 may offer improvements in the user interface, providing a more intuitive and streamlined experience for technicians performing diagnostic and programming tasks.

PIWIS 4 Has New Features and Functionality:
PIWIS 4: While both systems are primarily used for vehicle diagnostics, PIWIS 4 may come with additional features, updated interfaces, and enhanced functionalities compared to its predecessor, PIWIS 3.

In summary, while both PIWIS 3 and PIWIS 4 serve the same purpose of diagnosing and servicing Porsche vehicles, PIWIS 4 is expected to offer advancements in performance, compatibility, and features compared to its predecessor, PIWIS 3.  However, the choice between the two would depend on factors such as budget, specific diagnostic needs, and compatibility with the vehicles being serviced.

Packing List 1:
1pc x PIWIS 4
1pc x Piwis 4 Software 256G SSD



Packing List 2:
1pc x PIWIS 4
1pc x  Lenovo T450 laptop(Second Hand Laptop, 95% new)



Lenovo T450 laptop(Second Hand Laptop, 95% new):
Brand: Lenovo
Model: Lenovo T450
Processor: i5 5200U CPU, 8G RAM

Packing List 3:
1pc x PIWIS 4
1pc x Lenovo Yoga12 Laptop (Second Hand Laptop, 95% new)



Lenovo Lenovo Yoga 12 (Second Hand) laptop:
Brand: Lenovo
Model: Lenovo Yoga 12
Processor: i5 CPU, 5300U
Memory Size: 8G

Packing List 4:
1pc x PIWIS 4
1pc x DELL Latitude 5414 Laptop (Second Hand Laptop, 95% new)

Second Hand DELL Latitude 5414 Laptop:(Second Hand Laptop, 95% new)
Model No: DELL-5414
Processor Type: Intel(R) Core(TM)I5 CPU i5-6300U
Memory Size: 8G



Packing List 5:
1pc x PIWIS 4
1pc x Panasonic CF54 Laptop (Second Hand Laptop, 95% new)



Second Hand Panasonic CF54 Laptop:(Second Hand Laptop, 95% new)
Model No: CF-54
Processor Type: Intel(R) Core(TM)I5 CPU i5-6300
Memory Size: 8G

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