The Porsche Integrated Workshop Information System (PIWIS) is the official diagnostic and programming system used by Porsche dealerships and service centers to communicate with Porsche vehicles for troubleshooting, programming, and maintenance tasks. There are several versions of the system, including PIWIS 2, PIWIS 3, and the latest, PIWIS 4. Each version represents an evolution in technology, compatibility, and features. Here’s an overview of each system to help differentiate between them:
PIWIS 2
- Launch Date: Introduced around the early 2010s, PIWIS 2 was a significant upgrade from the original PIWIS system.
- Vehicle Compatibility: It covers Porsche models up to around 2016/2017, although specific coverage can vary by model and software version.
- Functionality: PIWIS 2 offers a wide range of diagnostics, coding, and programming features for compatible Porsche models. It includes fault diagnosis, guided fault finding, control unit reprogramming, key programming, and service reset functionalities, among others.
- Hardware and Software: The system is based on a ruggedized laptop with proprietary Porsche software. It requires periodic updates to add new features and vehicle support.
PIWIS 3
- Launch Date: PIWIS 3 was introduced around 2017 as the successor to PIWIS 2.
- Vehicle Compatibility: This version extends support to newer Porsche models, including those using the latest electric and hybrid technologies, up to around the early 2020s. It is backward compatible with older models, effectively replacing PIWIS 2.
- Functionality: PIWIS 3 retains all the capabilities of PIWIS 2 and adds support for newer vehicle systems and technologies. It also improves on the speed and user interface of the system.
- Hardware and Software: Features updated hardware and software for better performance. It continues to require regular updates for new vehicle models and system enhancements.
PIWIS 4
- Launch Date: The most recent iteration, details about PIWIS 4’s launch are more scarce, and it’s essential to consult Porsche or authorized service centers for the most current information.
- Vehicle Compatibility: Expected to support the latest Porsche models, including fully electric vehicles like the Taycan, and future models. It should also maintain backward compatibility with older vehicles.
- Functionality: While specific features and improvements over PIWIS 3 are not detailed in widely available public sources, it’s anticipated to offer further enhancements in speed, user experience, and diagnostic capabilities, including more advanced support for electric and hybrid technologies.
- Hardware and Software: Likely comes with updated hardware and software, reflecting the latest in diagnostic technology and user interface design. Continues the trend of requiring periodic updates.
Choosing the Right Version
- Dealership vs. Independent Service: Porsche dealerships will most likely use the latest version of PIWIS available, ensuring full compatibility with all models. Independent service providers might use earlier versions depending on their service focus and customer needs.
- Compatibility Needs: The choice between versions largely depends on the models of Porsche vehicles you intend to service. PIWIS 3 offers a broad range of compatibility, making it a versatile choice for a mix of old and new Porsche vehicles.
- Cost and Availability: The cost for these systems, along with updates, can be significant.
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