Piwis Tester 4 -

Here’s a write-up for "PIWIS Tester 4" — suitable for a workshop, technical blog, or diagnostic tool catalog.

By following the information and resources provided in this article, you can unlock the full potential of your PIWIS Tester 4 and take your Porsche maintenance and repair to the next level. piwis tester 4

Verdict: If you work on pre-2010 Porsches, the Piwis 3 is sufficient. However, for the latest generation of electric and hybrid Porsches, the Piwis Tester 4 is non-negotiable. The Tester 4 supports "High Voltage" safety protocols that the Tester 3 physically cannot handle. Here’s a write-up for "PIWIS Tester 4" —

However, Porsche has launched an official "PIWIS Tester 4 Independent" program. For a yearly license fee (approx. €3,500–€5,000 depending on region), independent specialists can lease the hardware and software legally. This grants access to the same diagnostic depth as a franchised dealer, including immobilizer programming and odometer correction (within legal bounds). Rugged 10-inch multi-touch display (glove-friendly)

2. All-in-One Hardware

Rugged 10-inch multi-touch display (glove-friendly).
Integrated VCI (Vehicle Communication Interface) with wireless (Wi-Fi) and wired (USB-C/Ethernet) connectivity.
Built-in battery for untethered operation under the hood or inside the cabin.

: It is built to interface with the latest 2024 car models and new Electric Vehicle (EV) models

Reads and clears codes from every module: Engine, Transmission, ABS, Airbags, PASM, PDK, PCM, Central Locking, and even the seat memory modules.
Displays actual Porsche wiring diagrams (interactive) and component locations.

PIWIS Tester 4 (Porsche Integrated Workshop Information System) is the current official, proprietary diagnostic tool used by authorized Porsche centers and high-end independent specialists to perform advanced diagnostics, programming, and maintenance on Porsche vehicles. HOUSE Automotive Core Capabilities

Bottom Line: The Piwis Tester 4 is a surgical scalpel for Porsche electronics. In trained hands, it’s worth its weight in gold. In untrained hands, it’s an expensive brick that can ruin your car.