Here are some questions frequently asked by PIWS2 TESTER 2 users or Porsche owners, collected by www.worldobd2.com customer service. Hope this help anyone in trouble.
6 cases included as follows:
Change the start password;
PIWS2 certificate will expire;
VCI connection failed;
key programming function;
Old TESTER 2 with V15.6 software.
Tried to change the start password, but when i changed, PIWS2 appeared as follows:
This password cannot be changed. It’s fixed.
PIWS2 Tester 2 prompts: PIWS2 certificate will expire in 7 days. PPN functions are no longer available without a valid PPN certificate. Please renew PPN certificate.
How to do when PIWS2 certificate will expire.
Ignore this certificate expiration prompt. Directly go to diagnose or programming your vehicle.
Where to get version 15.900, and does sp161 support it?
Go to download V2015.09 software from
Please download it and then record it in a DVD.
But this software only support SP161-BS :
I use PIWS2 Tester II with v15.6 software. When VCI was connected to OBD2 port, only light on USB cable flashed but the multiplexer(VCI) connection failed!!
Start the vehicle;
Connect VCI to the vehicle;
Open the software;
Select the car model.
PIWS2 TESTER 2 at www.worldobd2.com supports key programming online.
I have an old Tester ii and does it work with V15.6 software?
Send back your firmware. The firmware need to be updated with software.