After surfing the net looking for some goodies for my ’06 C4 I cam across Porsche Piwis Tester II. This company Obd2tool.com is selling the PIWIS II system, it has offline and online functions, to support ONLINE function, valid certificate must be available for Porsche Piwis Tester II.
Additional settings enabled for TPMS system with a borrowed gray market PIWIS. My 2006 C2S did not come with the TPM option. The hardest part of the retrofit was manually running wires as the wires were not in the front and rear main harnesses in my car. Then it needed programming with PIWIS to activate.
The biggest difference with the track tire settings is you define the target pressures. The other settings are predefined base on summer vs winter, 18 vs 19, partial vs full load. Not positive but I think the size option was also enabled.
The “Track Tire” is the special setting. There is an option in car diagnostic scanner PIWIS to rename it to whatever you want. My OCD struggled with “Track Tyre” to match the other settings or “Track Tire” as it’s properly spelled where I live. I settled on the latter
