Original Launch X-431 OBDII Diagnostic Scan Tools

  Car model and year:   a 2020 Porsche Macan S   Purpose: to enable the rear tail lights to be illuminated with the DRLs.   Tool to use: Launch X431 V  Bi-Directional Scanner (or  X431 ProS Mini  etc)   One friend mentioned: I’ve found this in Rear-end Electronics/Coding/Brush Hidden-Modified/Coding value/Coding value-0   Finally! OK, so here is the solution for those wanting to activate the DRLs (Daytime Running Lights) on tail lights (this is for a 2020 Macan S). As we approach our summer equinox with near 22 hours of daylight it’s less of an issue than in 6 months when the inverse occurs and visibility is key. On the version I have, it’s different from what my friend mentions above. In my case, and, as I have mentioned previously, for some unknown reason they’ve put that option in the  FRONT END ELECTRONICS . In the section my mentions, the Exterior Lights LED Lights simply confirms that you have LEDs (and not halogen) nothing else in my version. To actually enable them you must go