2020 PORSCHE TAYCAN Forward Collision Avoidance Warnings Problems

Vehicle randomly thinks that I’m about to be in a collision when nothing is in front of me. This causes the vehicle to just stop and almost causes me to have an accident.

It was stop and go traffic. I was distracted and the car failed to auto stop and I hit the car in front of me. The alert did come on after the collision. I would assume the automatic braking failed or the collision would not have occurred. It was a low speed impact so not a major safety risk but even a minor collision can have a significant injury in susceptible subjects? The problem has not been reproduced to my knowledge. The component has not been inspected. The car has been evaluated by a body shop for damages and the damages are significant. The warning light came on in an inadequate time to prevent the collision. There were no other warning lamps

- Parking Assist has failed several times with message "ParkAssist not available. Continued driving possible, Service necessary" - Forward collision warning (aka Warning And Break Assist) has disabled itself several times for no apparent reason with message "WBA Limited, See owners manual". The sensors and windshield was clean so nothing was obstructing the system. - Headline Control error while driving with message "Headline control error. Temporary condition, Continued driving possible". ParkAssist and Forward collision unavailability has been reported to Porsche dealer but they were unable to diagnose or fix it. It seems the car does not record any error codes for the dealer to debug. There was a pending software updated at the time which was installed but the issues happen even after the updated. The issues started from first days of ownership and happen intermittently and stopping and restarting the car always fixes them which probably suggest they are...