2015 PORSCHE MACAN Electrical System Problems

VEHICLE WILL NOT UNLOCK USING ELECTRONIC KEY. THIS HAPPENS FROM TIME TO TIME AND LASTS FOR MONTHS. THE BATTERY IN THE KEY IS CHANGED, BUT MAKES NO DIFFERENCE. THE PORSCHE DEALER HAS NOT BEEN ABLE TO REPAIR. THIS IS ESPECIALLY DANGEROUS UNDER CERTAIN CIRCUMSTANCES. ALTHOUGH A METAL KEY IS AVAILABLE TO UNLOCK THIS CAR, IT IS VERY CUMBERSOME AND WORTHLESS IN AN EMERGENCY. MY ESTIMATION IS ONE OF THE COMPUTERS IN THE CAR IS DEFECTIVE AND THEREFORE WON'T RECOGNIZE THE KEY (BOTH KEYS) AND COULD LEAVE THE DRIVER STRANDED. ADDITIONALLY, THE SENSORS IN THIS CAR FAIL FROM TIME TO TIME. IF A WHEEL SENSOR FAILS IT WILL SHUT DOWN THE CAR, EVEN ON A BUSY HIGHWAY. THIS DID HAPPEN ONCE WITH THIS VEHICLE, BUT FORTUNATELY ON A NEIGHBORHOOD ROAD WITH NO TRAFFIC; OTHERWISE IT COULD HAVE BEEN CATASTROPHIC. I MENTION THIS; WHEREAS, BOTH ELECTRONIC ISSUE COULD BE CONNECTED. NOTE: THE...