Keyless Entry System Porsche Cayenne not work

A Porsche Cayenne is in the year 2010 with 35 thousand kilometers, the driver describes: the remote control locks and unlocks function may work, but Keyless Entry System not working.

First, we have a basic understanding of how it works. Keyless Entry System Porsche Cayenne integrate RFID in the key of the car when the driver takes the key near the car, as long as the driver’s hand near the RFID door handle in the door will be activated. At this time RFID transceiver scan the area around the car to identify and locate the specific identification code in the RFID chip key, once discovered the code, the transceiver will confirm the valid or not chip by security algorithm and decide whether to open the piwis tester 2.
After identifying the car owner is confirmed, the system will confirm if the keys are in the car, if the car owner only need to press the Start button, the car will start; when the driver takes the key away from the car, the door and the steering wheel is automatically locked, the windows will automatically go up, the car is in the anti-theft state. Both this system and the immobilization of the conventional remote control system may be used.

Launch X431 V (X431 Pro) with Bluetooth/Wifi based on Android system, is a new car malfunction diagnostic device developed by Launch Tech for internet application. X-431 V completely substitutes X431 IV and X431 Diagun III. It passes on Launch advantages in car fault diagnostic technology, such as vast car model coverage, powerful test function, special function and accurate tast data, etc.

X-431 V achieves the full car model and full system fault diagnosis through the bluetoooth communication between DBSCar connector and intelligent mobile terminal. Launch X431 V taking the advantage of mobile internet, can share maintenance data and case library, provide instant maintenance information, and build public and private maintenance social circle,etc.,thus lead to wide car diagnostic community. It is a typical diagnostic device contributed by Launch to diagnostic industry concerning internet application.

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