What to do with BMW E79 series remote control failure?

Remote keys for car or remote control system failure is caused by many reasons, such as remote key failure, out of battery, being disabled, or something else. Therefore, the post today will display five types of remote control failure, and their faults symptoms, analysis and troubleshoot and so on.
Type 1
Symptom:
(1) Remote control central locking system can not control the vehicle and the luggage compartment open and close
(2) Easy pedaling and saving start-stop system failure.
(3) Insert the key into the key slot, and the vehicle can start without any abnormal situations.
(4) No fault tips in the central information display CID.
(5) Two remote keys fail to work at the same time.
Possible reasons:
(1) Rear antenna failure
(2) FBD power supply failure or an internal malfunction
(3) Remote keys failure
Inspection and rule out fault possibility:
(1) Via comparison test, the vehicle can receive a remote control signal closely as we disconnect FBD vehicle windshield to the antenna connector. However, after the car pulled out connector, it still can not use the remote control properly, so the possibility of windshield antenna failure can be ruled out.
(2) Check the power supply and line of FBD, and they are normal; have the same adjustment of the same section of the vehicle FBD, no troubleshoot. In result, we can rule out the possibility of FBD power failure or internal failure.
(3) Use the same version vehicles remote key by pressing it, and the vehicle x13376133 foot generates a 0.4.8 V voltage, which can be concluded that two remote keys fail to work at the same time.
Troubleshooting:
replace the two remote keys batteries
Type 2
Symptom:
Remote key fails to turn on the ignition and operate remote central locking.
Inspection:
Check whether the key is disabled or not by auto key programmers.
Troubleshooting:
release disable settings
Type 3
Symptom:
car owners only possess a remote key, which can to remote control opening the door, but can start the vehicle.
Troubleshooting:
If you find that the remote key is completely out of work, replace the failure remote key.
Type 4
Symptom:
After replacing a new remote key, some remote control key functions still malfunction.
Troubleshooting:
in this case, the old remote control key data can be synchronized to the new remote control keys via ISID service functions.However, this method is only applicable to BMW E Series models.
Type 5
Symptom:
Users lose a key, to avoid being getting lost keys by others, owners require disabling lost keys all signal path.
Troubleshooting:
every key has its key channel, so you could only close the lost key channel rather close all. But remember not to disable all, the next you lose the key and you will pay extra money on it.
No matter what type of failure is, possible and proper methods to do with are necessary. Therefore, pay attention to our post. You can get it!