Keyless Entry Remote Key Fob 315/433MHZ Uncut Blade For BMW
3 Series Before Sep 2005 year EWS system
5 Series Before Jan 2004 year EWS system
7 Series Before Mar 2001 year EWS system
X5 Series Before Oct 2007 year EWS system
Z4 Series Before sep 2005 year EWS system
Frequency: 315MHz or 433MHz
Default Frequency is 315MHz.
How to set to 433MHz:
1. Hold on EWS1 Button, and then hold on EWS3 button with the other hand.
2. During you hold on EWS1, press EWS3 button 5 times in 5 seconds.
3. Frequency is 433MHz now, test frequency with programmer.
4. Start to program on car for working.