User's Manual
How to use the “Code Learning” for RW6400 
Please following step by step 
1.  Turn ignition (on) and turn hood (on) (waiting for 5 second for signal feed back) 
2.  Press the override switch 4 times (then the parking light will flashed 4 times, led steady light 
on)   
3.  Presses the button ➀ (lock) and button ➁ (unlock) at same time, for new transmitter for 
learning, siren chirps 2 times than waiting the LCD shows picture of “attain” it means this 
transmitter is completed for code learning. 
4.  Presses the button ➀ (lock) and button ➁ (unlock) at same time, for 2
nd
new transmitter for 
learning siren chirp 3 times than waiting LCD shows picture of “attain” it means this 
transmitter is completed for code learning. 
5.  A main unit can at most accept for 4 transmitters code learning. 
How to update program option function of RW6400 
Please following step by step 
1.  Turn ignition (on) and turn hood (on) (waiting for 5 second for signal feed back) 
2.  Press the override switch 5 times (then the parking light will flash 5 times, led steady light on) 
For example, program the option function #12 ”door luck pulse time” when finished above 2 steps, 
then keep following the below steps: 
★  Press override switch 12 times (means program the option function #12) each time press the 
override switch, the Parking Light will flash once, for this #12 programming totally will be 
flashed 12 times by 12 times pressing the override switch. When saw the 12
th
 flash means the 
system programming mode is on the #12 option function programming status. 
★  after above, press the remote “lock” button, by the mean time, the parking light will flash 
once for signal, that means the programming procedure for set-up the option function #12 is 
finished. Please reference the ”update program option chart” the system was set-up the 
central door lock/unlock as “3 seconds pulse”, that means every lock/unlock pulse is 3 
seconds, this is for match the original setting for central door lock/unlock on the MERCEDES, 
BENZ. 






