Test Platform High Performance Release For 
BMW CAS
Update: This BMW CAS Can't 
Update
Support System: No need to connect with 
computer, just follow the instruction steps show
 
BMW CAS Test Platform can fast check CAS 
(CAS2/ CAS3) and key working or not without connecting to BMW, it works with BMW 
new and old models including: BMW 1 series, 3 series, 5 series, X5 and X6. BMW 
CAS Test Platform is very suitable for repairman and training 
material.
 
1. Connect and test BMW 
CAS3 
  2. Connect and test BMW 
CAS2
  
3. Note: the red cable of CAS2 / CAS3 
should be plugged into the first pin of socket.

 4. After the 12V power is connected, the 
power light ON and the LED light of the CAS test platform will continuously fast 
flash once a second, it indicates the CAS CPU work well, if the LED light not 
ON, it indicates CAS is abnormal and need to repair or 
change. 
  5. Insert BMW key into CAS test platform 
mainframe and you will hear buzzer and see the CAS power adapter green indicator 
ON, it indicates the key and the CAS work well; otherwise it indicates the key 
is broken or the key doesn't program successfully. Additional 
Note:
Additional 
Note:  After BMW CAS test platform is connected 
with the full-new CAS3, the LED light will not ON, only after the EEPROM data is 
written into can the LED light on.
 
Additional information: BMW CAS Maintenance 
Tips:
 
Connect BMW CAS test platform to CAS, and 
after connected with the power, the LED light on or not will help judge the 
where the fault is.
Tip 1: After connected to the power, the CAS test 
platform LED light on for a long time, it indicates the CPU FLASH data loss, 
advice you write into the FLASH data from another BMW model of the same 
year.
Tip 2: After connected to the power, the CAS test 
platform LED light not ON, it indicates the CPU FLASH data is locked caused by 
the unstable programmer when writing data, you need to edit EEPROM 
data.
Tip 3: The CAS3 is broken when programming and 
can't start the car, then use BMW CAS Test Platform to connect CAS, after 
connected to the power if the LED light on for a long time, it indicates the 
FLASH data missing and EEPROM data is locked.
Packing 
List:
1pc x BMW CAS Test 
Platform