Yanhua Mini ACDP BMW CAS Tester

CAS Tester Functions

• Is the CAS program running normally?
• Is the CAS data valid?
• Does the key have an inductive signal output?
• Is the key legal and valid?

Tester Indicator Definitions

1. The indicator light D2 flickers to indicate that the tester CAN bus communicates with the CAS module normally.
2. The indicator light D4 is long on, indicating that the CAS module data is valid.
3. The key is placed in the induction coil, and the D3 indicator flickers, indicating that the key has an LF signal output.
4. The tester beeps, indicating that the key is successfully validated for the valid key of the corresponding CAS module or the newly assigned key.