Risk Warning for BMW BDC2 All-Key-Lost Function via Yanhua ACDP

Although Yanhua Mini ACDP with Module 38 provides BMW BDC2 all-key-lost functionality, several critical factors must be noted.

Risk Warnings:

1. Only an emergency solution and affect BMW dealer services – note before use
2. Changeoriginal IMMO data; restoration requires new dealer key + ACDP assistance
3. Incompatible with BDC2 electric/hybrid models
4. ModifyEEPROM (not ISN), reset BDC2/ECU/TCU – dealer keys become unusable post-sale
5. Locks BDC2 post-procedure; dealer keys require ACDP module restoration

Key Notes:

– ACDP rejects all dealer keys after this procedure

– Original dealer key functionality requires ACDP restoration

Recovery Process (with dealer key):

1. Read BDC2 key
2. Read dealer key’s IMMO data
3. Write dealer key’s IMMO data back to BDC2
4. Program dealer keyin the car(ignition must activate)
5. Write DME ISN (enable start)
6. Clear transmission data

Read also:

How to Program BMW G Chassis BDC2 Key by Yanhua ACDP and Module 38?

How to Program BMW G Chassis BDC2 Key by Yanhua ACDP and Module 38?

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