Yanhua ACDP: 2016 BMW X3 F25 add new key & all keys lost solution

Car model and year: 2016 BMW X3 F25

Purpose: 
Add new key
or
Key programming when all keys lost

BMW key programmer to use:
Situation 1: Add new key
Yanhua Mini ACDP + module 1

Procedure:

Situation 2: Key programming when all keys lost
Yanhua Mini ACDP + module 3 + adapters.

Procedure:



Steps for matching CAS4+ key ( all keys lost):

1. Read DME ISN code Different models can be read in different ways, refer to the APP help documentation for details. Take the video of reading N20 engine ISN code by drilling hole as an example
2. Read CAS4+ module EEPROM data
3. Program key.

Note: CAS4 + requires a working key, CAS4 not. But the OBD operation options are the same, the ACDP will automatically distinguish between CAS4 and CAS4 +.

Good luck!

http://blog.obd2shop.co.uk/yanhua-acdp-2016-bmw-x3-f25-add-new-key-all-keys-lost-solution/

Free Update: Yanhua ACDP OBD Read & Write BMW CAS4 / CAS4+

Free Update !!! Yanhua Mini ACDP with Module 1 is able to OBD read & write BMW CAS4 / CAS4+.
It supports 9S12XDP512 and 9S12XEP100 (No other Chinese devices can do it so far).

Perform IMMO function and mileage reset for all known version Via OBD, no soldering, no risk.

No need to downgrade CAS4 /4+ Firmware to program.

Time to spend: now is several minutes, the past is dozens of minutes.

No need to update by yourself, it already updates automatically, you can open APP to view.

Important: only for those who have Yanhua ACDP Master plus Module 1

Simple guide on using Mini ACDP to OBD read & write BMW CAS4 / CAS4+: 
Plug Mini ACDP into the OBD port of CAS4/4+ car.

Open ACDP APP -> BMW -> CAS1-4 -> CAS4 /CAS4+ -> OBD mode -> IMMO / Mileage -> Function menu:
OBD detect
Add key (Automatic mode)
Add key (Manual single-step mode)
All-key-lost (Automatic mode)
Akk-key-lost (Manual single-step mode)
Reset mileage
Delete key
Modify key info
Vehicle key info
Identify key
Enable key
Disable key
Backup coding data
Recover coding data.

Ready to operate by following the Mini ACDP prompts, several minutes later, CAS4 /CAS4+ IMMO function or odometer reset job will be done.

http://blog.obd2shop.co.uk/free-update-yanhua-acdp-obd-read-write-bmw-cas4-cas4/

(Fixed) Yanhua Mini ACDP on BMW CAS4 error: Pin is not good connected

ACDP SN: ACDP-xxxxx, have authorization module 1, 2, 3, 4, 5. Tested two models, and when reading CAS4 EEPROM, it prompts: "RES: Pin is not good connected"
" RES-1: Pin is not good connected"
"GND: Pin is not good connected"

The reason and the solution: 
The above 3 pins (RES, RES-1, GND) are not connected.

Guide on adding a new CAS4 key with ACDP:
1. Connect CAS4

Dismantle CAS module.

Prepare the following parts:

Install the Copper pillar.

Find the location hole D1-D4.

2. Mini ACDP operation BMW CAS4 key programming on Mobile phone

Credits to www.obd2shop.co.uk