Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Here obdii365.com lists top 3 programmers that will do BMW CAS4/CAS4+ key learning by OBD.  Autohex II and other tools will have their update soon. BMW CAS4/CAS4+ OBD Programming with BMW Explorer BMW CAS4/CAS4+ OBD Programming with Xhorse VVDI2 BMW CAS4/CAS4+ OBD Programming with Autel IM608 Preparation: Always follow the golden rule of putting 12v on the vehicle your working on and it’ll be fine.


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

BMW CAS4/CAS4+ OBD with BMW Explorer  BMW Explorer original is first in the world to write CAS4 keys through OBD. 15 Min’s start to finish process. BMW-Explorer V 19.06.04

  • Added Write keys CAS4 XEP100 Swfl_0000074X-007-012-000  Via OBD!!!

BMW-Explorer V 12.04.14

  • Key programming for F-series (7-er F01,F02, GT-series F07, 5-er and 6-er F10,F11,F12,F13,F18, X3 F25) with N55 (BOSCH) ECU’s via OBD!!!

*BMW-Explorer clone cannot do CAS4 by OBDII. Demo: CAS4 All keys lost situation done via OBD:


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Connect BMW Explorer interface with vehicle via OBDII
Connect Dongle and unit with laptop


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Open BMW-Explorer software, select setup
Search Com port, set up COM-port to COM10
Press To add all ECU
Press the brake pedal and press the Start button
Select 40- Car Access System->Extra options->Key learning


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Select Read ISN /SK in ECU Require to update ECU


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Unlock CAS4


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Save data
Press brake pedal, turn on ignition
Wait ECU upgrade complete


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Read ISN code success


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Select unused key position and Write Key


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Bring a new key to the coil


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Record of the key (Don’t take key away from coil until operation ends)


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Programmed key ok


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Check key status
Test key and remote control


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

The new keys works.
Clear fault code and stored codes.
Done. BMW CAS4/CAS4+ OBD with Xhorse VVDI2 Requires latest version Xhorse VVDI2 software (6.6.1 or above)

  • Support unlock CAS4 directly, no need update CAS4 flash
  • Support CAS4/CAS4+(XEP100 series, 5M48H/1N35H) type with OBDII
    Support all CAS4/CAS4+ encrypt version with 5M48H/1N35H chip

Demo: add a BMW CAS4 key with VVDI2 by OBD cable:


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Launch VVDI2 software, go to BMW function Connect VVDI2 key programmer with vehicle via OBD cable Press Connect 


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Select Key Learn->CAS Key Learn function


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Select Car Type: CAS4/CAS4+- F-Series and Get Key Info


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Read vehicle information. Follow instructions on the bottom


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Prepare dealer key and reset KM require unlock CAS4. Select Unlock CAS4/CAS4+ function It takes about 10 minutes. You must provide extra power to car before programming. (If all keys lost, press brake and open lights to activate communication. )


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Unlocking CAS4 in process


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

CAS4/CAS4+ unlock complete. Now we can make dealer key via OBDII.


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Select a unused key position and press Prepare dealer key with programmer.


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Here we choose Have a working key.  Switch ON ignition with working key and continue. Press Next. If lost all keys, select Known ISN (need to read ISN code first)


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Insert working to ignition switch and press OK


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Save security key information


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Insert original key to VVDI2 programmer and press OK


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Put a new key into VVDI2


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Write key success. Test the new key. No need to write back eeprom.


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

The new key can start vehicle.


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Remote control works as well. Done. BMW CAS4/CAS4+ OBD with Autel IM608 Autel MaxiIM IM608 adds BMW CAS4/CAS4+ all series OBD programming  (add key & all keys lost) in June 2019. Make sure your IM608 has registered with XP400 programmer adapter.


			Top 3 Tools to Program BMW CAS4/CAS4+ Key by OBD

Method 1:
Choose Smart Mode->CAS4/CAS4+ ->Key Learning-> OBD Learning->OBD Read Key If current software is not supported, Autel will ask to update ECU/Unlock CAS4. Then follow system prompts until it ends. Method 2:
Select System Mode->Immobilizer system->CAS4/CAS4+->Programming->ECU Update->Upload file
Update ECU success.
Select Key Programming->Key Learning->OBD Learning->OBD Read Key Then follow system prompts until it ends.

BMW CAS4/CAS4+ by OBD with VVDI2, BMW Explorer, or Autel

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