Buy one BMW tool used as BMW EEPROM/ Odometer/key programmer

Today, I introduce a tool named BMW Multi tool V1.2, which owns the functions including:

Write & read EEPROM, read and change KM stored in CAS system, Synchronization Codes and Key

Learn function.

What hardware & software BMW Multi tool V1.2 includes?
1. OBD II CONNECTOR: Connects the tool to the vehicle’s Data Link connector (DLC).
2. Dongle: USB dongle.
3. USB CONNECTOR: Connects the tool to the PC/Laptop through USB Cable.
4. Programmer: Program keys.
5. Programmer Female Pin: Connects programmer to device.
6. Programmer Male Pin: Connects programmer to device.http://www.obdresource.com


What functions BMW Multi tool V1.2 supports?
EEPROM Function:
Read EEPROM, Write EEPROM, Save File, Load File…
1). You should backup the CAS EEPROM before prepare dealer key. After succeed read EEPROM,

please save it as back file. This step is very important.
2). Now can’t read the whole EEPROM for cas3 system. But the main section is contained. It

should be saved. When you read CAS EEPROM, it will give tips (Press ok to continue).
Odometer:
Support read and change KM stored in CAS system.
Don’t support to change KM in instrument. If you want to change the KM display in

instrument. You should change KM in CAS system first. Then modify the KM in instrument

manually.

Synchronization Codes:
1). CAS3 code-DME, CAS3code-EGS: Read and write DME and EGS code stored in CAS3 system.
2). Synchronize DME and CAS— this function will be useful while prepare dealer key or any

other operation which cause can’t start the engine.
3). Synchronize CAS and ELV — this function can help clear wheel errors

Key Learn
Function introduction:
1). Get Key Info: With this function you can get the key cutting, remote frequency, and key

data.
2). Save Key Info: Save the read key info.
3). Load Key Info: Load the saved key info. To see the key data and prepare for write key

info.
4). Write Key Info: Write the loaded key info into CAS system.
5). Make Dealer Key: You can prepare dealer key after you get key info successfully. Also

you should choose the key position.
6). Add key: Add the new dealer key into CAS system. Some CAS system needs this step to

start the engine.
7). Enable Key: Insert the current key into ignition switch, press “Enable Key”. The key

after current key will be enabled.
8). Disable Key: Insert the current key into ignition switch, press “Disable key”. The key

after current key will be disabled.
9). Clear DTC: Before prepare dealer key and after it you can use this function to clear

DTC.
10). Clear Shadow: Before prepare dealer key and after it you can use this function to clear

Shadow.

File Make Key
1). Choose CAS or EWS type.
2). Load the choose EEPROM file you will get the make dealer key window.
3). Choose key position and press “Make Dealer Key” button. Flow the given tips to prepare

dealer key. After succeed you can save the new EEPROM dump file.
– For EWS1, EWS2, EWS3, EWS4, CAS1, CAS2, CAS3 type the prepared dealer key can start the

engine directly.
– For some CA3+ type you need to write back the new dump file into car.
4). CAS3 encrypt data, only OBDII prepare make key is support for CAS3 encrypt data.

How to use BMW multi tool V1.2?
BMW Multi Tool includes forth parts, hardware device, dongle, programmer, software. Before

running software you must connect dongle and hardware device to computer.
Please check how to buy BMW multi tool V1.2 and learn it’s FAQ.http://www.obdresource.com

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