In this article, we will explain step by step how we can do reflash / programming / coding with Autel Maxisys Pro-MS908P device and J2534 ECU programming device.
Note: Autel MS908P and Autel Maxisys Elite device is the only device on the market that supports online ecu programming.
You cannot perform these operations with another device without a password.
Car Model: BMW 750Li 2006
Let's proceed step by step now;
Part 1 - Making connections
Step 1 - Connecting the voltage source
* Connect the vehicle to a constant voltage source
* Make sure that the battery clamps are securely fastened.
* Get your Autel MS908P tablet fully charged
Step 2 - Connecting to the Internet
* Connect your Maxisys pro to the internet
* Make sure your internet connection is stable so that you can do it with a healthy ECU program.
* You can make wireless or wireless connection
* Check that the connection is established from the internet connection status icon in the lower left corner of the screen.
Step 3 - Provide J2534 computer programmer connection
* Connect Maxiflash J2534 ECU programmer to MS908P device via USB cable
* Tighten the screws
Step 4 - Connecting to the vehicle
* Connect Maxisys pro ms908p to your car with OBD2 cable
* Currently all links are provided
Part 2 - ECU programming
We start ECU programming at BMW
- Select Diagnostic from the Maxisys pro MS908P menu.
- Select BMW
- Turn off the ignition, wait 10 seconds and turn the ignition back on.
- Click OK and read Vehicle information
- Click CIP (coding, individualizing and programming) for ECU programming
- Vehicle configuration
- Read the data and click Ok to continue. Edit button is available to perform customized SA configuration.
- Make sure everything is correct and delete Vehicle data correctly.
- Click on Ok
- After completion, press Esc key to exit
- Click Yes to save data
- It may take a few minutes for Maxisys to get in touch with the Control unit.
- Confirm whether any control unit has been modified before programming
- Click Yes or No depending on your answer to continue.
- Select SIM for encoding / programming
- Click Selective update to program the specific control module you want separately
- Or perform a batch update by selecting all modules
- We choose to program the SIM
- Click OK for vehicle information
- Click on Execute measures plan to continue
- Turn off the ignition
- Select terminal 15 (contact)
- Before starting the reflashing process, make sure that the network connection and other connections are established.
- Coded! Stored fault data will be deleted.
- Turn off the ignition and remove the key from the key slot with the remote control
- Wait 10 seconds
- Insert the key and turn on ignition with the remote control
- Then move on to the next action. All transactions will be done automatically one by one.
- Do not take any other action at the same time
- The system will notify you after reflashing.
- Click End to finish the ECU reflashing / programming process.
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