Categories: Auto Coding

How to Restore ECU Dead/Killed After Flashing with UNKN 0000 Error

For a beginner of BMW flashing/programming by E-sys software,sometime you maybe find some control modules dead or killed without communication,it show UNKN 0000 error.So here car-auto-repair.com show you guide on how to restore it.More about BMW E-sys cases,please check it here:BMW E-sys Projects

 

Preparations:

BMW E-sys 3.33.0/3.32.1/3.30.01 Coding Software Free Download

E-sys Launcher Pro & E-sys Launch Premium Free Download

 

Procedures:

After ECU dead,it show UNKN 0000 on E-sys,and it can’t be communicated

Now we need to edit SVT again to restore it.

Open below window,and click “Calculate” to locate SVT target file,and then click “Edit” button to edit

Open sub-options to locate dead ECU file

Right click “UNKN 0000” and click “Delete”,then save the modification

Click “Calculate” button marked with 5,and save it.

Check the four boxes with IBA file,and for other only 3 boxes checked

Access to forced flashing/programming status.

Then click “Start” button to programming,after then ECU will restore communication.

auto

Recent Posts

How to Use CAT ET 2025A to Test Misfire Detection for Caterpillar Machine?

Here is the how to use guide on Caterpillar machine misfire detection test by CAT…

1 day ago

How to Use Trucktool to Change Parameters for Forklift?

On the Trucktool diagnostic software Settings view, you can edit single parameters, import and export…

3 days ago

Scania Truck Road Transport Informatics Monitor RTI 260 Error Solution

Here is the instruction show you guide on how to solve Scania truck road transport…

2 weeks ago

Allison 3000 & 4000 Gen 5 Engine Speed Sensor Circuit No Signal Solution

Here is the instruction show you guide on how to solve engine speed sensor circuit…

2 weeks ago

How to Use CAT ET 2025 to Perform Override Parameters Test?

This instruction show you guide on how to use CAT ET 2025A to perform override…

2 weeks ago

How to Install the Reverser Drive for CLAAS LEXION 480?

This instruction show you guide on how to install the reverser drive for CLAAS Lexion…

4 weeks ago