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

JCB JS140/205/215 Excavator C1022-13 Coolant Temperature Sensor Open Circuit

This instruction show you guide on how to solve JCB JS140/205/215 excavator C1022-13 trouble code coolant…

2 days ago

How to Diagnostic and Repair PCC1302 PowerCommand Code 2972 – Field Overload

If the time that the Field AVR Duty Cycle is operating at maximum output is…

3 days ago

Caterpillar C9 Engine 15 164-3 Injection Actuation Pressure Voltage High

The Engine Control Module(ECM) detects the following conditions: The voltage for the injection actuation pressure…

4 days ago

Volvo and Mack EPA 10 Engine Hydrocarbon Dosing Control Valve Test by JPRO

This instruction show you guide on how to perform hydrocarbon dosing control valve test for…

1 week ago

Fendt Tractor SPN 100 FMI 31 Oil Pressure Sensor Defect Solution

This instruction show you guide on how to solve Fendt tractor SPN 100 FMI 31…

1 week ago

Detroit GHG17 Heavy Duty Engine Piston Protrusion Measurement Procedure

Detroit GHG17 Heavy Duty Engine Piston Protrusion Measurement Procedure   Related Contents: 2024.06 Detroit Diesel…

2 weeks ago