How to Remap BMW EDC16C35 Stage 1 Use PADFlash & XIRdecoder

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Here iecutool.eu demonstrates a Stage 1 remap on BMW using Padflash tool and XIRdecoder software.
With the right software and tools, remapping has never been so easy.
EDC16C35 BMW ECU read and write with Padflash tool.
Automatic file tuning with XIRdecoder software.

 

Step 1: Read the ECU with PADFlash

Select Bench Mode- EDC16/ME9 Protocol.

Connect ECU with PADFlash via bench box on bench mode.
Read and save full Backup data (eeprom and flash).

Step 2: Modify File with XirDecoder
Select EDC16C35 protocol in XirDecoder.

Hit OK and upload original backup data read by PADFlash.

System says STAGE 1 and DPF OFF are possible to change.

We need to perform Stage 1 and Vmax Off (remove speed limit). Select STAGE 1 and VMAX OFF then hit Download to modify data.

Save the modified file.

NOTE: XirDecoder does not make checksum correction. It’s the tool’s job.

Step 3: Write the Modified file with PADFlash

Write the modified data with PADFlash. It will do checksum correction online.

Then install ECU back to vehicle and test.