BMW E39 523i 1998 125 kW Bosch HW 1429861 SW 000115852 Stage1 / Stage2 / Stage3

BMW E39 523i 1998 125 kW Bosch HW 1429861 SW 000115852 Stage1 / Stage2 / Stage3

Ready-to-use ECU tuning file (Stage1 / Stage2 / Stage3) for BMW E39 523i 1998 with Bosch engine control unit, hardware number 1429861 and software number 000115852. The package contains the original (stock) ECU file and the modified file, so you can compare them and always return to the factory state.

ECU and vehicle data

Files in this package

• BMW_E39_523i_1998_Benzin___125KWKW_Bosch_1429861_Siemens__000115852_AC92.Original (24 KB) – original (stock) file
• BMW_E39_523i_1998_Benzin___125KWKW_Bosch_1429861_Siemens__000115852_A76B.Stage2 (24 KB)
• BMW_E39_523i_1998_Benzin___125KWKW_Bosch_1429861_Siemens__000115852_AA30.Stage1 (24 KB)
• BMW_E39_523i_1998_Benzin___125KWKW_Bosch_1429861_Siemens__000115852_B898.Stage3 (24 KB)

Before you buy

Check that the hardware (HW) and software (SW) number of your ECU match the numbers above. The file is written for exactly this software version. Use a professional ECU tool to read and write the file and make a full backup of your original ECU first. Recommended for experienced tuners and workshops.

Delivery

After payment you receive a download link (ZIP archive) by email.

Note: This product is sent to the email address you provide with your order (digital delivery, no physical shipment). In case of any problem, contact us at prodaja@fromserbia.rs.