diff --git a/README.md b/README.md
index 3a4e2fd..af18cdb 100644
--- a/README.md
+++ b/README.md
@@ -20,10 +20,11 @@ The guides are organized in the `guides` directory. Each PDF file in this direct
 ### Available Guides
 
 - [Enabling the Bluetooth Music Option with Combox Module](guides/Enhanced_Bluetooth_Music.pdf)
-- [Hacking NBTEVO ID6 car image](https://davidpetric.com/2024/06/21/nbt-evo-id6-hacking-the-car-image/)
+- [Hacking NBTEVO ID6 Car Image](https://davidpetric.com/2024/06/21/nbt-evo-id6-hacking-the-car-image/)
 - [BMW FSC Certificate Extraction Guide](guides/BMW_FSC_Certificate_Extraction_Guide.pdf)
 - [FSC Code IDs](guides/BMW_FSC_Code_Number_ID.pdf)
 - [F3x/F2x/F1x Cheat Sheet](guides/F3x_F2x_F1x_Cheat_Sheet.pdf)
+- [F Series ECUs with Description](guides/BMW_F_Series_ECUs.pdf)
 
 | Tool Name        | Description                                          |
 |------------------|------------------------------------------------------|
diff --git a/guides/BMW_F_Series_ECUs.pdf b/guides/BMW_F_Series_ECUs.pdf
new file mode 100644
index 0000000..81cc651
Binary files /dev/null and b/guides/BMW_F_Series_ECUs.pdf differ