Manufacturer: VAG (VW, AUDI, SKODA, SEAT)
Brand: BOSCH
Model: MED17.5.25
Function: Immo off
Emulator: No
Immo off solution Bosch MED17.5.25: VAG group
Deactivates the vehicle immobilizer function of your vehicle with our solution for Bosch MED17.5.25 ECUs, commonly found in 1.2 TSI and 1.4 TSI petrol engines across VW, Audi, Skoda, and SEAT vehicles. Our binary file service is ideal for automotive professionals performing ECU replacements, testing, or immobilizer system bypasses.
This solution is bench-tested, supports boot mode read/write (KTAG, MPPS, KTM), and ensures no BCM or immobilizer synchronization is needed.
Supported vehicles for Bosch MED17.5.25
This ECU is installed on a wide range of vehicles including:
Volkswagen:
- Golf (5G1, BQ1): 1.2/1.4 TSI
- Golf Variant (BA5): 1.2/1.4 TSI
- Golf Sportsvan (AM1): 1.2/1.4 TSI
- Polo/Polo Cross (6C1): 1.2/1.4 TSI
- Beetle / Beetle Cabriolet (5C1, 5C2, 5C7, 5C8): 1.2/1.4 TSI
- Jetta (1B 163): 1.4 TSI
- Sagitar (1B): 1.2/1.4 TSI
- Vento (1B): 1.4 TSI
- Passat / Passat Variant / Passat Alltrack (B8): 1.4 TSI
- Tiguan (BT1, AD1, 5N2): 1.4 TSI
- Touran (5T1): 1.4 TSI
- Sharan (7N): 1.4 TSI
- Caddy (SA): 1.2/1.4 TSI
- Scirocco (138): 1.4 TSI
Audi:
- A1 (8X, 8X1, 8XA): 1.4 TSI
- A3 (8V): 1.2/1.4 TSI
- Q2 (8U1): 1.4 TFSI
- Q3 (8U, 8U1): 1.4 TFSI
Skoda:
- Octavia / Octavia Combi (5E3, 5E5): 1.2/1.4 TSI
- Superb / Superb Combi (3V3, 3V5): 1.4 TSI (including 4X4 variant)
- Rapid / Rapid Spaceback (NH3, NH1): 1.2 1.4 TSI
- Fabia / Fabia Combi (NJ3, NJ5): 1.2 TSI
- Yeti (5L): 1.2/1.4 TSI (including 4X4 variant)
- Kodiaq (NS7): 1.4 TSI (including 4X4 variant)
SEAT:
- Leon / Leon SC / Leon ST (5F1, 5F5, 5F8): 1.2/1.4 TSI
- Ibiza / Ibiza SC / Ibiza ST (6P, 6P8): 1.2/1.4 TSI
- Toledo (KG3): 1.2/1.4 TSI
- Alhambra (711): 1.4 TSI
- Ateca (KH7): 1.4 TSI
Bosch MED17.5.25 Immo off: Disable the immobilizer with CK Decode
Disabling the immobilizer in the MED17.5.25 requires careful, precise steps to avoid any damage to the ECU and maintain vehicle functionality. This section will outline the necessary steps for modifying the ECU’s software to effectively remove or bypass the immobilizer.
- Download CKDecode through this link
- Click on the Functions Tab and select VAG – Bosch – MED17.5.25 – Immo off
- Read the MCU ID
- Do a full read with your interface and upload the file
- Click Process button
- Write the file processed by CKDecode
