SIEMENS SIMOS 18.3 Immo Off: VAG (VW, AUDI, SKODA, SEAT)

Immo SIMOS 18.3 Siemens

Manufacturer: VAG (VW, AUDI, SKODA, SEAT)

Brand: SIEMENS

Model: SIMOS 18.3

Function: Immo off

Emulator: No

Remove immobilizer on Siemens SIMOS 18.3 ECU (VW, Audi, Skoda, SEAT)

The Siemens SIMOS 18.3 ECU is commonly found in mid-2000s VAG vehicles including the Audi A3, Skoda Superb, VW Golf and Teramont. If you’re replacing an ECU or experiencing key authentication failures, disabling the immobilizer can save time and money.

With CK Decode software, you can easily perform an Immo Off on SIMOS 18.3 without using any emulator or additional hardware. This guide walks you through the exact steps, ensuring a reliable solution tailored to VAG enthusiasts and professionals.

How to immo off SIMOS 18.3: Five simple steps with CK Decode

On immo off online service platforms like CK Decode, professionals and enthusiasts alike can easily disable the immobilizer function without specialized hardware. This immo off solution is ideal for quick, secure intervention when key programming is not an option.

To perform the immo off process using CK Decode, follow these introductory steps:

  • Download CKDecode through this link
  • Click on the Functions Tab and select VAG – Siemens – SIMOS 18.3 – Immo off
  • Read MPC with your interface and upload the file
  • Click Process button
  • Write the file processed by CKDecode