Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Coding control module
- Insert key in ignition lock.
- Connect VAG 1551 Scan Tool, select operating mode 1 "Rapid data transfer", switch on ignition and enter address word 25 "Immobilizer".
After displaying the control module identification.
- Press --> button.
Indicated on display:
- Press buttons -0- and -7-. (Code control module" is selected with 07.)
Indicated on display:
- Confirm entry with -Q- button.
Indicated on display:
- Enter code number with keys:
09600 - Gas engineΒ
Entry correction with -C- button possible.
Indicated on display (if 09600 has been entered):
- Confirm entry with -Q- button.
Indicated on display:
- Press --> button.
Indicated on display:
Transfer speed in Immobilizer Control Module is matched after exiting diagnosis.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.