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.
Code control module, initiating
Indicated on display:
- Press buttons -0- and -1- to select "Check control module" function 01.
Indicated on display
- Press -Q- button to confirm input.
Indicated on display after approx. 5 seconds (example only):
- Make note of control module part number suffix.
- Press --> button.
Indicated on display
- Press buttons -0- and -7- to select "Code Control Module" function 07.
Indicated on display:
- Confirm input using the -Q- button.
Indicated on display:
- Enter code number according to part number Index tables:
Coding through m.y. 2001. See Β Coding tables through m.y. 2001Β Β .Β
Coding from m.y. 2002. See Β Coding tables from m.y. 2002Β Β .Β
Coding example - control module suffix "C": 00101Β
- First digit: 0 = Standard
- Second digit: 0 = Standard
- Third digit; language version: 1 = English
- Fourth digit; Tiptronic: 0 = without Tiptronic
- Fifth digit; steering wheel version: 1 = Radio & Telephone operation
- Confirm input using the -Q- button.
- Control module identification will appear on the display together with the coding that was entered (00101.)
- End coding by pressing --> button.
Indicated on display:
- Press buttons -0- and -6- to select "End output" function 06.
Indicated on display:
- Press -Q- button to confirm input.
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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.