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.
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HOMESERVICE MANUALSVOLKSWAGEN1999CABRIO (1V7) L4-2.0L (ABA)REPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTRADIO, STEREO, AND COMPACT DISCTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESCONTROL MODULE (RADIO) VERSION, CODING (FUNCTION 07)
1999 Volkswagen Cabrio (1V7) L4-2.0L (ABA)
Control Module (Radio) Version, Coding (Function 07)
1999 Volkswagen Cabrio (1V7) L4-2.0L (ABA)SECTION Control Module (Radio) Version, Coding (Function 07)
Control module (radio) version, coding (function 07)
Use this function to code the radio with the various equipment variations available.
Coding
- Connect VAG 1551 Scan Tool (ST), input address word 56 "Radio" and then press -> button, until "Select function XX" is shown in display.
Indicated on display (select function):

- Press buttons -0- and -7- to select function 07 "Code control module".
- Press -Q- button to confirm input.
- Indicated on display:

Coding possibilities
- Check/enter applicable code number from code table according to model and equipment particulars.
Coding example: 00400 = Golf/Jetta without CD changer, with regular antenna (no GTI/GLX).

Indicated on display:

- Press -Q- button to confirm input.
Indicated on display (select function):

- End output (function 06).
Use this function to code the radio with the various equipment variations available.
Coding
- Connect VAG 1551 Scan Tool (ST), input address word 56 "Radio" and then press -> button, until "Select function XX" is shown in display.
Indicated on display (select function):
- Press buttons -0- and -7- to select function 07 "Code control module".
- Press -Q- button to confirm input.
- Indicated on display:
Coding possibilities
- Check/enter applicable code number from code table according to model and equipment particulars.
Coding example: 00400 = Golf/Jetta without CD changer, with regular antenna (no GTI/GLX).
Indicated on display:
- Press -Q- button to confirm input.
Indicated on display (select function):
- End output (function 06).
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.