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 DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYKEYLESS ENTRY TRANSMITTERTESTING AND INSPECTIONADAPTING A NEW, ADDITIONAL KEY
1999 Volkswagen Cabrio (1V7) L4-2.0L (ABA)
Adapting A New, Additional Key
1999 Volkswagen Cabrio (1V7) L4-2.0L (ABA)SECTION Adapting A New, Additional Key
Adapting A New, Additional Key
With Fault read out device V.A.G 1551
- Fault read out device V.A.G 1551, connecting.
- Initiate On Board Diagnostic (OBD). On Board Diagnostic (OBD) For Radio-Frequency Remote Control For Central Locking, Initiating
Indicated on display:
Rapid data transfer HELP
Select function XX
- Press buttons 1 and 0 to select "Adaptation", function 10.
Indicated on display:
Rapid data transfer Q
10 - Adaptation
- Press Q button to confirm input.
Indicated on display:
Adaptation
Enter channel number XX
- buttons 0 and 1 press.
Indicated on display:
Adaptation Q
Enter channel number 01
- Press Q button to confirm input.
Indicated on display:
Channel Adaptation 1 ->
Key 1 -1 3->
upper line indicates how many keys are supposed to be adapted - 1 -.
- Press --> -button.
Indicated on display:
Channel 1 Adaptation 1 Q
Enter adaptation value XXXXX
- Press -0- button four times and then -1- button.
- Press Q button to confirm input.
Indicated on display: Number of radio-frequency keys to be adapted.
Channel 1 Adaptation 1 Q
Key 1 -1 3->
- Press Q button to confirm input.
Indicated on display:
Channel 1 Adaptation 1 Q
Store modified value?
- Press Q button to confirm input.
Indicated on display:
Channel 1 Adaptation 1 ->
Modified value has been stored
- Press --> -button.
Indicated on display:
Rapid data transfer HELP
Select function XX
- Press one button on radio-frequency key for at least 1 second within next 15 seconds.
- Switch ignition off and remove ignition key.
- Perform function test of radio-frequency key.
NOTE: Initialization is complete when time of 15 seconds has been exceeded, no free key positions are available or key has been adapted successfully.
Without Fault read out device V.A.G 1551
- Insert mechanically appropriate (old) ignition key into ignition lock.
- Switch on ignition.
- Switch ignition off within 5 seconds. Switch ignition on again within 5 seconds.
- Using new key (being adapted), mechanically lock vehicle within 15 seconds (i.e. driver-side door) or lock it via internal locking switch.
- Then, operate one of radio-frequency buttons on key twice within 30 seconds.
- adaptation procedure has been completed and is confirmed when vehicle blinks twice.
- Perform function test of radio-frequency key.
NOTE: This adaptation fills next free key position, i.e. fourth in this example.
RENDER: 1.0x
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:
- • 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.