| Guided functions of immobilizer, vehicles up to 05.00 |
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| In Germany the “online request with GeKo-SEAT” replaces the request of the 7 character PIN as of 01.07.2004. |
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| In other countries the “online request” replaces the request of the 7 character PIN as of 01.10.2004. |
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| Immobilizer “adaption” is now only possible with vehicle diagnosis, testing and information system -VAS 5051A- or vehicle diagnosis and service information system -VAS 5052- and only in operating mode “Guided functions”. |
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| Observe additional information and prerequisites for “online request with GeKo-SEAT” → Chapter. |
| Up to 08.97: a first generation immobilizer is installed in the Alhambra. |
| Communications between the immobilizer control unit and the engine control unit take place on the W-wire. |
| From 09.97 to 05.00 a second generation immobilizer is installed in the Alhambra. |
| Communications between the immobilizer control unit and the engine control unit take place on the W-wire. |
| The immobilizer consist of: |
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| an immobilizer control unit, |
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| an adapted (matched) engine control unit, |
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| a reader coil on ignition lock, |
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| adapted (matched) ignition keys with electronic components (transponder and response reader memory), |
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| and the immobilizer warning lamp -K117-. |
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