Faulty Transponder Or Lost Key
WARNING: This page does not describe the selected car, but rather 23 other vehicles, including the 2017 Audi S5, 2017 Audi A5 Quattro, 2016 Audi S5, 2016 Audi A5 Quattro, and 2015 Audi S5. However, it is still accessible from the selected car via links, so may be relevant.
- The transponder is integrated in the ignition key and cannot be replaced separately.
- If the transponder is faulty, the entire ignition key or the transmitter must be replaced.
-- Order a replacement key through the distributor or importer with the transmitter with the vehicle-specific lock number using the VIN.
Immobilizer Generation 1, 2, 3 and 4
-- Perform in the "Off-board Diagnostic Information System Service" the function "vehicle key adaptation" or "vehicle key, immobilizer programing" from the Vehicle Diagnostic Tester.
-- All vehicle keys must be adapted.
Immobilizer from Generation 5
-- Perform in the "Off-board Diagnostic Information System Service" the "immobilizer, servicing" and adapt the program to the vehicle key in the Vehicle Diagnostic Tester.
-- All vehicle keys must be adapted.