Key, Check Functionality
-- Separate keys so that the function of each key can be checked individually.
-- Mechanically lock and unlock vehicle with keys on driver's door.
-- Insert each key into the ignition and start the engine.
-- If engine switches off by itself after about 3 seconds and "SAFE" appears in the odometer display, the key has not been programmed to the immobilizer.
-- Repair measure: Guided Fault Finding (Programming vehicle keys).
-- Note in the delivery check list the number of keys checked and given to the owner.