Faulty immobilizer key
Poor electrical connection for immobilizer circuit components
Faulty immobilizer control unit
Faulty immobilizer key antenna
Engine Light ON (or Service Engine Soon Warning Light)
No or hard engine start situation
This Diagnostic Trouble Code (DTC) is stored when a malfunction is detected with the immobilizer system. A warning light is used to alert the driver of any malfunctions. Ensure the ignition key is correctly programmed.