Description & Operation: Notes

NOTE: Immobilizer system may also be referred to as Infiniti Vehicle Immobilizer System (IVIS) or Nissan Anti-Theft System (NATS).

Immobilizer system consist of an ignition key, antenna amplifier (part of ignition lock cylinder), Immobilizer Unit (IMMU), Engine Control Module (ECM), SECURITY light and related wiring. See Figure .

This system requires a key that has been programed into ECM and IMMU to start vehicle. Up to 5 keys can be programmed. SECURITY light will blink with key in OFF or ACC position. When key is in ON position, SECURITY light will illuminate if a problem is encountered with system or an improper key is being used.