Nissan Maxima Service and Repair Manual: Security control system

  • Basic inspection
  • System description
  • INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION System Diagram System Description INPUT/OUTPUT SIGNAL CHART SYSTEM DESCRIPTION The engine start function of Intelligent Key system is a system that makes it possible to start and stop the engine without removing the key. It verifies the electronic ID using two-way communications when pressing the push-button ignition switch while carrying the Intelligent Key, which operates based on the results of electronic ID verification for Intelligent Key using two-way communications between the Intelligent Key and the vehicle. NOTE: The driver should carry the Intelligent Key at all times. Intelligent Key has 2 IDs [for Intelligent Key and for NVIS (NATS)].

  • DTC/circuit diagnosis
  • ECU diagnosis information
  • Wiring diagram
  • Symptom diagnosis
  • Precaution
  • PRECAUTIONSPrecaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT PRE-TENSIONER", used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of collision. This system includes seat belt switch inputs and dual stage front air bag modules. The SRS system uses the seat belt switches to determine the front air bag deployment, and may only deploy one front air bag, depending on the severity of a collision and whether the front occupants are belted or unbelted.

  • Preparation
  • PREPARATION Special Service Tool

  • Removal and installation
Outside key antenna

Basic inspection