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Home >> Suzuki >> 2007 >> SX4 Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 154 (Keyless Start System) >> General Description >> Parts And Functions
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Parts And Functions

WARNING: This page is about a different car, the 2006 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
PARTS FUNCTIONS DESCRIPTION

Parts Function
Keyless start control module
  • Activates each antenna
  • Verifies ID code of remote controller
  • Requests steering lock unit to release steering lock
  • Requests BCM to lock or unlock doors
  • Controls key indicator lamp in combination meter
  • Transmits its ID code to ECM
Remote controller
  • Receives request signal from each antenna
  • Transmits ID code and request signal to keyless start control module
  • Request keyless start control module to lock or unlock doors (keyless entry system function)
Request switch
  • Requests keyless start control module to activate each antenna
Center antenna
  • Transmits request signal to remote controller
Luggage room antenna
  • Transmits request signal to remote controller
Driver side door antenna
  • Transmits request signal to remote controller
Passenger side door antenna
  • Transmits request signal to remote controller
Rear end door antenna
  • Transmits request signal to remote controller
Steering lock unit
  • Releases steering lock
Unlock button
  • Transmits door unlock request signal (keyless entry system function)
Lock button
  • Transmits door lock request signal (keyless entry system function)
BCM
  • Controls each door lock actuator
  • Controls warning buzzer
  • Lights hazard warning lamp and interior (DOME) light (answer back)
Key indicator lamp
  • Indicates operation state of keyless start system (indicates check result of remote controller ID code)
ECM
  • Checks keyless start control module ID code
  • Transmits its ID code to keyless start control module (immobilizer function, if equipped)
  • Starts engine