Contents Wiring diagrams Section: Body, Cab Control Systems All sections

Body Control System: Overview Lexus IS I

DESCRIPTION & OPERATION

WARNINGVehicles are equipped with air bag supplemental restraint system. Before attempting any repairs involving steering column, instrument panel or related components, see SERVICE PRECAUTIONS and DISABLING & ACTIVATING AIR BAG SYSTEM in AIR BAG RESTRAINT SYSTEMS article.
CAUTIONWhen battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.

The body control system controls the following systems

  1. Power door locks.
  2. Wireless door lock/remote keyless entry.
  3. Illuminated entry.
  4. Key reminder buzzer.
  5. Luggage compartment/back door opener.
  6. Seat belt warning.