Purpose
Outputs a request signal and specifies the remote transmitter location.
Function
The keyless antenna outputs request signals to the inside and outside of the vehicle based on the signals from the LF control unit.
Construction, Operation
The antennas for request signal output form the request signal output range at 5 locations.

Request signal output range
The keyless antennas for the vehicle exterior (driver-side, passenger-side, rear) form the request signal output area in the range of an approx. 80 cm {31 in}
radius from each location and communicate with the advanced key.
The keyless antennas for the vehicle interior (front, rear) form the output range inside the vehicle.

Fail-safe
Function not equipped.
Keyless Antenna Removal/Installation
Keyless Antenna [Keyless Entry System]Curtain Air Bag Module Removal/Installation [Standard Deployment Control System]
WARNING:
Handling the air bag module improperly can accidentally deploy the air bag
module, which may seriously injure you. Read the air bag system service warnings
and cautions before handling the air bag module..
1. Switch the ignition to off.
2. Disconnect the negative batte ...
Air Bag Module And Pre Tensioner Seat Belt Deployment Procedures [Standard Deployment
Control System]
WARNING:
A live (undeployed) air bag module or pre-tensioner seat belt may accidentally
operate (deploy) when it is disposed of and cause serious injury. Do not dispose
of a live (undeployed) air bag module or pre-tensioner seat belt. If the SSTs
(Deployment tool and Adapter harness ...
Oil Pressure Inspection
WARNING:
Hot engines and engine oil can cause severe burns. Turn off the engine and
wait until it and the engine oil have cooled.
A vehicle that is lifted but not securely supported on safety stands is dangerous.
It can slip or fall, causing death or serious injury. Never work ...