Smart Key Specifications (EL015-06)

Publication date: 2006-12-12
Reference number: EL015-06

SMART KEY SPECIFICATIONS

TECHNICAL SERVICE BULLETIN

Reference Number(s): EL015-06, Date of Issue: December 12, 2006

LEXUS:	2004-2006 LS 430, 2006 GS 300 & GS 430, IS 250 & IS 350, & 2007 ES 350 & GS 450h
Section:	ELECTRICAL
COPYRIGHT:	© 2018 Lexus, a division of Toyota Motor Sales, USA License Agreement TMS1002

Introduction

Some customers may inquire about the frequency and power output of the Smart Key/Smart Access systems used on various models. The Smart Key/Smart Access systems conform to all applicable FCC rules. This bulletin details the applicable specifications for these systems.

CAUTION: Implanted pacemakers, cardiac defibrillators, or other electrical medical devices may be affected by radio waves emitted by the Smart Key/Smart Access Antenna (in detection area). Customers with concerns about these systems and their effects on implanted electronic medical devices should consult their physician or the device manufacturer. This information is also included in the Owner's Manual for each applicable model.

If necessary, details on disabling the Smart Key/Smart Access functions can be found in the appropriate vehicle Repair Manual. Refer to the Technical Information System (TIS) for additional details.

Applicable Vehicles

2004 - 2006 model year LS 430 vehicles.
2006 model year GS 300, GS 430, IS 250 , and IS 350 vehicles.
2007 model year ES 350 and GS 450h vehicles.

Smart Key Detection Area

Fig 1: Identifying Smart Key Detection Areas

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Warranty Information

WARRANTY INFORMATION

OP CODE	DESCRIPTION	TIME	OFP	T1	T2
N/A	Not Applicable to Warranty	-	-	-	-

Specifications

Smart Key Antenna (communication from vehicle to key):

Frequency: 134.2 kHz
Power Output: 94.2dB V/m (at 3 meters away from the Smart Key Antenna)

Specifications for Smart Antenna RF Output Power:

SPECIFICATIONS FOR SMART ANTENNA RF OUTPUT POWER

	SPECIFICATION
	FREQUENCY	OUTPUT POWER/ELECTRIC FIELD INTENSITY	MODULATION METHOD	MOUNTING POINT IN VEHICLE
Inside Passenger Compartment	134.2 kHz	92dB V/m -3m	AM	Differs in each vehicle; consult the relevant Service Manual for each vehicle
Inside Trunk (ONLY in Vehicles w/Trunk)	134.2 kHz	92dB V/m -3m	AM	Inside Trunk
Outside Vehicle	134.2 kHz	92dB V/m -3m	AM	Inside Door Handle Inside Rear Bumper

TRANSMIT TIMING REFERENCE

	TRANSMIT TIMING
	VEHICLE PARKED	ENTERING OR EXITING VEHICLE	VEHICLE IS BEING DRIVEN
Inside Passenger Compartment	Does NOT Transmit	Operating door locks Operating engine switch/depressing brake pedal Opening or closing doors With IG ON or ACC ON, and in the P-range, closing a door when the key cannot be detected inside the vehicle (continues for 3 seconds until the key is detected or the power switch is turned OFF), AT and HV vehicles ONLY IG OFF after driving more than 20 minutes (Not in P-range) when shutting the door, if the key cannot be detected inside the vehicle (transmits for 3 seconds until the key is located), AT and HV vehicles ONLY	When key is NOT detected inside passenger compartment while car is being driven (transmits for 3 seconds)
Inside Trunk (ONLY in Vehicles w/Trunk)	Does NOT Transmit	During the following operations: Door lock is operated/trunk switch is depressed Closing the trunk Opening or closing doors	Does NOT Transmit
Outside Vehicle	When door is locked, transmits at 250 ms intervals (stops when door is unlocked) Does NOT transmit	Lock switch is depressed Trunk or back door open switch is depressed	Does NOT Transmit

Smart Key Transmitter/Wireless Remote (communication from key to vehicle):

Frequency: 312 - 315 MHz