99 lexus rx300, alarm/autostart
Printed From: the12volt.com
Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=96626
Printed Date: July 14, 2025 at 2:06 PM
Topic: 99 lexus rx300, alarm/autostart
Posted By: desh187
Subject: 99 lexus rx300, alarm/autostart
Date Posted: August 24, 2007 at 12:48 AM
Hi,
Has anyone installed an alarm/autostart on a 99 Lexus RX300 suv.Is it a lot more work and I need to know a little bit more about the door locks and if anything special has to be done for hvac system.I have seen the vehicle wiring info on this site but it is missing the notes.
Thanks
Replies:
Posted By: peterubers
Date Posted: August 24, 2007 at 2:26 AM
| 12 VOLT CONSTANT | WHITE/ BLUE (+) | IGNITION SWITCH HARNESS | | | STARTER | BLACK/ WHITE (+) | IGNITION SWITCH HARNESS | | | STARTER 2 | N/A | | | | IGNITION 1 | BLACK / YELLOW (+) | IGNITION SWITCH HARNESS | | | IGNITION 2 | BLACK (+) | IGNITION SWITCH HARNESS | | | IGNITION 3 | N/A | | | | ACCESSORY /HEATER BLOWER 1 | PINK (+) | IGNITION SWITCH HARNESS | | | ACCESSORY /HEATER BLOWER 2 | N/A | | | | KEYSENSE | BLUE with SILVER Dots (-) | IGNITION SWITCH HARNESS | | | PARKING LIGHTS ( - ) | GREEN/ RED (-) | @ STEERING COLUMN HARNESS | | | PARKING LIGHTS ( + ) | GREEN (+) | IN DRIVERS KICK PANEL, GRAY 15-PIN PLUG | | | POWER LOCK | See NOTE *1 | See DIAGRAM | 14301_RX300_TOYOTA and LEXUS door lock interface.pdf | | POWER UNLOCK | See NOTE *1 | See DIAGRAM | | | LOCK MOTOR WIRE | N/A | | | | DOOR TRIGGER | RED / WHITE (-) See NOTE *2 | @ STEERING COLUMN HARNESS | | | DOMELIGHT SUPERVISION | USE DOOR TRIGGER, Requires Part #775 Relay | | | | TRUNK RELEASE | N/A | | | | SLIDING POWER DOOR | N/A | | | | HORN | WHITE/ RED (-) | @ STEERING COLUMN HARNESS | | | TACH | ORANGE | IN 10-PIN PLUG, RIGHT OF FUSEBOX | | | WAIT TO START LIGHT | N/A | | | | BRAKE | GREEN / WHITE (+) | @ SWITCH ABOVE BRAKE PEDAL | | | FACTORY ALARM DISARM | Disarms with KEYSENSE Wire | @ IGNITION SWITCH HARNESS | | | ANTI-THEFT | TRANSPONDER ANTI-THEFT SYSTEM, REQUIRES 791 BYPASS MODULE AND EXTRA IGNITION KEY | TRANSPONDER @ IGNITION SWITCH TUMBLER | |
| NOTES | NOTE *1 THIS VEHICLE'S DOORLOCKS ARE SPECIAL AND WILL REQUIRE AN EXTRA RELAY, PART #775 AND 2 DIODES, TO CONNECT, See DIAGRAM
NOTE *2 THIS DOOR TRIGGER WIRE GOES TO THE KEY CYLINDER ILLUMINATION RING AND READS THE DELAY. |
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Posted By: peterubers
Date Posted: August 24, 2007 at 2:27 AM
Posted By: peterubers
Date Posted: August 24, 2007 at 2:28 AM
HVAC is straightforward -- one accessory wire that needs 12 volts.
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