Directechs DB3 Installation Manual
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Directechs DB3 Installation Manual

Dor 2019 lexus gx 460 (smart key). 403.tl2 4.15 rsr
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INSTALLATION GUIDE
DB3
2019 Lexus GX 460 (Smart Key). 403.TL2 4.15 RSR
Designed by Installers for Installers
© 2021 Directed, Vista CA
This product is intended for installation by a professional installer only! Attempts to install this
product by a person other than a trained professional may result in severe damage to a vehicle's
electrical system and components.

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Summary of Contents for Directechs DB3

  • Page 1 INSTALLATION GUIDE 2019 Lexus GX 460 (Smart Key). 403.TL2 4.15 RSR Designed by Installers for Installers © 2021 Directed, Vista CA This product is intended for installation by a professional installer only! Attempts to install this product by a person other than a trained professional may result in severe damage to a vehicle’s electrical system and components.

  • Page 2: Table Of Contents

    Contents Introduction Vehicle function compatibilities Pre-installation and application warnings OEM remote starter detection Installation Wiring diagram with T-Harness (TLTH2) Wiring diagram Locating components in the vehicle Vehicle connections SmartStart/XL202 installation notes Connecting the module Module programming IMPORTANT!Before programming your module, you must first check if your vehicle is equipped with an OEM remote starter and disable it.

  • Page 3: Introduction

    Introduction DB3 is an all-in-one door lock and override module. This guide supports the installation of a DB3 in Remote Start Ready (RSR) mode. This solution may offer up to three (3) configuration options to control your system: 3x OEM Lock Remote Start Activation (if applicable, refer to the “Vehicle function compatibilities” below), RF System or SmartStart (all sold separately).

  • Page 4: Pre-Installation And Application Warnings

    Unless specified otherwise, all connectors are displayed from the wire side, with the exception of the OBDII diagnostic connector. Š If the vehicle is already equipped with an OEM remote starter, the installer must disconnect it before installing the DB3 module, otherwise it will not program.
  • Page 5 OEM remote starter information If the vehicle has an active OEM remote starter it will program into convenience only (no immobilizer bypass). The reason for this is to allow aftermarket security to be installed while keeping the factory remote starter active. If you wish for the interface to control the remote start sequence, perform one of the following: If the vehicle is equipped with an Add-On Lexus/Toyota OEM remote starter: Some Lexus/Toyota vehicles may have an Add-On remote starter.

  • Page 6: Wiring Diagram With T-Harness (Tlth2)

    Wiring diagram with T-Harness (TLTH2) Refer to "Pre-installation and application warnings" for important information, such as the description of each special note referenced in the diagram ( You can connect to either a XL202 RFTD OR a SmartStart module. Steering Lock Refer to the SmartStart/XL202 (Black conn.

  • Page 7: Wiring Diagram

    Wiring diagram Refer to "Pre-installation and application warnings" for important information, such as the description of each special note referenced in the diagram ( OBDll You can connect to either a Diagnostic Connector XL202 RFTD OR a SmartStart module. (-) Ground: Pin 4 HS CAN High: Red or Violet, pin 6 Refer to the SmartStart/XL202 Installation Notes for more...

  • Page 8: Locating Components In The Vehicle

    Locating components in the vehicle 403.TL2 4.15 2019 Lexus GX 460 (Smart Key) ©2021 VOXX•DEI LLC. All rights reserved.

  • Page 9: Vehicle Connections

    Vehicle connections The connection information listed below is specific to the 2019 Lexus GX 460 (Smart Key). Refer to “Pre-installation and application warnings” for a list of important notes. Data 14-pin blue connector (H1) Module Connects To Conn./Pin Color Description Wire Location (+/-) Wire Color...
  • Page 10 Module Connects To Conn./Pin Color Description Wire Location (+/-) Wire Color H3/2 Blue No Connection No Connection H3/3 Red/White No Connection No Connection H3/4 White/Violet No Connection No Connection H3/5 Violet/Black No Connection No Connection H3/6 White/Black (-) Hood Switch Input [2] H3/7 Pink/White No Connection...

  • Page 11: Smartstart/Xl202 Installation Notes

    SmartStart/XL202 installation notes The DB3 Remote Start Ready (RSR) solution offers three (3) configuration options to control your system: 3x OEM Lock Remote Start Activation, RF Kit or SmartStart (both sold separately). This section provides specific installation information for SmartStart and XL202.

  • Page 12: Connecting The Module

    Note: Before connecting either the XL202 or SmartStart module to DB3, it is important to ensure that the proper feature and function programming is selected using DirectLink (version 4.5 or higher). Visit www.directechs.com to download the latest version of the application.

  • Page 13: Module Programming

    Module programming Refer to “LED diagnostics and troubleshooting” for more information and for troubleshooting purposes. IMPORTANT!  Before programming your module, you must first check if your vehicle is equipped with an OEM remote starter and disable it. If the vehicle is equipped with an OEM remote starter, whether Active or Inactive, it   be MUST temporarily disabled or permanently disconnected depending on the vehicle. Please refer to the “OEM remote starter information” section of the guide for additional details. Note:  In some cases, the module will program to the vehicle even if equipped with an OEM starter, but will prevent the aftermarket remote start from functioning properly. Wait until the LED turns ON solid red. Note: To skip the transponder programming and use convenience features only, press the programming button 5 times.

  • Page 14: Led Diagnostics And Troubleshooting

    LED diagnostics and troubleshooting This section provides LED diagnostics and troubleshooting information to guide you through the various stages of your installation. Module Programming Description Troubleshooting Make sure the D2D harness is connected and that 12 Volt is present between the red and black Module has no power.
  • Page 15 Active Ground When Running (Status) Description Troubleshooting Ground When Running (Status) command The module has initialized the remote start sequence. received. Flashes green Ignition ON command received. The module has received the Ignition ON command and is processing the remote start sequence. Flashes red &...

  • Page 16: Parking Light Error Codes

    Parking light error codes The parking lights on your vehicle will flash a specific number of times 3 seconds following an unscheduled shutdown. Each flashing pattern is described below. Flashes Diagnostic Runtime expired. Over-rev shutdown. Low or no RPM. Shutdown without remote. Brake shutdown.

  • Page 17: Feature Programming

    1. Press the lock/arm or unlock/disarm button on aftermarket transmitter to change the option of the selected feature. When installing the DB3 in RSR using 3x OEM Lock Remote Start Activation only, there is no aftermarket transmitter on which to press lock/unlock to change the options of the selected feature.

  • Page 18: Feature And Option List

    It is recommended to configure all the features and options listed below using the configuration tool found on the module flashing page at www.directechs.com. The web offers more options; however, manual configuration of the features is possible using the information on this page.

  • Page 19: Limited One Year Consumer Warranty

    Limited one year consumer warranty For a period of ONE YEAR from the date of purchase of a Directed Electronics remote start or security product, Directed Electronics. (“DIRECTED”) promises to the original purchaser, to repair or replace with a comparable reconditioned piece, the security or remote start accessory piece (hereinafter the “Part”), which proves to be defective in workmanship or material under normal use, provided the following conditions are met: the Part was purchased from an authorized DIRECTED dealer;...

  • Page 20: Quick Reference Guide

    Quick Reference Guide Sending commands to your vehicle Remote Start Ready (RSR) Remote Start Ready (RSR) is a function that enables the interface Whether you want to remote start the engine, lock/unlock the doors or pop the trunk, module to remote start the vehicle completely on its own. there are 3 possible ways you can send commands to your vehicle, using the: Consequently, there is no need for an aftermarket or an OEM remote •...
  • Page 21 SmartStart compatible Notes This system is compatible with Directed SmartStart. For a complete list of supported features, please visit www.mysmartstart.com. What is SmartStart? Now you can remote start, lock and unlock your car just by pushing a button on your mobile device;...

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