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Directechs DIRECTED DS3+ Installation Manual

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933.TL8
DS3+ / DS4+
v2.32.195.3
2018 Lexus RX 450h (Smart Key)
THTON6 Compatible
(Sold Separately)

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  • Page 1 933.TL8 DS3+ / DS4+ v2.32.195.3 2018 Lexus RX 450h (Smart Key) THTON6 Compatible (Sold Separately)

  • Page 2: Table Of Contents

    Contents Introduction Vehicle function compatibilities Pre-installation and application warnings OEM remote starter information Installation Wiring diagram with T-Harness (THTON6) Wiring diagram Locating components in the vehicle Vehicle connections 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

    This guide provides information on the installation of the DS3/DS3+ and DS4/DS4+ modules as a digital solution. Using these modules in a digital configuration require the module to be flashed with vehicle specific firmware. Refer to our website (www.directechs.com) and click on the DIRECTLINK text in the header for additional information.

  • Page 4: Vehicle Function Compatibilities

    Vehicle function compatibilities This section lists all the functions compatible with this vehicle for the installation illustrated in this guide. Note: The telematics features listed below (with an asterisk) ONLY apply when using SmartStart. Parking Lights Control Accessory Activation Arm Factory Security Ignition Activation Disarm Factory Security RAP Shut Down (Retained ACC Power)

  • Page 5: Pre-Installation And Application Warnings

    Motorized hatch: If available, the Motorized Hatch feature needs to be enabled using the configuration tool found on the module Š flashing page on www.directechs.com. Fuses: It is important to check that the fuses are positioned correctly in the module. Proper fuse positioning is displayed on each wiring Š...

  • Page 6: Oem Remote Starter Information

    OEM remote starter information If the vehicle has an active OEM remote starter, it will program into convenience only (no immobilizer bypass). This is 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 action: How to determine if a vehicle is equipped with an OEM remote starter? If the vehicle is equipped with an Add-On Lexus/Toyota OEM remote starter: Some Lexus/Toyota vehicles may have an Add-...

  • Page 7: Installation

    Wiring diagram with T-Harness (THTON6) Refer to "Pre-installation and application warnings" for important information, such as the description of each special note referenced in the diagram ( NOT USED Cut the Blue loop Gateway ECU labeled TL8. (behind the glove box) Connectors color may differ depending on the T-Harness revision.

  • Page 8: 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 ( HS CAN High: Lt. Blue, pin 6 Gateway ECU (behind the glove box) 22212019 1817 1615 1413 Refer to the HS CAN Low: Starter disable connection...

  • Page 9: Locating Components In The Vehicle

    Locating components in the vehicle 1- To gain access to the SLP connector, remove metal clip to remove the white plastic housing. Steering Lock Connector 2. Remove white 1. Remove plastic housing metal clip 2- Move the white plastic housing over enough to access the SLP cnnector. Steering Lock connector 933.TL8 2.32.195.3 2018 Lexus RX 450h (Smart Key)
  • Page 10 Optional starter disable connection When using an external relay, use a 1N4002 diode or larger. 1A Diode (1N4002+) (+) Ignition (-) Ground When Armed (GWA) Output: Blue/White: 2 Refer to the Vehicle connections section for wire Starter (connector side) and connector details.

  • Page 11: Vehicle Connections

    Vehicle connections The connection information listed below is specific to the 2018 Lexus RX 450h (Smart Key). Refer to “Pre-installation and application warnings” for a list of important notes. Data harness, 8-pin white connector (H1) Module Connects To Conn./Pin Color Description Wire Location (+/-)
  • Page 12 Module Connects To Conn./Pin Color Description Wire Location (+/-) Wire Color Connection H2/17 Black/White No Connection No Connection H2/18 Orange/Black No Connection No Connection H2/19 Blue No Connection No Connection H2/20 Green No Connection No Connection H2/21 Gray The installation of an aftermarket hood pin is only required on vehicles (-) Hood Switch Input that are not equipped with a factory hood pin, or if not supported on data.

  • Page 13: Even If Equipped With An Oem Starter, But Will Prevent The Aftermarket Remote Start From Functioning Properly

    Module Connects To Conn./Pin Color Description Wire Location (+/-) Wire Color Connection H4/4 Pink/White No Connection No Connection H4/5 No Connection No Connection H4/6 Green No Connection No Connection H4/7 Violet No Connection No Connection H4/8 Orange No Connection No Connection H4/9 Red/White No Connection...

  • Page 14: Module Programming

    For information on how to pair a specific remote, please refer to its corresponding owner documentation, which can be found inside the product packaging of the complete system or on www.directechs.com.* DATA/Hardwired Tach Learning: When using Data Tach, it is recommended to follow the Tach Learning procedure.

  • Page 15: Module Programming For Convenience Only (Skip Transponder)

    Your aftermarket remote may differ from the model shown in the illustrations. You have successfully completed the module programming sequence. 933.TL8 2.32.195.3 2018 Lexus RX 450h (Smart Key)

  • Page 16: Module Programming For Security-Only Installations

    Your aftermarket remote may differ from the model show in the illustration. You have successfully completed the module programming sequence. 933.TL8 2.32.195.3 2018 Lexus RX 450h (Smart Key)

  • Page 17: Pairing Remotes

    Pairing Remotes and Sensors To enter pairing: Key OUT Key IN Key IN Key IN Turn the vehicle ignition to the ON position. START START START START Within 10 seconds, on the Control Center (antenna) or the LED/Valet Pod (standalone switch), press and release once (1x), and then press and hold &...

  • Page 18: When Used In Conjunction With Smartstart

    before providing power to the Directed SmartStart unit: ® SmartStart with Loops – The brown loop must be cut. SmartStart with Pigtails – The gray wire must be connected to a ground source. Loops Pigtails DO NOT connect the Directed SmartStart 2-pin power harness when using the DS3+/DS4+.

  • Page 19: Manual Transmission

    Honda S2000, Mazda Miata, and other such vehicles. This system supports manual transmission installations. Refer to “Directwire” section at www.directechs.com for further information on vehicle-specific wiring connections. When flashing the module for Manual Transmission on the Directechs website: In the Remote Start Features section, select the desired configurations for Manual Transmission Initialization & Manual Transmission Completion.

  • Page 20: 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 wires. If Module has no power.
  • Page 21   External Module Synchronization Description Troubleshooting OBDII feature not supported. The diagnostic data bus was not detected, therefore the SmartStart features will be limited. (Flashes red, red, then orange) x 10 Active Ground When Running (Status) Description Troubleshooting Ground When Running (Status) command The module has initialized the remote start sequence.

  • Page 22: Soft Reset

    Soft reset A module reset will only erase the steps perfomed in “Module Programming”. The firmware and settings flashed to the module will not be affected. Connect all but the If required for your installation, connect all the harnesses to the module, EXCEPT the 12-pin main 12-pin harness power harness.

  • Page 23: Tach Learning Procedure (Not Needed With Virtual Tach)

    Tach learning procedure (not needed with Virtual Tach) Data Tach: The procedure is not required as the tach comes preprogrammed. However, it is strongly recommended to learn the exact value of the vehicle for the most consistent and reliable starting and functionality. Hardwired Tach: The procedure is required.

  • Page 24: Limited Lifetime Consumer Warranty

    Limited Lifetime Consumer Warranty VOXX DEI LLC (the Company) warrants to the original purchaser of this product that should this product or any part thereof, under normal use and conditions, be proven defective in material or work- manship within the Lifetime from the date of original purchase in the original vehicle, such defect(s) will be repaired or replaced with new or reconditioned product, (at the Company’s option) without charge for parts or repair labor.

  • Page 25: Quick Reference Guide (Customer Copy)

    Quick Reference Guide (customer copy) Sending commands to your vehicle List of available commands Whether you want to remote start the engine, lock/unlock the doors or pop the trunk, there are Note that the information below is for many Viper, Clifford, Python, Avital, Automate, Autostart 3 possible ways you can send commands to your vehicle, using the: and AstroStart models.
  • Page 26 Notes 933.TL8 2.32.195.3 2018 Lexus RX 450h (Smart Key) ©2022 VOXX•DEI LLC. All rights reserved.

This manual is also suitable for:

Directed ds4+Directed ds3

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