iDatalink HRN-HRR-TO1 Toyota Vehicle-specific Harness + Dash Kit


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Overview

iDatalink HRN-HRR-TO1: Vehicle-Specific Radio Replacement Harness for Toyota & Lexus


Introduction

Upgrade your Toyota or Lexus with an aftermarket stereo while retaining factory features using the iDatalink HRN-HRR-TO1 vehicle-specific harness. Designed for seamless integration, this plug-and-play wiring solution works in conjunction with the iDatalink Maestro ADS-MRR interface to keep your steering wheel controls, factory amplifier, climate controls, and vehicle diagnostics intact.


Designed for Toyota & Lexus Vehicles

The HRN-HRR-TO1 harness is custom-built for Toyota and Lexus models, ensuring a factory-like installation while maintaining key OEM functions.

Works with iDatalink-Compatible Head Units – Retains full functionality when paired with Kenwood, Alpine, Pioneer, JVC, and more.
Maintains Factory Features – Keeps steering wheel controls, climate settings, and factory amplifier integration.
Plug-and-Play Installation – Reduces wiring time with pre-configured connectors for your specific vehicle.


Compatible Toyota & Lexus Vehicles

The iDatalink HRN-HRR-TO1 harness is compatible with a range of Toyota and Lexus vehicles, including:

Toyota Tacoma (2012-2019)
Toyota Tundra (2014-2021)
Toyota 4Runner (2010-2023)
Toyota Sequoia (2013-2022)
Toyota Camry (2012-2017)
Toyota Highlander (2014-2019)
Toyota Corolla (2014-2019)
Lexus RX (2013-2019)
Lexus ES (2013-2018)

Additional compatibility may be available—refer to iDatalink’s vehicle fitment guide for full details.


Retains Essential Factory Features

The HRN-HRR-TO1 allows you to install an aftermarket head unit while keeping important factory systems fully functional.

Steering Wheel Control Retention – Keeps volume, mode selection, and hands-free buttons active.
Factory Amplifier Integration – Works with JBL and other factory premium audio systems.
Climate Control Display – Displays HVAC settings on compatible iDatalink-ready stereos.
Vehicle Performance & Diagnostic Data – See engine codes, tire pressure, battery voltage, and more on select head units.


Simple Plug-and-Play Installation

The HRN-HRR-TO1 is designed to eliminate guesswork, making installation fast and easy.

Factory-Matched Connectors – No cutting or splicing required.
Pre-Wired for iDatalink Maestro ADS-MRR Module – Connects directly for seamless integration.
Retains Factory Camera & USB Port – Allows continued use of OEM backup cameras and USB inputs.


What's in the Box

  • iDatalink HRN-HRR-TO1 Toyota/Lexus Vehicle-Specific Harness
  • Pre-Wired Connections for iDatalink Maestro ADS-MRR Module
  • Installation Guide & Wiring Diagram

Key Features

  • Toyota & Lexus-Specific Harness – Designed for select Toyota and Lexus models.
  • Retains OEM Features – Maintains steering wheel controls, factory amplifier, and climate display.
  • Plug-and-Play InstallationNo wire cutting or modifications needed for most installations.
  • Works with iDatalink Maestro ADS-MRR – Provides full vehicle integration with compatible head units.
  • Factory Backup Camera & USB Retention – Ensures continued use of factory components.

Why Choose the iDatalink HRN-HRR-TO1?

If you're upgrading your Toyota or Lexus with an aftermarket head unit, the HRN-HRR-TO1 is the perfect solution for seamless integration while retaining factory features. With its easy plug-and-play installation, compatibility with premium audio systems, and steering wheel control retention, this harness provides a hassle-free way to upgrade your infotainment system.


Frequently Asked Questions

Q: Do I need the iDatalink Maestro ADS-MRR module with this harness?
A: Yes, the HRN-HRR-TO1 is designed to work with the ADS-MRR module for full functionality.

Q: Will this work with my factory JBL audio system?
A: Yes, this harness retains factory JBL and other premium sound systems when used with the ADS-MRR module.

Q: Can I still use my factory backup camera with this harness?
A: Yes, the HRN-HRR-TO1 allows you to retain your OEM backup camera in most applications.

Q: Does this harness support dual-zone climate control?
A: Yes, when paired with an iDatalink-compatible stereo, your climate settings can be displayed on-screen.

Q: What head units work best with this harness?
A: This harness is optimized for iDatalink-compatible head units from Kenwood, Alpine, Pioneer, and JVC.

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