--- product_id: 581074079 title: "IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required)" brand: "idatalink" price: "VT29265" currency: VUV in_stock: true reviews_count: 1 url: https://www.desertcart.vu/products/581074079-idatalinkmaestro-hrn-hrr-to3-t-harness-for-select-toyota-2018 store_origin: VU region: Vanuatu --- # Displays Factory Data on Touchscreen Plug & Play T-Harness Retains Steering Wheel Controls IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) **Brand:** idatalink **Price:** VT29265 **Availability:** ✅ In Stock ## Summary > 🔗 Upgrade your drive, keep your vibe intact! ## Quick Answers - **What is this?** IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) by idatalink - **How much does it cost?** VT29265 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/581074079-idatalinkmaestro-hrn-hrr-to3-t-harness-for-select-toyota-2018) ## Best For - idatalink enthusiasts ## Why This Product - Trusted idatalink brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Compatibility:** Works with top brands like Alpine, Pioneer, Sony, Kenwood & JVC for enhanced touchscreen data display. - • **Future-Proofed Setup:** Requires Maestro ADS-MRR/ADS-MRR2 module for advanced vehicle data and programmable outputs. - • **Seamless Integration:** Effortlessly upgrade your Toyota stereo without losing factory features. - • **Full Feature Retention:** Keep steering wheel controls, factory amp, backup camera, and personalization menus intact. - • **Plug & Play Simplicity:** Dedicated connectors ensure a quick, no-splice installation. ## Overview The iDatalink Maestro HRN-HRR-TO3 T-Harness enables plug-and-play installation of iDatalink-ready stereos in select 2018+ Toyota vehicles, preserving steering wheel controls, factory amplifier, backup camera, and vehicle settings. Compatible with major stereo brands and requiring the Maestro ADS-MRR or ADS-MRR2 module, it delivers seamless integration and advanced data display without splicing. ## Description IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) ## Features - Allows installation of a new iDatalink-ready car stereo in select Toyota vehicles (also requires the Maestro ADS-MRR or ADS-MRR2 module). PLUG AND PLAY DESIGN: With dedicated plugs for quick, proper installation, this harness makes replacement of the factory radio seamless while retaining key compatible factory features. - Retains the use of your steering wheel audio controls and factory amp & retains vehicle settings personalization menu, backup camera, and rear seat entertainment system - Displays select factory features and displays performance data on touchscreen with select Alpine, JVC, Kenwood, Sony, and Pioneer receivers - Supplies parking brake, reverse, and speed sensor connections for touchscreen radios. Works with iDatalink's "Head-unit Direct" harnesses, eliminating need for splicing - INSTALLATION NOTE: This HRN-HRR Plug & Play Harness requires an Idatalink Maestro Interface Module (ADS-MRR or ADS-MRR2) and the corresponding Idatalink Maestro Car Stereo Head-Unit ACC-HU-ALP1 (Alpine), ACC-HU-PIO1 (Pioneer), ACC-HU-SON1 (S O N Y), ACC-HU-KEN1 (Kenwood/JVC with 22-Pin Connector) or ACC-HU-KEN2 (Kenwood/JVC with 16-Pin Connector) Installation T-Harness. Sold separately. (ADS-MRR: Vehicle Coverage: 30 Makes - Models: 4318 - Years: 2002+) (ADS-MRR2: Vehicle Coverage: 30 Makes - Models: 4582 - Years: 2002+ with 3 Programmable Outputs) ## Product Details - **Brand:** Idatalink - **Material:** Copper - **Item dimensions L x W x H:** 7.75 x 4.75 x 1.25 inches - **Item Weight:** 0.2 Kilograms - **Cable Type:** proprietary ## Images ![IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) - Image 1](https://m.media-amazon.com/images/I/61gd1bAVIuL.jpg) ![IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) - Image 2](https://m.media-amazon.com/images/I/71HemmxmOZL.jpg) ![IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) - Image 3](https://m.media-amazon.com/images/I/714noxHyHPL.jpg) ![IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) - Image 4](https://m.media-amazon.com/images/I/81PKFDXDYTL.jpg) ![IdatalinkMaestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) - Image 5](https://m.media-amazon.com/images/I/715PqkaUI6L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great product - time saver with a teat stamp *by A***N on February 14, 2025* It saves you splicing, crimping or soldering at least 15 different cables, comes fully tested with the date theyndid the testing. Money well spent of you ask me. also their customer support is great will answer all your questions of your have any as i did ## Frequently Bought Together - iDatalink Maestro HRN-HRR-TO3 T-Harness for Select Toyota 2018+ Connect a New iDatalink-Ready car Stereo and retain Steering Wheel Controls and Factory amp (ADS-MRR or ADS-MRR2 Module Also Required) - Idatalink Maestro Acc-USB-TO3 USB Adapter UT03 - METRA Ltd 40-LX11 Antenna Adaptor Cable - Select 2009-Up Lexus/Toyota --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/581074079-idatalinkmaestro-hrn-hrr-to3-t-harness-for-select-toyota-2018](https://www.desertcart.vu/products/581074079-idatalinkmaestro-hrn-hrr-to3-t-harness-for-select-toyota-2018) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-07*