AXTC-TY2 - Automotive Data Interface Axxess - Free user manual and instructions

Product Type	Vehicle-specific T-harness Interface
Brand	Axxess
Model	AXTC-TY2
Compatible Vehicles	Select Toyota models (2000-2010)
Dimensions	Approx. 12 x 3 x 2 cm
Weight	Approx. 0.2 kg
Power Supply	12V DC from vehicle
Main Functions	Connect aftermarket radio to factory wiring; retain factory steering wheel controls; preserve vehicle chime and warning sounds
Installation	Plug-and-play; no cutting of factory wires required
Maintenance	None required; keep dry and free of dust
Safety Precautions	Disconnect vehicle battery before installation to avoid short circuits
Spare Parts	Not available separately; replace entire harness if needed
Repairability	Not repairable; replacement recommended if damaged
Warranty	1 year limited warranty
Manufacturer	Axxess, a division of Metra Electronics

Frequently Asked Questions - AXTC-TY2 Axxess

What is the Axxess AXTC-TY2?

The Axxess AXTC-TY2 is a vehicle-specific T-harness designed to connect an aftermarket radio to the factory wiring in select Toyota vehicles, retaining features like steering wheel controls and factory chimes.

Which Toyota models are compatible with the AXTC-TY2?

The AXTC-TY2 is compatible with a range of Toyota models from roughly 2000 to 2010, including Corolla, Camry, RAV4, and others. Check the vehicle fitment guide on the Axxess website for exact compatibility.

Is installation plug-and-play?

Yes, the AXTC-TY2 is designed for plug-and-play installation. It connects directly between the vehicle's factory harness and the aftermarket radio without cutting or splicing wires.

Does it retain factory steering wheel controls?

Yes, the AXTC-TY2 supports retention of factory steering wheel audio controls when used with a compatible aftermarket radio and an additional interface module (if required).

Will the factory backup camera work with this harness?

The AXTC-TY2 may retain the factory backup camera depending on the vehicle and radio. You may need an additional adapter for camera retention. Consult the manual for details.

Do I need any additional parts?

In most cases, you will also need a compatible aftermarket radio and possibly a steering wheel control interface or antenna adapter specific to your Toyota model.

What tools are required for installation?

Basic hand tools such as panel removal tools, screwdrivers, and pliers may be needed. The harness itself requires no special tools.

How do I troubleshoot if the harness doesn't work?

First, verify vehicle compatibility and check all connections. Ensure the aftermarket radio is correctly programmed. If issues persist, contact Axxess support for assistance.

Can I use this harness for other vehicles?

No, the AXTC-TY2 is designed specifically for Toyota vehicles with a particular connector type. Using it on other vehicles may cause damage or improper function.

Where can I find the full installation manual?

The full installation manual can be downloaded for free from the notice-facile.com website or the official Axxess support page. It contains detailed wiring diagrams and instructions.

USER MANUAL AXTC-TY2 Axxess

APPLICATIONS

TOYOTA

4Runner....2020-2024 RAV4....2019-2021

Avalon....2019-2022 Sequoia ....2020-2022

C-HR....2019-2022 Sienna....2018-2023

Camry....2018-2024 Tacoma ....2020-2023

Corolla....2019-2021 Tundra....2020-2021

Data Interface with SWC

Fits Select Toyota Models 2018-2024

INTERFACE FEATURES

• Designed for amplified and non-amplified systems
• Provides accessory power (12-volt 10-amp)
• Retains R.A.P. (Retained Accessory Power)
• Provides NAV outputs (parking brake, reverse, and speed sense)
  • Built-in features like SWC & Auto-Detect
• Designed to work with a major radio brands
• Auto-detect feature - automatically detects the vehicle type, radio connection, and preset controls
• Ability to dual assign steering wheel control buttons
• Can be manually programmed for most vehicles
• Retains settings, even after battery disconnection
• Retains balance and fade (excludes amplified models)
• Retains the factory backup camera if equipped
• Micro "B" USB updatable

www.MetraOnline.com

Product Info

TABLE OF CONTENTS

Interface Connections....2

Programming....3

Troubleshooting....4

Visit AxxessInterfaces.com for more detailed information about the product and up-to-date vehicle specific applications.

TOOLS & INSTALLATION ACCESSORIES REQUIRED

• Crimping tool and connectors, or solder gun, solder, and heat shrink • Tape
• Wire cutter • Zip ties

INTERFACE COMPONENTS

• AXTC-TY2 interface • LD-SWCX-TY2 harness
  • Female 3.5mm jack

ATTENTION: With the key out of the ignition, disconnect the negative battery terminal before installing this product. Ensure that all installation connections, especially the air bag indicator lights, are plugged in before reconnecting the battery or cycling the ignition to test this product. NOTE: Refer also to the instructions included with the aftermarket accessory before installing this device.

INTERFACE CONNECTIONS
3.5mm Adapter (for vehicles with Steering wheel controls or aftermarket radios with a wire for SWC)
Boss (with SWC wire): Key 1 (Gray) - Brown Kenwood / JVC (with SWC wire): Blue/Yellow - Brown XITE: SWC-2 - Brown
KUniversity SWC-1 - Brown Radio SWC-2 - Brown/White * After programming, assign SWC buttons within radio menu

3.5mm Adapter for Vehicles without Steering wheel controls

1) From the 3.5mm adapter, tie the Brown and Brown/White wires together with tape or connector
2) Connect the 3.5mm adapter to the 3.5mm jack from the LD-SWCX-TY2 Harness
3) Program the AXTC-TY2 per the instructions on page 4. Disregard steps 4 & 5

2

AXXESS

REV. 7/29/25 INSTAXTC-TY2

2

PROGRAMMING

1.

Open the driver's door, and keep open during the programming process.

2.

Cycle the ignition on.

3.

Connect the AXTC-TY2 harness to the AXTC-TY2 interface, and then to the wiring harness in the vehicle.

4.

The AXTC will enter auto-detect mode. No additional action is required.

5*.

The LED will flash Green & Red while the interface programs the radio to the steering wheel controls. Once programmed, the LED will go out, then produce a pattern which will identify the radio type installed. Refer to the Radio LED Feedback section under Troubleshooting for radio types.

*Only applicable if vehicle came with steering wheel controls

6.

The LED will go out, then once again quickly flash Green & Red while the interface programs itself to the vehicle. Once programmed, the LED will go out again, then turn solid Green.

7.

Cycle the ignition off, then back on.

8.

Test all functions of the installation for proper operation.

Note: If the vehicle's Steering Wheel Controls do not function after the AXTC-TY2 has completed its programing sequence, hit the reset button on the interface to restart the programming sequence and test. Refer to LED Feedback Chart for programming information if needed.

TROUBLESHOOTING

1.2.

LED Light
Reset Button

If the interface fails to function, press and release the reset button, then repeat the programming process from step 4 to try again.

Final LED Feedback

At the end of programming the LED will turn Solid Green which indicates programming was successful. If the LED didn't turn Solid Green, reference the list below to understand which programming section the problem may stem from.

LED Light	Radio Programming Section	Vehicle Programming Section
Solid Green	Pass	Pass
Slow Red Flash	Fail	Pass
Slow Green Flash	Pass	Fail
Solid Red	Fail	Fail

QR Code Scan Here

Further troubleshooting steps and information can be located at:

axxessinterfaces.com/product/AXTC-TYZ

Note: If the LED shows Solid Green for Pass (indicating everything programmed correctly), yet the steering wheel controls don't work, make sure that the 3.5mm jack is plugged in, and plugged into the correct jack in the radio. Once corrected, press the reset button, then program again.

Having difficulties? We're here to help.

tract our Tech Support line at:

357-1187

mail at: [e-mail]

Tech Support Hours (Eastern Standard Time)

Monday - Friday: 9:00 AM - 7:00 PM

Saturday: 10:00 AM - 5:00 PM

Sunday: 10:00 AM - 4:00 PM

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