Table of Contents
- DirectLink Introduction
- DirectLink Main Features
- How To Setup TR4 System
- About This Manual
- Troubleshooting
- TRo2/o2 Sensors/Rivnut Installation
- O2 Sensor Installation Kit Lite
- ECU Tuning Compatibility
- All TechnoResearch Cables
- Tuning Victory® Motorcycle
- Licensing
- 1 Setup and Installation
- 1.1 Where To Get The Software
- 1.2 Install Direct Link Flash Tuner
- 1.3 Run Direct Link Flash Tuner
- 1.4 Connect USB Cable
- 1.5 Power Up The Direct Link Flash Tuner
- 1.6 Power Up To Automatically Install Drivers
- 1.7 Update The Software
- 1.8 Confirm Com Port For Communication
- 1.9 Troubleshooting Com Port Issues
- 2. Toolbar Menu and Icon Descriptions
- 3. Direct Link – Key Features
- 4. Direct Link – Important Tables
- 5. Program the Calibration into the ECU
- 6. How to Save the Modified Calibration
- 7. How to Change Units and Colors
- 8. Monitor Real-Time Data
(Gauges/Meter Display) - 9. Monitor Real-Time Data
(Strip Chart/Meter Display) - 10. Auto-Mapping
- 11. Common Issues and
Possible Solutions - Glossary
All TechnoResearch Cables
Cables for TR4 VCM
![](https://manual.technoresearch.info/wp-content/uploads/2021/04/VCMtr4.jpeg)
TR4 2021 HD Cable (Part No. TR4C007)
– Used to connect to 2021 Harley Davidson motorcycles with TR4 device.
![2021 TR4 Harley Davidson Cable Part No. TR4C007](https://manual.technoresearch.info/wp-content/uploads/2021/04/2021tr4datacable-1024x544.png)
TR4 Extension Cable (Part No. TR4B001-XX)
– Used as an extension cable connecting from the 4/6 PIN cable to the VCM TR4.
![](https://manual.technoresearch.info/wp-content/uploads/2021/04/tr4extensioncable.png)
TR4 Y-Cable (Part No. TR4010)
– The cable combines the old (4 PIN) and the newer (6 PIN) data port styles for less wear and tear on your VCM-TR4.
![TR4 Y-Cable Part No. TR4010](https://manual.technoresearch.info/wp-content/uploads/2021/05/tr4ycable.png)
Security Cable (TR3/TR4)
– Used for extracting the 5-digit PIN from a TSSM/BCM security system on 6 PIN CAN bus motorcycles only.
![Security Cable](https://manual.technoresearch.info/wp-content/uploads/2021/04/securitycable-1024x683.jpeg)
Cables for TR3 VCM
![](https://manual.technoresearch.info/wp-content/uploads/2021/04/tr3.jpg)
TR3 Extension Cable (Part No. TR3B001-XX)
– Used as an extension cable connecting from the 4/6 PIN cable to the VCM.
![](https://manual.technoresearch.info/wp-content/uploads/2021/04/tr3extensioncable.png)
TR3 Main Cable (Part No. TR3A001-XX)
– Used for older TR3 models to connect from the VCM to the 4/6 PIN cable.
![](https://manual.technoresearch.info/wp-content/uploads/2021/04/maincable-1024x739.jpeg)
Cables for TRo2
![](https://manual.technoresearch.info/wp-content/uploads/2021/04/tro2.png)
TRo2 Adapter Cable w/ Battery Tender
– Used as an adapter with battery tender for the TRo2 to be able to plug in and power the TRo2 with both TR3/TR4 VCMs.
![TRo2 Adapter Cable with Battery Tender](https://manual.technoresearch.info/wp-content/uploads/2021/05/tro2adapter.jpg)
TRo2 Sensor System
- This wideband oxygen sensor interface kit is essential for anyone looking to get robust and accurate data to tune a motorcycle. The TRO2 is a dual channel air/fuel ratio metering system that was designed to be used with a data logging system (a dyno) or our Mobile Dyno feature.
![](https://manual.technoresearch.info/wp-content/uploads/2021/04_2/clip_image024.jpg)