The world-leading tuning box from the UK has evolved further. You can easily operate the Bluetooth-compatible CRTD4 with your smartphone.
By connecting the tuning box to your smartphone, you can operate it from the driver's seat.
Download the app from the App Store or Google Play Store
アプリについて
Customizable with 7 settings
The CRTD4, equipped with 7 different maps, has been programmed by engineers to deliver optimal performance for your vehicle type.
Your car can be matched to your driving style with the optimal setting from 1 to 7.
Connection Method
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1. Ignition
Once the tuning box is installed, turn on Bluetooth on your car and smartphone and open the TDI-TUNING app.
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2. Connect to your smartphone
Follow the on-screen instructions to pair with CRTD4 and start using the app's features. A 6-digit PIN from the owner's manual included with the tuning box is required to use the app.
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3. Tuning
Once paired, start configuring the tuning box's performance settings, customizing the app, or connecting with other tuners.
Tuning Function List
Power supply
Discrete mode to turn the tuning box on/off and extinguish the CRTD4 LED.
Adjustment
Comfortably control performance settings from the driver's seat
Warm-up Timer
When the engine reaches optimal temperature during a cold start, it activates and produces maximum power.
Connection
Connect with users worldwide on social media to share photos of your car and travels, and exchange information.
