
3-drive・AC Fitting List for MT(192KB)(in Japanese)
3-drive・AC Catalog(727KB)(in English)
3-drive・AC Manual(440KB)(in English)
If you don't have Adobe Acrobat Reader, you can download the reader for free here.
3-drive・AC is our newly designed throttle controller for adjusting response in all types of driving from Sports to Eco-driving; now featuring an Auto-Cruise function.
![]()
This compact all-in-one body makes it possible to install in out of the way places such as storage box or near the steering wheel.
![]()
Micro-computer control means less noise and less heat.
![]()
Stable balanced control is possible by running the “Initial Settings” program after having finished installation; this will help reduce troubles caused by voltage differences found in each car model.
![]()
System designed to give priority to safety even in times of trouble.
![]()
3-drive enables both the “raising” and “lowering” of response to acceleration in electronic throttle car models, giving the driver control over acceleration response for both sports driving and eco-driving.
![]()
A wide variety of possible adjustments to meet you need; 7 for Sports and 5 for Eco.
![]()
Open times of the accelerator (amount of depressing) are displayed and it is convenient for the eco-driving etc.

![]()
Auto-Cruise allows you to set the most suitable speed to cruise at while driving; resulting in superior fuel-efficiency. (Approx. 30~140 km/h)
![]()
Our exclusively designed system lessens quick changes in speed; bringing you automatic cruise control with even more comfort.
![]()

The separate switch allows for easy one-handed operation and installs almost anywhere with double-sided tape.
![]()
Stepping on the brake while Auto-Cruise is activated will deactivate its operation and return to normal driving mode. Auto-Cruise will also be deactivated when the “Set” switch is pressed, if the brake fuse burns out, or if the speed is much lower than the set speed.
![]()
Our safety design uses a microcomputer to monitor two kinds of output signal and if an abnormality is sensed will return to normal driving mode to prevent abnormal acceleration.

The car specific harness makes connection to the electronic accelerator a snap; for those already using a 3-drive Series the product can be used as is (for Japanese cars).
Easy to see the display by using Mounting Stay (Included).
By using the Mounting Stay that comes with this product, it is possible to install the unit on the dashboard even if it is curved or on an angle.Please purchase optional parts as necessary. For more details, see "List of Specialized Harnesses by Car Model" (in Japanese only).
【Brake Harness Kit】 ¥ 2,667
This harness kit allows for simple coupler connection; making wiring for the brake switch a snap.
【Lever Spacer】 ¥ 953
This spacer is for making it easier to operate the SET switch when it is being installed to a lever.
| Part Number |
Lever Diameter |
Lever Diameter |
|---|---|---|
| LS-26 | 26 mm | WAGON R, HIACE, SWIFT |
| LS-28 | 28 mm | PRIUS, VELLFIRE |
| LS-32 | 32 mm | FIT, DEMIO (DE), SERENA |
※1 For other car models, please measure the lever diameter before purchasing.
※2 It is not possible to install to levers of shapes and sizes other than those mentioned above.
※3 Size Spacer outside diameter:22 mm
※4 It may not be possible to install this spacer depending on the shape of levers.
[MT Adaptor]
This product was originally designed for use with automatic transmission models. Coming soon is our "MT Adaptor", which will make it possible to use the product with manual transmission models.
Main Feature: While driving in Auto-Cruise, this device will protect against the increase in rpm when the clutch is used.
Price: ¥ 3,715

NOTICE
1.Before purchasing make sure to check the “List of Harness by Car Model”.
2.Make sure to carry out “Initial Settings” before using the product.
3.Please carefully read the “User’s manual” and carry out all operations with the utmost in safety.
4.Do not use other manufacturers’ products with the 3-drive specialized harness.
5.This product can not be installed in car models which come with standard auto-cruise control.
6.This product can not be installed in cars which use the different ECU from the standard or use a sub-computer.



