What to do if my Toro Greensmaster eTriFlex 3370 says 'CONTROLLER CHANGED'?
- BBrittany LewisSep 13, 2025
If a new controller is detected in the Toro Lawn Mower, recycle the key.

What to do if my Toro Greensmaster eTriFlex 3370 says 'CONTROLLER CHANGED'?
If a new controller is detected in the Toro Lawn Mower, recycle the key.
| Brand | Toro |
|---|---|
| Model | Greensmaster eTriFlex 3370 |
| Category | Lawn Mower |
| Language | English |
Provides essential safety guidelines for operating the machine, covering work area, electrical, and personal safety.
Explains warning symbols, levels (DANGER, WARNING, CAUTION), and important notes.
Lists all shipped components for verification.
Guides installation of roll bar, seat, steering wheel, and cutting units.
Operation of main power and mode selection controls.
Details operation of lift/lower joystick, traction, steering, and brake pedals.
Explains main, CU motor, and traction information screens.
Essential safety checks before starting.
Attire, attentiveness, and general safe practices.
Safety for Rollover Protection System and slopes.
Steps for turning on and verifying machine functions.
Explains system preventing operation under unsafe conditions.
Preparing for and performing green mowing.
Completing cut, shutdown, and post-operation safety.
Safety guidelines for batteries and charging.
Procedures after mowing.
Tips for battery longevity.











