Understanding Electric Scooter P Settings: Complete Chart
P settings (programmable parameters) let you change your electric scooter’s speed limit, acceleration, brake strength, cruise control, and low-battery cutoff through a hidden menu on the display. Below is a complete reference chart covering the most common P parameters, along with step‑by‑step instructions for accessing them on popular brands and how to confirm your changes worked safely.
How to Enter P Settings on Your Scooter
Before making any changes, write down the current value of every parameter so you can revert if something goes wrong. The entry method varies by brand, but the general pattern is a button‑hold combo while the scooter is powered on.
| Brand / Model | Entry Method |
|---|---|
| Xiaomi Mi / Mi Pro / 1S | With the scooter on, press and hold the power button and the mode (light) button together for 5 seconds. The display will flash “P1”. |
| Ninebot ES / Max / G30 | Turn on the scooter. Press and hold the throttle button and the brake lever for 3 seconds. The odometer will show “P”. |
| Gotrax GXL / Apex / Elite | Power on. Press and hold the power button and the mode button for 5 seconds. Release when the screen shows “P1”. |
| Segway Ninebot E22 / F30 | Connect to the Segway‑Ninebot app; go to “Settings” → “Custom Mode”. No button combo needed. |
Once inside, use the mode button to cycle through parameters (P1, P2, P3…) and the throttle or power button to increase or decrease the value. Turn the scooter off to exit and save – if you simply switch off the display, the changes are lost.
Common P Parameters and What They Do
Not every scooter uses the same numbering, but the parameters below appear most often. Always verify your specific model’s chart in the user manual.
Speed Limit (P1, P2, or P3)
- Function: Sets the maximum speed, displayed in km/h as a two‑digit number (e.g., 25 = 25 km/h or 15.5 mph).
- Example: On the Xiaomi Mi Pro 2, P1 controls speed. Raising it from 25 to 30 km/h gives a faster top speed but may trigger a warning beep on some firmware versions.
- Rider outcome: Higher speeds drain the battery roughly 15–20% faster per 5 km/h increase. If your state caps e‑scooters at 15 mph, keep this value low to avoid tickets.
Acceleration (Often P2 or P3)
- Function: Adjusts how aggressively the motor accelerates from a stop. Lower values = smooth start; higher values = punchy launch.
- Example: Ninebot ES2 – P2 at setting 1 gives a gentle start ideal for wet pavement; setting 3 lurches forward quickly, which uses more battery and can spin the tire on loose gravel.
- Rider outcome: Soft acceleration extends range by about 5–10% and reduces the chance of losing traction. Hard acceleration is better for quick gaps in traffic but wears the rear tire faster.
Brake Sensitivity / E‑Brake (P3 or P4)
- Function: Controls how much regenerative braking engages when you squeeze the brake lever or release the throttle. Higher values = stronger motor deceleration before the mechanical brake bites.
- Example: Gotrax GXL V2 – P3 at setting 1 is gentle; setting 4 produces a sharp slowdown that sends more energy back to the battery.
- Rider outcome: A strong e‑brake extends mechanical brake pad life but feels jerky in stop‑and‑go riding. On wet roads, too‑high e‑brake settings can lock the rear wheel, so start with 2 or 3.
Cruise Control (P4 or P5)
- Function: Enables or disables automatic cruise control. When active, holding a steady throttle for about 5 seconds locks the speed.
- Example: Segway Ninebot Max G30 – P4 set to 1 = off, 2 = on. On hilly terrain, keep it off so you can react to grade changes instantly.
- Rider outcome: Useful on long straight stretches to reduce hand fatigue. If you forget it’s on, the scooter may accelerate unexpectedly after a downhill – so always check before descending.
Kick‑to‑Start / Zero Start (P5 or P6)
- Function: 0 = you must push off (kick‑start) before the motor engages; 1 = motor engages the instant you twist the throttle from a standstill.
- Example: Most Xiaomi models default to 1 (zero start). Changing to 0 is safer for beginners or for riding in crowded areas because it prevents accidental throttle blips.
- Rider outcome: Zero start is convenient but can catch you off guard if you accidentally grab the throttle while off the scooter.
Battery Capacity & Low‑Battery Cutoff (P6, P7, etc.)
- Function: P6 sets the amp‑hour (Ah) rating of your battery pack; P7 sets the voltage at which the controller cuts power to prevent deep discharge.
- Rider outcome: Only change these if you upgrade to a higher‑capacity battery. Lowering the cutoff voltage may give you an extra mile or two but will permanently damage lithium‑ion cells – replace the pack instead.
How to Verify Your Changes Worked
After you exit P‑mode and turn the scooter back on, do a short test ride in a safe area:
1. Accelerate gently – the scooter should respond according to your new acceleration setting (smooth or punchy).
2. Check the top speed – use a GPS phone app to confirm the scooter reaches the speed you set. (The display may still show km/h; multiply by 0.62 to get mph.)
3. Brake in a straight line – apply the brake lever at a low speed (5 mph). The e‑brake should engage without locking the wheel. If it feels too harsh, dial it back.
4. Watch the display – if the screen flickers, goes blank, or shows an error code (e.g., “Er 01”), turn off the scooter, wait 10 seconds, and re‑enter P‑mode to check that your values are still there. If they keep resetting, the controller may have a fault.
If everything feels normal and no errors appear, your changes are saved.
When to Stop and Seek Professional Help
Stop DIY adjustments and contact the manufacturer or a certified repair shop if:
- The scooter throws an error code that won’t clear after a power cycle (e.g., controller or throttle error).
- The motor makes a grinding, clicking, or whining noise after you change acceleration or brake settings – this can mean the controller is over‑currenting the motor.
- The battery drains faster than before (e.g., you lose 50% range after changing speed or acceleration). Revert all settings to factory defaults.
- The parameters don’t save even after you turn the scooter off properly. This usually indicates a faulty display or controller board that needs replacement.
Threshold to stop: If you ever see smoke, smell burning, or the scooter becomes unresponsive, stop riding immediately and unplug the battery. Those are signs of a controller short or battery failure that requires professional diagnosis.
Common Mistakes and How to Avoid Them
Changing too many parameters at once – You won’t know which tweak caused a problem. Change one parameter, test it, then move to the next.
Setting a speed limit higher than your battery can support – On some controllers, a very high top speed setting (e.g., 35 km/h on a 250W motor) causes the controller to overheat and enter thermal shutdown after a few miles. Symptoms: the scooter slows down suddenly, then recovers after a cooldown. Lower the speed limit to the motor’s nominal rating (check the manufacturer’s specs).
Mis‑matching the low‑battery cutoff voltage – If you set P7 too low (e.g., 28V on a 36V system), the battery will discharge below its safe minimum voltage. The cells become imbalanced, and the battery may no longer hold a full charge. Symptom: the scooter dies earlier than usual, and the charger shows a full charge very quickly. The only fix is to replace the battery pack.
Forgetting to save before powering off – Some displays require you to hold the power button for 2–3 seconds to confirm. If you just switch off, the old values remain. Always verify with a test ride.
Related Accessories
| Product | Best For |
|---|---|
| Cyleto GY6 Starter Solenoid Relay | Replacement starter relay for 4‑stroke gas scooters and ATVs |
| JBM Adult & Kid Skating Protective Gear Set | Helmet, knee/elbow pads, and wrist guards for riders of all levels |
| Topyond 20X Full Twist Throttle | Replacement twist throttle for e‑bikes and scooters |
Top Pick: Cyleto GY6 Starter Solenoid Relay – Reliable replacement for gas‑powered scooters experiencing starting issues.
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Ryan Williams has spent over 8 years testing, repairing, and writing about electric bikes. He has personally ridden and reviewed 150+ e-bike models from brands like Lectric, Aventon, Rad Power, Super73, and dozens more.
Before founding EBIKE Delight, Ryan worked as a bicycle mechanic for 5 years at independent bike shops across California, where he specialized in e-bike conversions and electrical system diagnostics. He holds a Certificate in Electric Vehicle Technology from the Light Electric Vehicle Association (LEVA).
Ryan’s work has been cited by Electric Bike Report, Electrek, and BikeRumor. When he is not testing the latest e-bike on California backroads, he is in his workshop tearing down batteries and controllers to understand what makes them tick — and what makes them fail.
Areas of Expertise
E-bike performance testing and real-world range verificationBattery diagnostics, charging best practices, and safetyBrand comparisons: Lectric, Aventon, Rad Power, Super73, and moreError code troubleshooting across major e-bike systemsE-bike laws, registration, and compliance by state
Ryan believes every rider deserves honest, hands-on information — not marketing hype.