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Throttle

How to Tune revlim on ZombieVerter VCU

Motor RPM limit (rev limiter). SAFETY CRITICAL — set according to your motor's specs!

Quick Reference

Param ID

15

Unit

rpm

Range

0 — 20000

Default

6000

🔍 See a sample config →

📖 What Does It Do?

Motor RPM limit (rev limiter). SAFETY CRITICAL — set according to your motor's specs!

This parameter controls an aspect of your ZombieVerter VCU's behavior. Getting it right is important for safe and reliable operation of your EV conversion.

🎯 Recommended Values

Default value: 6000

Valid range: 0 to 20000

Inverter-Specific Recommendations

Leaf Gen1/2/3 9000
GS450H 10000
GS300H 10000
Outlander 10000
Rear Outlander 10000
Prius Gen3 8000
OpenInverter 6000
User CAN 6000

Tuning Strategy

Start with the default value and adjust in small increments. Monitor vehicle behavior after each change before making further adjustments.

💡 Tuning Tips

KNOW YOUR MOTOR'S MAX RPM:

  • Leaf Gen1/2 motor: 10,390 rpm → set ~9000 for margin
  • Leaf Gen3 motor: 10,390 rpm → set ~9000
  • GS450H: ~10,000 rpm → set ~9000
  • Outlander rear: ~12,000 rpm → set ~10500

    • SET 10-20% BELOW rated max for safety.

    🔧 By Inverter Type

    Leaf Gen1/2/3

    Leaf Gen1/2/3 motors: 10,390 rpm max. Set to 9000 for safety margin.

    GS450H

    GS450H: ~10,000 rpm max. Set to 9000 for safety.

    Outlander

    Outlander front: ~12,000 rpm. Set to 10500.

    Rear Outlander

    Outlander rear: ~12,000 rpm. Set to 10500.

    Prius Gen3

    Prius Gen3: Check motor specs, ~8,000 rpm typical.

    Tune revlim and All 80+ Parameters

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    🔗 Related Parameters

    Other parameters in the Throttle category that work together with revlim:

    potmin

    dig

    Throttle pedal MINIMUM raw ADC value (pedal fully released).

    potmax

    dig

    Throttle pedal MAXIMUM raw ADC value (pedal floored).

    pot2min

    dig

    Second throttle channel MINIMUM (for dual-channel pedals). Leave at 4095 if unused.

    pot2max

    dig

    Second throttle channel MAXIMUM.

    potmode

    enum

    Throttle input mode. Single = one pot. Dual = redundant channels for safety.

    dirmode

    enum

    Direction control mode. How the VCU determines forward/reverse.

    DirChange

    enum

    Restrict direction changes while moving (safety).

    DirChangeRpm

    rpm

    RPM threshold for direction change restriction.

    reversemotor

    enum

    Reverse motor rotation. Set to 1 if motor spins wrong way.

    throtramp

    %/10ms

    Throttle ramp rate. How fast motor responds to pedal. Lower = smoother.
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