STEINBAUER application

Smart EQ4 Fortwo (Model Year: 2017-2024) Power Module

16.7 kWh

STEINBAUER performance module for the Smart EQ4 Fortwo (Model Year: 2017-2024) 16.7 kWh, designed to provide increased power and torque while retaining the original ECU programming and factory engine safeguards.

Key benefits

  • Up to +25% power and torque increase, depending on application.
  • No ECU software overwrite — the STEINBAUER system works alongside the original engine management.
  • Injection duration module developed to add performance without generic one-size-fits-all mapping.
  • Removable solution that can be removed if required.
  • Application-specific development for the individual engine and vehicle or machine application.
STEINBAUER Performance comparison
Power (BHP)
0 3,000 6,000 9,000 12,000 BHP Motor RPM
Illustrative electric-motor speed curve
Standard 80 BHP
STEINBAUER 95 BHP
+15 BHP
Torque (Nm)
0 3,000 6,000 9,000 12,000 Nm Motor RPM
Illustrative electric-motor speed curve
Standard 160 Nm
STEINBAUER 184 Nm
+24 Nm
Increased recuperation
Relative % Recuperation demand
Relative recuperation comparison
Standard 100%
STEINBAUER 150%
+50% recuperation

STEINBAUER Technology

  • External ECU technology — Works alongside the original engine management system without permanently rewriting the factory ECU software.
  • Load-dependent performance — Additional power and torque are delivered progressively as engine demand increases.
  • Application-specific calibration — Developed specifically for the individual engine and application rather than using a generic universal setting.

Illustrative simulated performance graphic based on published application data. Curves are illustrative and are not measured dyno traces.

Vehicle specification

Vehicle details

Manufacturer
Smart
Model
EQ4 Fortwo (Model Year: 2017-2024)
Engine
16.7 kWh
Displacement
To be confirmed
Steinbauer specification

STEINBAUER Module details

Part number
240053
Installation
Plug-in
Availability
Available
Engine management
Factory ECU retained
Module Warranty (3 years upon registration)
1 year

Installation guides

Installation instructions for STEINBAUER part number 240053 .

Login required. Installation guides are available to registered STEINBAUER customers, dealers and administrators.
Power and torque upgrade

Smart EQ4 Fortwo (Model Year: 2017-2024) tuning and power increase

The STEINBAUER Power Module is designed for drivers and operators looking for a Smart EQ4 Fortwo (Model Year: 2017-2024) power increase without replacing the factory ECU software. The module works alongside the original engine management system and can be removed to return the vehicle or machine to its standard configuration.

For this application, published performance data shows power increasing from 80 BHP to 95 BHP, with torque increasing from 160 Nm to 184 Nm.

If you are searching for a Smart EQ4 Fortwo (Model Year: 2017-2024) tuning module, this page contains the compatible STEINBAUER part number, installation information, performance figures and available accessories for this exact application.

Why choose STEINBAUER?

Intelligent performance technology

More power

Increased performance where applicable for stronger acceleration and improved working capability.

More torque

Improved pulling power throughout the usable engine speed range.

Safe and reliable

Original ECU programming and factory engine safety parameters remain active.

Removable installation

The vehicle or machine can be returned to its original factory configuration.