Engine Code

Fiat 500E-EMOTOR Engine (2020–Present) – Specs, Problems & Compatibility Database

The Fiat 500e eMotor is a permanent — magnet synchronous electric motor powering the modern Fiat 500e (Type 312) since 2020. Developed under the Stellantis group, it delivers 87 kW (118 PS) and 220 Nm of torque, enabling brisk urban acceleration. The motor’s compact design and integration with the single — speed reduction gearbox are key to the vehicle’s efficient packaging.

Fitted exclusively to the all — electric Fiat 500e hatchback, this motor was engineered for agile c

BMW N47D20A Engine
Compliance Note:

All production years (2020–Present) meet global zero-emission vehicle (ZEV) standards (EU Regulation 2019/631, VCA UK Type Approval #VCA/ZEV/500E).

Fiat 500E-EMOTOR Technical Specifications

The Fiat 500e eMotor is a 87 kW permanent-magnet synchronous motor engineered for the Fiat 500e city car (2020-Present). It combines a single-speed reduction gearbox with sophisticated power electronics to deliver instant torque and quiet operation. Designed to meet global zero-emission (ZEV) standards, it prioritizes efficiency and urban drivability.

ParameterValueSource
Displacement
N/A (Electric Motor)
Fuel type
Electricity
Configuration
Permanent Magnet Synchronous Motor
Aspiration
N/A
Bore × stroke
N/A
Power output
87 kW (118 PS)
Torque
220 Nm
Fuel system
400V Lithium-Ion Battery (23.8 kWh / 42 kWh usable)
Emissions standard
Zero Emission Vehicle (ZEV)
Compression ratio
N/A
Cooling system
Liquid-cooled (motor and power electronics)
Turbocharger
N/A
Timing system
N/A
Oil type
Motor: ATF for reduction gearbox; No engine oil
Dry weight
Approx. 85 kg (motor assembly)

Fiat 500E-EMOTOR Compatible Models

The Fiat 500e eMotor is used exclusively in the Fiat 500e (Type 312) platform with transverse mounting and is not licensed to other manufacturers. This motor is integrated into a dedicated EV architecture and shares no major components with internal combustion variants. All technical specifications are consistent across the model range, though battery capacity (23.8 kWh vs 42 kWh) varies by trim level. All adaptations are documented in OEM technical bulletins.

Make:
Fiat
Years:
2020–Present
Models:
500e (Type 312)
Variants:
Action, Passion, Icon, La Prima
View Source
Stellantis Group PT-2023

Common Reliability Issues - FIAT 500E-EMOTOR Compatible Models

The 500e eMotor's primary reliability focus is on the supporting high-voltage systems, with elevated service incidence for software-related functions. Stellantis TSB data indicates a notable number of early vehicles required updates for regenerative braking calibration, while thermal management system checks are a standard part of preventative maintenance. Software updates and adherence to charging protocols are critical for long-term system health.

Regenerative braking calibration issues
Symptoms: Inconsistent brake pedal feel, unexpected changes in deceleration rate, dashboard warning lights for brake system.
Cause: Software calibration mismatch between the brake-by-wire system and the electric motor's regenerative braking function.
Fix: Perform the latest software update for the brake control module and motor control unit per Stellantis TSB EL-2022-001.
Thermal management system faults
Symptoms: Reduced power output (limp mode), rapid battery drain, warning messages for powertrain overheating.
Cause: Low coolant level, failing coolant pump, or blocked radiator affecting the liquid cooling circuit for the motor and inverter.
Fix: Inspect and refill coolant to specification; diagnose and replace faulty pump or clear radiator blockage per OEM procedure.
On-board charger communication errors
Symptoms: Failure to charge via AC, charging port indicator flashing red, 'check charging system' message on dashboard.
Cause: Faulty communication between the vehicle's charging port, on-board charger, and battery management system (BMS).
Fix: Diagnose using OEM scan tool; update software or replace the on-board charger unit if hardware failure is confirmed.
12V auxiliary battery drain
Symptoms: Vehicle fails to start (power up), key fob not detected, infotainment system unresponsive despite main battery charge.
Cause: Parasitic drain on the 12V battery from always-on systems, exacerbated if the vehicle is left unused for extended periods.
Fix: Recharge or replace the 12V battery; use a smart maintainer if vehicle is stored; check for software updates addressing drain.
Research Basis

Analysis derived from Stellantis technical bulletins (2020-2024) and UK DVSA failure statistics (2021-2023). Repair procedures should follow manufacturer guidelines.

FIAT 500E-EMOTOR FAQ Common Questions Answered

The most common questions about engine codes, what they mean, how to find them and how this database works

Electric motors like the 500e's are inherently reliable with few moving parts. Long-term reliability depends on the supporting systems: the battery, power electronics, and thermal management. Following recommended maintenance, avoiding extreme charging habits, and keeping software updated are key to longevity.

The motor itself rarely fails. Common issues involve its supporting systems: regenerative braking calibration, thermal management (coolant pumps), on-board charger communication, and 12V auxiliary battery drain. Most are resolved with software updates or standard component replacement.

This specific electric motor is used only in the current generation Fiat 500e (Type 312), produced from 2020 onwards. It is not used in any other Fiat, Abarth, or Stellantis brand vehicle. It is unrelated to the older, US-market 500e (2013-2019).

Officially, no. The motor's output is locked by the factory ECU and inverter software. While aftermarket 'tunes' exist, they often void the warranty and can overstress components, leading to premature failure of the motor, inverter, or battery. Significant power gains are not feasible without hardware changes.

It varies greatly with battery size, driving style, and weather. The 42 kWh model achieves 150-180 miles in mixed conditions, while the 23.8 kWh model manages 80-100 miles. Cold weather and highway driving significantly reduce range. Pre-conditioning the cabin while plugged in helps preserve range.

No. This is not applicable. The 500e uses an electric motor, not an internal combustion engine. There are no pistons, valves, or timing belts/chains that can interfere with each other. Mechanical failure modes are entirely different.

The electric motor requires no oil. However, the single-speed reduction gearbox uses a specific automatic transmission fluid (ATF). Stellantis specifies Type 9.55550.AZ4. This fluid should only be changed by a qualified technician as part of a major service.

Research Resources

Comprehensive technical documentation and regulatory references

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Primary Sources

FIAT Official Site

Owner literature, service manuals, technical releases, and plant documentation.

EUR-Lex

EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).

GOV.UK: Vehicle Approval & V5C

UK vehicle approval processes, import rules, and MoT guidance.

DVLA: Engine Changes & MoT

Official guidance on engine swaps and inspection implications.

Vehicle Certification Agency (VCA)

UK type-approval authority for automotive products.

Regulatory Context

Regulation (EC) No 715/2007

Euro emissions framework for vehicle type approval.

Commission Regulation (EU) 2017/1151

WLTP and RDE testing procedures for emissions certification.

GOV.UK: Vehicle Approval

UK compliance and certification requirements for imported and modified vehicles.

VCA Certification Portal

Type-approval guidance and documentation.

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Last Updated: 25 Feb 2026

All specifications and compatibility data verified against officialFIAT documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed”.

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