Skip to main content
English £
English £
Open search engine
Search
Close search engine Clear Search
Open search engine
Search
Close search engine Clear Search
English £
English £
Products in the cart: 0. See details
Open search engine
Search
Close search engine Clear Search

ECU Engine Controller FIAT 500 MJD8F3X1 55267355

  • Part Type Ecu Engine Controller
  • Vehicle Make and Model FIAT
  • Part Number MJD8F3X1
  • Part Number 55267355
  • Configuration Variants Locked / Ready for programming
  • Warranty 6-month warranty
  • Testing & Inspection Device thoroughly inspected and tested by a certified technician
  • Condition USED ORYGINAL IN GOOD CONDITION
Magneti Marelli
with VAT without VAT
Price £278.55
Availability:
product-availability-module In stock

Wybierz wariant produktu:

Individual variants may differ in price

Select 1) LOCKED VIRGIN - PLUG & PLAY
Click to check the logout options for this device
pcs.

Fast Delivery

DHL Express - 30 euro

6 Month Warranty

Returns Possible up to 14 days

Secure payments

Stripe - Paypal - Credit Card
Ask about the product
Shipping from £23.88 - shipping (Poland)

Price 30 euros applies shipments to 5 kg on worldwide. Above this weight, please contact us by email to check price


PRODUCT DETAILS

  • Part Type Ecu Engine Controller
  • Vehicle Make and Model FIAT
  • Part Number MJD8F3X1
  • Part Number 55267355
  • Configuration Variants Locked / Ready for programming
  • Warranty 6-month warranty
  • Testing & Inspection Device thoroughly inspected and tested by a certified technician
  • Condition USED ORYGINAL IN GOOD CONDITION

ECU engine controller Fiat 500 MJD8F3X1 55267355

The original Fiat 500 ECU engine controller with numbers MJD8F3X1 / 55267355 is available in locked or unlocked version – check the description of variants before purchasing.

Go to full description

What is the Ecu engine controller Fiat 500 MJD8F3X1?

The Ecu engine controller MJD8F3X1 in the Fiat 500 is an electronic unit that controls the engine operation. It ensures stable vehicle startup, smooth operation of the powertrain, and maintains proper engine parameters while driving.


How does the Ecu engine controller 55267355 work?

The Ecu engine controller 55267355 manages the powertrain operation based on signals from the vehicle sensors. It ensures the engine runs evenly, maintains proper parameters, and responds smoothly under various driving conditions.


Do the numbers MJD8F3X1 and 55267355 refer to the same Ecu engine controller?

Yes, the designations MJD8F3X1 and 55267355 refer to the same Ecu engine controller of the Fiat 500. Differences arise from manufacturer codes, but the function remains identical.


Which Fiat 500 models are compatible with the Ecu engine controller MJD8F3X1?

The MJD8F3X1 controller is used in selected Fiat 500 models. If this number is on your controller, it indicates full compatibility with the engine and vehicle equipment.


Is the Ecu engine controller 55267355 available in different variants?

Yes, the 55267355 controller is available in the variants: standard and IMMO OFF. Before purchase, it is recommended to check the variant descriptions to select the version suitable for your car.


When should the Ecu engine controller MJD8F3X1 be replaced?

Replacing the MJD8F3X1 is recommended when there are problems starting the vehicle, uneven engine operation, or electronic errors. A functioning controller restores driving comfort and safety.


Why is the number 55267355 important?

The number 55267355 allows precise matching of the controller to the correct engine version of the Fiat 500. Matching the part number is essential for proper operation and trouble-free installation.

Blog

  • How to check the engine control unit in a car? A complete guide

    The engine control unit (often referred to as ECU or ECM) is the most important electronic module in every modern vehicle. It acts as the main computer managing the operation of the power unit, analyzing signals from numerous sensors in real-time. It is responsible for precise fuel dosing, ignition timing, boost pressure, and the operation of exhaust gas treatment systems. When this crucial component fails, normal operation of the car becomes impossible. When faced with electronic problems, many drivers consider complicated diagnostics, circuit testing, and attempting to repair integrated circuits. In practice, the fastest, safest, and most cost-effective solution is to replace the damaged component with a fully functional, original used part from the aftermarket.

    Read more
  • How to Check the Operation of a Transmission Control Module in a Car – A Comprehensive Diagnostic Guide

    An automatic transmission is one of the most advanced and complex components in a modern car. It combines precise mechanics, intricate hydraulics, and sensitive electronics. The brain of the entire system is the transmission control module (TCM)—an electronic unit responsible for analyzing data from dozens of sensors and making gear-shifting decisions in fractions of a second.

    When this crucial component fails, the comfort and safety of driving drop drastically. In the following article, we explain how to correctly diagnose and check the operation of an automatic transmission control module, what symptoms to look out for, and what solutions to choose in case of failure.

    Read more
    FAQ
    1. How can I choose the correct product for my vehicle?
    Compatibility should always be verified using the part number shown on the module label. If you are unsure, you can send us a photo of your original unit for verification — our technical support team will respond as quickly as possible.
    2. What is the shipping time and warranty?
    We offer express shipping across Europe and worldwide using DHL, UPS, or FedEx. All products come with a 6-month warranty.
    3. Is the product tested before shipping?
    Yes, all modules are fully tested for communication and proper operation before shipping. Products are secured with warranty seals.iedz
    4. How can I pay for the product?
    We offer multiple online payment methods including Stripe, PayPal, Google Pay, Apple Pay, Visa, Mastercard, and other local payment options available depending on your country.