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Manufacturer

Robert Bosch GmbH

Robert-Bosch-Platz 1

70839 Gerlingen, Germany

+49 711 400 40990 contact@bosch.com Report a product safety issue

Responsible person in the EU

AUTO-ELEKTRONIKA DAMIAN SOSNOWSKI

Lelowska 20

42-235 Biała Wielka, Poland

+48888638546 sale@ecusale.com Report a product safety issue

Importer

AUTO-ELEKTRONIKA DAMIAN SOSNOWSKI

20 Lelowska

42-235 Biała Wielka, Poland

+48888638546 sale@ecusale.com

3911103710 EK2 9001140421KF ECU Engine controller Hyunda I20 IMMO OFF Plug&Play 39111-03710

Manufacturer: BOSCH (go to products)
English €
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Price €231.18

Shipping costs are not included in the price.

Availability:
available
Shipping from €41.57 - UPS express delivery around world (Afghanistan)

express delivery 3-6 days
Shipping time: 48 hours

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🚚 UPS Shipping Across Europe

Delivery within the European Union typically takes 1–3 business days.

🌍 Worldwide UPS Shipping

Worldwide delivery usually takes 4–7 business days.

ECU Hyundai i20 1.2 – 39111-03710 in IMMO OFF ready-to-install version

ECU engine controller 3911103710 / 39111-03710 / 9001140421KF prepared for Hyundai i20 has been configured in IMMO OFF Plug & Play version, allowing direct installation without coding or additional adaptation. The module is tested, ready for operation, and must be matched strictly by the exact part number.

Go to full description

Information

  • CAR MODEL Hyunda I20
  • ENGINE 1.4
  • OEM NUMBER 3911103710 / 39111-03710
  • MANUFACTURER PART NUMBER 9001140421KF
  • VARIANT Virgin – automatic programming to the vehicle
  • WARRANTY 6 MONTH
  • PRODUCT CONDITION Second hand product
  • PAYMENT: Credit Card , Bank Transfer , PayPal
  • EXPRESS DELIVERY – in EU Countries: European Union 2-3 working days
  • INTERNATIONAL DELIVERY – Outside EU Countries: Worldwide 4-7 working days

ECU ENGINE CONTROLLER Hyundai i20 3911103710 9001140421KF IMMO OFF Plug & Play

The offered ECU ENGINE CONTROLLER 3911103710 / 39111-03710 / 9001140421KF is designed for Hyundai petrol engines and prepared in IMMO OFF mode. This allows the vehicle to start without immobilizer authorization, eliminating the need for coding, PIN or adaptation.

This unit has been fully tested for communication and engine operation. After installation, it works immediately – Plug & Play. It is an ideal solution in case of immobilizer failure or starting authorization issues.

Specifications

  • Hyundai part number: 3911103710 / 39111-03710
  • Additional number: 9001140421KF
  • Type: petrol engine ECU
  • Version: IMMO OFF – Plug & Play
  • Condition: used, tested, fully functional
  • No programming required

Application – compatibility

This ECU is used in Hyundai vehicles equipped with small petrol engines. Always confirm compatibility using the part number.

  • Hyundai i20 I – approx. 2008–2014
  • Hyundai i10 – selected engine versions
  • Kia Picanto – related engines (Hyundai/Kia platform)

Possible engine variants:

  • 1.2 MPI
  • 1.25 petrol (Kappa)
  • Other compatible variants based on ECU number

Important: compatibility must be confirmed strictly by numbers 3911103710 / 39111-03710 / 9001140421KF.

Typical ECU failure symptoms

  • no engine start despite working starter
  • immobilizer blocking engine start
  • no control of ignition or fuel injection
  • engine stalling while driving
  • no communication with diagnostic tools
  • no signal to coils or injectors

Why IMMO OFF?

The IMMO OFF version removes the dependency on the immobilizer system. This allows the engine to start even if the immobilizer, key, antenna or related modules are faulty. It is a practical solution for vehicles with immobilizer-related failures.

Does ECU ENGINE CONTROLLER 3911103710 Hyundai i20 1.2 work without immobilizer?

Yes, the ECU ENGINE CONTROLLER 3911103710 in IMMO OFF version allows the engine to start without immobilizer authorization, regardless of the condition of the key, antenna or immobilizer system.

Is ECU 39111-03710 compatible with Hyundai i10 1.25 petrol?

Yes, provided that the ECU number matches exactly. Compatibility should always be confirmed by part number, not only by vehicle model.

What are the symptoms of a faulty ECU 9001140421KF?

Typical symptoms include no engine start, lack of ignition or injection control, and communication issues with diagnostic tools.

Does ECU 3911103710 require coding after installation in Hyundai i20?

No, the IMMO OFF Plug & Play version does not require coding, adaptation or diagnostic tools after installation.

Can ECU 39111-03710 be installed in Kia Picanto 1.2?

Yes, in some cases – provided that the ECU numbers and engine configuration are identical.

Does IMMO OFF cause dashboard warning lights?

In some vehicles, an immobilizer warning light may appear, but it does not affect the ability to start or drive the vehicle.

Is it possible to restore the immobilizer after IMMO OFF?

Yes, however it requires reprogramming the ECU and restoring the original immobilizer data.

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        Automotive Electronics Manufacturers

        ECU Engine Controllers, ABS Pumps, BCM Modules and automotive electronics.

        Bosch - ECU Engine Controllers and automotive electronics Magneti Marelli - ECU Engine Controllers and BCM Modules Delphi - ECU Engine Controllers and automotive electronics Continental - SID and PCR ECU Engine Controllers Visteon - ECU Engine Controllers for Ducato Boxer Jumper ATE - ABS Pumps and ABS Modules FPT - Multijet and JTD ECU Engine Controllers Siemens - Engine and Transmission Control Units FoMoCo - Ford ECU Engine Controllers

        FAQ – Frequently Asked Questions

        1. Are the products tested before shipping?

        Yes, every ECU engine controller, BSI module, BCM module, ABS module, transmission control unit, and other automotive electronic module is electronically tested before shipment. Each unit is checked for proper communication and correct operation to ensure you receive a fully tested product ready for installation.

        2. Does the ECU engine controller require programming or coding after installation?

        Whether programming or coding is required depends on the version of the product. We offer VIRGIN, IMMO OFF, and Plug & Play ECU engine controllers. Information about any required programming or coding is always clearly stated in the product description. In many cases, the unit can be installed and used without any additional coding or adaptation.

        3. How do I choose the correct part for my vehicle?

        The most important step is to compare the part numbers found on your original unit. Pay special attention to the Bosch, Siemens, Magneti Marelli, Continental, or vehicle manufacturer's OEM part number. If you are unsure, simply send us a photo of your existing module or provide your vehicle's VIN, and our specialists will help you identify the correct part.

        4. Are the products covered by a warranty?

        Yes, all ECU engine controllers, ABS modules, BCM modules, BSI modules, transmission control units, and other automotive electronic modules offered in our store are covered by a warranty. Every product is carefully tested and prepared before shipment. If you experience any issues, our technical support team is available to assist with diagnostics and help resolve the problem quickly and efficiently.

        5. What payment methods are available in the store?

        We offer secure online payments processed through Stripe and PayPal. Customers can pay using a credit or debit card, Apple Pay, Google Pay, Klarna, online banking payments, or a traditional bank transfer. After placing an order, you will receive a secure payment link to complete your purchase safely and conveniently.

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