Hidden inside every modern car is an advanced computer that constantly orchestrates the operation of the entire powertrain. We are talking about the engine control unit, commonly known as the ECU (Engine Control Unit) or ECM (Engine Control Module). This specific module decides on the fuel injection dose, ignition timing, boost pressure, and communication with other systems in the vehicle.
ECU Engine Controller VOLKSWAGEN 03L906023PG 5WP42941AA
Vendors's code:
Product code: EA01-54321
Barcode:
Code 39:
ISBN:
Wybierz wariant produktu:
Individual variants may differ in price
Warranty
Attention : Depending on the type of engine controller and car model, not every variant from the list below is available.
To choose the correct variant for your car and model engine controller please contact with us :
1.Locked: This variant is intended for workshops that have specialized equipment and knowledge.
Engine computer removed from a car intended for recycling with data saved from the previous car and immobilizer. To use this controller it is required to unlock it and then perform the programming procedure. For this purpose, it is necessary to use specialized diagnostic equipment for electronics.
2.Unlocked: There are many variants of the possible unlock device , so please contact us before purchasing because, depending on the type and model of the car or controller itself make some unlocking options not possible.
The controller can be prepared for assembly by our electronics in various ways: the list below
a) ECU with read PIN code (CAR PASS) - Required programming by diagnostic device. After the assmbly of the ecu to the car you need to reset that controller by typing in the pin code, and then performing the procedure of programming the immobilizer to your car
b) Cleaned Ecu out of the data of the previus car (VIRGIN). The ECU is reset to factory settings, prepared as clean. After installation in the car, it requires programming by using a specialized diagnostic device (STANDARD Unlocking of most of our ECUs if not specified the unlocking form)
c)Plug & Play (IMMO OFF) - excluded immobilizer, it has removed the safety codes from the ecu. Once its connected ecu to the car the engine runs and it does not require any programming, but it does not have the immobilizer function. - No need additional programming
d) Plug & Play (AUTO PROGRAMMING) - after assembly the ecu in the car, ECU will automatically program itself to your car. Does not require any programming
e) Plug & Play (CLON) - a cloned controller prepared for installation in a car without the need for programming. This device is copied 1 to 1 from the old device and the data is transferred to another properly working computer by our electrician service technician
Have to send us the damaged driver from which the data will be transferred to another, properly working computer.
Broken ecu HAS to have working communication with the car or diagnostic device , without proper communication Security code cant be cloned.
3.Complete: Plug & Play complete set ecu with immobilizer and all elements needed to start the vehicle without need for additional programming. Have to replace all the elements sent by us in your car.
Attention :
Delivery time depends on the selected variant: if the unlocked version is selected,
the unlocking service takes an additional time of around 1-2 business days
Ask about the product
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Price 30 euros applies shipments to 5 kg on worldwide. Above this weight, please contact us by email to check price
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What is the role of the Ecu engine controller Volkswagen 03L906023PG / 5WP42941AA?
The Ecu engine controller with part numbers 03L906023PG and 5WP42941AA is responsible for managing engine operation in Volkswagen vehicles. It controls fuel injection, cooperates with sensors and regulates combustion parameters, ensuring smooth, efficient and manufacturer-compliant engine performance.
Which vehicles use the Ecu engine controller 03L906023PG / 5WP42941AA?
This Ecu engine controller was installed in selected Volkswagen models with diesel engines. Exact compatibility depends on the production year and engine version, so before purchase it is recommended to compare part numbers or contact us for VIN verification.
How can I confirm this is the correct Ecu engine controller for my car?
The most reliable method is checking the numbers on your current unit. If the housing shows 03L906023PG or 5WP42941AA, compatibility is confirmed. You may also send us a photo of your old Ecu engine controller for verification.
How should I search for the Ecu engine controller 03L906023PG online?
The best results come from entering the full part number, e.g. 03L906023PG. It is also worth checking alternative formats such as 5WP42941AA, as different catalogues may use different numbering formats.
What is required after replacing the Ecu engine controller?
In most cases, adaptation, programming or cloning of the Ecu engine controller is required after installation to ensure correct cooperation with the immobilizer and vehicle electronics. This is a standard procedure when replacing ECU units in Volkswagen cars.
Which Ecu engine controller variants are available in our store?
In our store we offer two variants of the Ecu engine controller: a locked version and a virgin (logged-out) version. Before choosing, please read the variant descriptions carefully to select the best option for your vehicle and planned installation.
What is the order processing time?
If the Ecu engine controller 03L906023PG / 5WP42941AA is in stock, shipping usually takes place within 24–48 hours. The current processing time is always listed in the product description.
What if the ordered Ecu engine controller is not suitable?
In such a case, contact us with the part number and vehicle model. We will help you select the correct Ecu engine controller or propose a compatible solution.