Peugeot 307 1.4 HDI Diesel 8HZ Engine Control Unit ECU 9654984380 Manual

The Peugeot 307 1.4 HDI Engine Computer is a specialized component from the Electronic Control Units and Controllers group, designed for the 1.4 HDI diesel engine powertrain. This controller ensures precise management of the engine's operation in the manual transmission version, supporting stable engine performance and proper communication with other vehicle systems.

Specifications and technical data

• SKU: 9654984380
• Mark: Peugeot
• Condition: Used
• OEM Part Number: 9654984380
• Substitutable numbers: 9654984380, 96 549 843 80, 0281011090, 0 281 011 090
• Fuel type: Diesel
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and Function of the Engine Controller

The engine computer in the Peugeot 307 1.4 HDI model is responsible for coordinating key parameters of the diesel engine's operation, such as fuel injection quantity, injection timing, and interaction with engine accessories. The version dedicated to the Diesel powertrain is optimized for the torque characteristics and the specific injection system typical of HDI engines.

This component works with a manual transmission, which is important when selecting the appropriate controller for a specific powertrain configuration. A correctly chosen control module minimizes the risk of communication errors within the vehicle network and facilitates subsequent diagnostics.

Benefits of Using an Original Peugeot Module

The presented engine computer comes from the Peugeot brand's offering, which means it retains the factory control logic and is fully compatible with the vehicle's electrical architecture. In practice, this translates to:

• stable engine operation under typical operating conditions,
• proper cooperation with safety and diagnostic systems,
• easier adaptation in the vehicle compared to universal aftermarket parts.

As a component from the Electronic Control Units and Controllers category, this controller is designed for long-term operation in variable temperature conditions and under continuous electrical load.

Product Characteristics and Condition

The offered engine computer is a used component, allowing for economical repair of the control system while maintaining the original manufacturer's specifications. This type of solution is particularly beneficial for servicing vehicles several years old, where a combination of reasonable costs and maintained proper functionality is important.

The module is designed to operate in a Diesel fuel system and with a manual transmission, so when selecting it, it is worth paying attention to the compatibility of the vehicle's powertrain configuration with the controller's parameters.

Selection and Vehicle Integration

When replacing the engine computer in a Peugeot 307 1.4 HDI, it is crucial to match the controller to the specific equipment version and powertrain type. In practice, this means paying attention to:

• compatibility with the 1.4 HDI diesel engine,
• suitability for a manual transmission,
• integration with the existing electrical system and immobilizer system.

In many cases, after installation, adaptive and diagnostic procedures using an appropriate tester are required for the controller to be correctly paired with other modules in the vehicle.

Expanding the Control System and Technical Knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Peugeot and need other components from the same group, such as controllers, comfort modules, or engine management units, check the available parts in the Peugeot Electronic Control Units and Controllers category.

To better understand how original electronic modules affect the driving characteristics and behavior of a vehicle, it is worth reading an article describing the role of factory components in maintaining brand DNA – details can be found in the entry Audi and pure emotion – how used modules and controllers help maintain the brand's DNA.