BMW F30 F31 F32 Diesel 335dX 435dX Set Injector Fuel Pump Injection System

BMW F30 F31 F32 Diesel 335dX 435dX Set Injector Fuel Pump Injection System is a fuel system component set designed for BMW 3 and 4 series diesel engines with xDrive. It includes a complete set of injectors and a fuel injection pump, allowing for a consistent replacement of key components responsible for precise diesel fuel delivery. This solution is particularly beneficial for major service work on advanced BMW diesel units.

Specifications and technical data

• SKU: 7823461-6
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7823461
• Substitutable numbers: 7823461, 13537823461, 7805423, 13537805423, 7823483, 13537823483, 7797885, 13537797885, 7823484, 13537823484, 0445010638, 0 445 010 638
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and technical characteristics

The presented set is dedicated to Diesel fuel systems in BMW F30, F31, and F32 models in 335dX and 435dX versions. The set combines injectors and a fuel injection pump, which ensures consistency in the operating parameters of the entire system and facilitates diagnostics and subsequent calibration. This makes it possible to restore the correct fuel rail pressure and stable engine operation under load.

Benefits of installing a complete set

Using a complete set of injectors and a fuel injection pump in a single service process reduces the risk of parameter discrepancies between individual components. In practice, this translates into:

• smoother engine operation across the entire rev range,
• better refinement during cold and warm starts,
• more stable fuel doses during dynamic acceleration,
• reduced risk of needing further intervention in the fuel system in the near future.

For demanding BMW users who expect repeatable performance and predictable throttle response from their diesel, this set is a practical service solution.

Professional use in BMW service

The injector and fuel injection pump set is suitable for both specialized BMW workshops and general service centers that handle modern diesel units. The set allows for:

• comprehensive fuel system service in one stage,
• easier planning of diagnostic and adaptation work,
• reduced vehicle downtime through the simultaneous replacement of key components.

This allows the mechanic to perform a consistent repair, and the vehicle owner gains greater predictability for future operation.

Condition of components and practical aspects

The offered set comes from the Injector nozzles category and is a used product, which is a cost-effective solution while maintaining the original design specifications. For many BMW users, this is a reasonable compromise between financial outlay and maintaining the proper operating parameters of the diesel engine. The set allows for restoring the efficiency of the fuel system in situations where existing components show signs of wear or unstable operation.

Diagnostics and prevention of the injection system

When planning the replacement of injectors and the fuel injection pump, it is worth preceding the work with reliable computer diagnostics and measurements of fuel system operating parameters. This allows for assessing the degree of wear of the existing components and selecting the optimal scope of repair. To better understand typical symptoms and the consequences of neglecting the diesel fuel system, it is worth reading the article: Diesel injector faults – how to recognize them and the risks of neglecting them. This knowledge facilitates the decision to replace the set and helps avoid more serious damage to the engine unit.

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other components from the same group, such as additional injectors, return lines, or fuel dosage control elements, check the available parts in the BMW injector nozzles category.