Webasto Auxiliary Fuel Filter Heater Strainer Heating 2 Pin 9031364A TM1005348

Webasto Auxiliary Fuel Filter Heater Strainer Heating 2 Pin is a specialized Webasto system component designed for use with BMW diesel engines. This component from the Fuel filters group supports the stable operation of the fuel system in low temperatures, improving diesel engine supply conditions and reducing the risk of starting issues.

Specifications and technical data

• SKU: 9031364A
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9031364A
• Substitutable numbers: 9031364A, TM1005348
• Fuel type: Diesel
• Category: Fuel Filters

Purpose and function in the fuel system

The described Webasto sub-assembly acts as an auxiliary heater and strainer in the fuel filter area, which is particularly important in BMW diesel engines. Thanks to its integrated heating and filtration function, it supports:

• stable fuel supply at low ambient temperatures,
• reduction of paraffin precipitation in diesel fuel,
• protection of precision fuel injection system components against contaminants.

The two-pin electrical connector enables a secure, repeatable connection to the vehicle's wiring, which translates into predictable Webasto system operation and consistency with the factory BMW electrical architecture.

Benefits of use in a diesel engine

In compression-ignition engines, the quality and condition of the fuel have a direct impact on smooth operation, exhaust emissions, and injector durability. Using this Webasto component in a diesel supply system ensures:

• better cold-start stability by assisting with fuel heating in the filter area,
• more uniform operating conditions for the injection system during severe frost,
• support for maintaining proper fuel cleanliness before reaching further system components.

For BMW diesel engine users, this is a practical service solution that helps maintain fuel system efficiency under demanding operating conditions.

Installation characteristics and integration with BMW

The element has been designed as a component that works with the factory Webasto system and fuel filter in BMW vehicles. This means:

• geometry adapted to the intended location in the fuel filter area,
• electrical connector matched to the vehicle's installation (two-pin configuration),
• easier integration with the existing system without the need for wiring modifications.

As a part from the Fuel filters group, this sub-assembly complements standard filtration with a heating function, which is particularly important in vehicles operated in climates with large temperature fluctuations.

Condition, origin, and service application

The offered element is a used part, sourced from dismantling, which allows for an economical restoration of the Webasto system and fuel filtration section in a BMW. For workshops and individual users, this means the possibility of:

• carrying out repairs while maintaining a favorable cost-to-quality ratio,
• maintaining consistency with the vehicle's factory configuration,
• using a component with parameters compatible with the diesel system.

Before installation, standard visual and electrical verification is recommended in accordance with service procedures used in BMW diesel vehicles.

Technical support and component selection

When selecting components related to the fuel system and Webasto, it is worth using the manufacturer's markings and the vehicle's service documentation. If necessary, information about interchangeable part numbers assigned to this reference may also be helpful. For users who want to deepen their knowledge on the diagnostics and operation of the fuel supply system, the following article will be useful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other elements from the same group, such as filter cartridges, filter housings, or additional heaters, check the available parts in the BMW fuel filters category.