Seat Exeo Engine Oil Pump Balance Shaft Bracket Housing Diesel CJCA 03L103535V

Seat Exeo Engine Oil Pump Balance Shaft Bracket Housing Diesel CJCA is an original lubrication system component designed for diesel units, ensuring stable oil supply to the engine at the correct pressure. Thanks to its factory OEM design, the pump works with the engine in a predictable and safe manner, which translates into smooth operation of the power unit and reduces the risk of seizure. This is a practical solution for users who want to maintain structural consistency of the lubrication system in their Seat vehicle.

Specifications and technical data

• SKU: 03L103295H
• Mark: Seat
• Condition: Used
• OEM Part Number: 03L103295H
• Substitutable numbers: 03L115105D, 03L 115 105 D, 03L103535V, 03L 103 535 V, 03L103295H, 03L 103 295 H
• Fuel type: Diesel
• Part type: Bracket
• Category: Brackets & Hardware

Purpose and role in the lubrication system

The oil pump with a built-in pickup is responsible for drawing oil from the oil pan and distributing it to the lubrication channels in the diesel engine. In diesel units, such as the CJCA variant, stable oil pressure is crucial for protecting the bearings, crankshaft, timing system, and turbocharging components. Using an original pump dedicated to a specific engine configuration allows for maintaining proper flow and pressure parameters, which has a direct impact on the durability of the power unit.

Design of the oil pump and pickup

The oil pickup integrated with the pump acts as a pre-filter, protecting the inside of the pump from larger contaminants found in the oil pan. This type of solution reduces the risk of mechanical damage to the rotor and ensures a more stable oil intake under various engine operating conditions. The properly selected geometry of the pickup and suction channels supports the maintenance of continuous lubrication even during dynamic changes in RPM and load.

Benefits of using an original Seat component

Using an oil pump from the Seat OEM parts group allows for maintaining factory fitment to the engine block and existing oil channels. This means:

• correct positioning of the pickup relative to the bottom of the oil pan,
• compliance with factory lubrication system tolerances,
• predictable operating parameters in a diesel engine. For the user, this translates into more predictable operation of the power unit and a reduction in the risk of problems resulting from insufficient oil pressure, such as timing system noise or accelerated wear of mating components.

Application in diesel engines

Diesel engines operate under higher mechanical and thermal loads than many gasoline units, which is why they require a stable and efficient lubrication system. The oil pump in this offer has been designed for operation in a diesel engine, which means it is adapted to the characteristics of pressure, oil viscosity, and typical operating conditions. Replacing a worn pump with an OEM component is particularly important during:

• major overhaul of the power unit,
• bottom-end engine regeneration,
• removing the effects of previous oil pressure problems.

Component condition and installation aspects

The offered oil pump belongs to the group of used parts, which allows for economical repair while maintaining the original design. Before installation, a standard workshop procedure is recommended: checking the cleanliness of oil channels, verifying the oil pan, and using fresh oil with parameters recommended for the given engine. Such an approach supports trouble-free startup of the unit after replacement and reduces the risk of repeated service interventions. If you are planning a comprehensive repair or upgrade of the engine area in your Seat and need other components from the same group, such as brackets, mounts, or additional installation elements, check the available parts in the Seat clamps and mounting parts category. For drivers interested in a broader context of upgrading VAG group cars, including optimizing the operation of power units and selecting used parts, the article describing design changes in a popular sports model may be helpful – Hot-hatch legend: evolution of the VW Golf GTI from Mk1 to Mk8 – design changes and VW car parts.