Truck oil pump: faults, diagnostics and fast delivery of original spare parts
2026-04-02
Original oil pump for trucks
The oil pump is a critically important element of a truck engine, responsible for supplying engine oil to all friction components (crankshaft, camshaft rollers, bearings, etc.). Without stable operation of the oil pump, the engine is subject to intense wear, overheating and can lead to complete failure, which causes significant financial losses.In our catalog
We offer only original oil pumps for popular Chinese truck brands: Howo, Dongfeng, SINOTRUK, FAW and others.
All original oil pumps are made of high-quality materials, undergo strict quality control at the factory and fully comply with the technical requirements of truck engines. They provide stable oil pressure in the system, stable operation under various operating conditions and long service life. In addition to oil pumps, we also offer other important engine spare parts, such as **[oil filters], engine oil and camshaft parts, which are often needed when repairing an engine.
Common oil pump malfunctions (Oil pump) and their diagnosis
Truck oil pump repair
Fault 1: Reduced oil pressure in the oil pump (Oil pump)
Reasons:Wear of O-rings and gaskets, clogged pump channels, wear of the pump rotor or blades, use of low-quality engine oil or low-quality filters. Also, a decrease in pressure can cause wear on the pump shaft or damage to the mounting surfaces.
Symptoms:Low oil pressure alarm on the dashboard, engine noise (due to insufficient lubrication), engine overheating, metal shavings in the oil, reduced engine power.
Solution:Long-term diagnostics of the lubrication system: checking the oil pressure with a special device, inspecting the pump for wear and damage. If malfunctions are detected, the oil pump must be replaced with an original one. We recommend replacing ** at the same time[oil filter]and engine oil to remove the cause of the blockage.
Fault 2: Oil leakage from the oil pump (Oil pump)
Reasons:Wear of sealing gaskets and rings, cracks in the pump body, damage to threaded connections, improper installation of the pump. Leaks can also occur when using non-original spare parts that do not match the fitting dimensions.
Symptoms:Visual oil marks on and around the pump housing, low engine oil levels, hot oil smells in the cabin or under the hood, oil stains on the ground under the truck.
Solution:Replacement of damaged sealing elements or complete replacement of the oil pump with an original one. When installing, ensure that the bolts are properly tightened and all gaskets are present to prevent recurrent leaks.
Fault 3: Stuck or stuck oil pump
Oil pump parts - rotor and blades
Reasons:Pump clogging with dirt, metal shavings or adhesive substances (due to old oil), corrosion of internal parts of the pump, damage to the blades or rotor, incorrect installation of the drive belt.
Symptoms:Complete lack of oil pressure, strong noise in the pump area, engine stoppage (if completely seized), engine overheating in a short time.
Solution:Emergency engine stop (to avoid serious damage) and complete replacement of the oil pump with the original one. Before installing a new spare part, clean all channels of the lubrication system, replace the filter and engine oil.
Original oil pumps: delivery by rail to any region
We understand that a faulty oil pump requires an urgent solution, since the safety of the engine depends on it. Therefore, we guarantee prompt selection and fast delivery of original oil pumps to all regions of Russian-speaking countries by rail.
Each original oil pump is packaged in durable protective material that prevents mechanical damage, scratches and corrosion during transportation. We provide a track number to track delivery in real time, as well as professional advice on the selection and installation of a pump.
In our catalog you can order all the necessary spare parts for repairing the lubrication system: oil pumps, filters, engine oil and sealing kits, which allows you to carry out a comprehensive repair in one order.
How to order an original oil pump?
Ordering spare parts from our company is simple and convenient; the entire process is accompanied by a personal manager:
- Contact usvia chat on the website or by contact phone - indicate the make and model of your truck, as well as symptoms of an oil pump malfunction.
- Selection of spare parts— our specialist will quickly select an original oil pump that matches your engine model and inform you about the price and delivery time.
- Payment— select a convenient payment method (bank transfer, payment upon receipt) and confirm the order.
- Tracking and receiving— after sending the goods, we provide a track number by which you can control all stages of delivery. Upon receipt, check the completeness and condition of the spare part.
Important warning!Do not use non-original oil pumps - they have low strength, do not provide stable oil pressure and can lead to complete engine failure. All our spare parts are original and undergo strict quality control, so you can be sure of their reliability.
If you notice signs of a malfunctioning oil pump, do not delay repairs! Contact us right now and we will help you quickly select and deliver the right spare part to avoid serious engine damage.
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