General information about the lubrication system With all the efforts aimed at increasing the improvement and increase in the service life, operational safety and economy of VW Passat cars through design and production and...
Oil circulation The oil pump sucks oil from the oil pan through the oil receiver and pumps it into the main oil filter. The oil pump has a pressure relief valve on the pressure side, which opens... There is 1 comment
Oil pan / oil pump The figure shows a turbocharged diesel engine. The circulation system of a gasoline engine differs slightly. Parts that are not found in a gasoline engine are listed separately. 1...
Dynamic oil pressure control VW PASSAT models are equipped with dynamic oil pressure control. This means that oil pressure control is carried out depending on the engine speed. If the engine speed is less...
Checking hydraulic switches / oil pressure The 0.3 bar hydraulic switch has brown insulation. On all 4-cylinder engines, it is located on the flywheel side of the cylinder head. On 6-cylinder engines, it is located next to...
Removing and installing / checking the oil pump 4 cylinder engine Removing Remove oil pan. Loosen the mounting bolts, remove the oil pump. Examination Disassemble the oil pump. The side clearance in the gearing should be a...
Engine oil change An oil change in a gasoline engine must be carried out every 15,000 km. If the mileage of the car is insignificant, change the oil once a year. At the same time, replace the oil...