Since automobile repair is called repair, it should be carried out under the condition of theoretical basis; Many factors may lead to parts damage. The damage is not terrible. What is terrible is blind replacement and wrong maintenance process

Its function is to intercept and filter large particles. These impurities will seriously damage the precision coupling parts of high-pressure oil pump, resulting in scrapping of oil pump, paralysis of common rail system and huge loss to car owners.

Take it down and start cleaning. Pour out a lot of things, a flocculent mixture similar to cotton wadding.

On the one hand, this may be caused by insufficient understanding of the harm of low-quality filter elements, on the other hand, it is also a reason why it is difficult to buy genuine high-quality accessories. Also, remember not to take chances in use and maintenance.

The hub is at the innermost part of the brake drum, which is the shaft head where the bearing is installed after disassembly.

n general, the crankshaft angle is often expressed in ° Ca, that is, 1 ° CA represents one degree in 360 degrees of crankshaft rotation. Generally, it is 0 ° CA when the piston moves to TDC.