Figure 32 OIL CIRCULATION

change oil when gets dirty or contaminated oil begins to lose its effect the day it is effect the day it is paused in to the engine the lose varnish form the -Corrosion inhibitor are gradually used up this allow corrosion rail to from. Engine oil gradually becomes contaminated with carbon that forms in combustion chamber contamination also careless from fine just those gates third the oil cleaner metal particles form engine as it wears even though the oil filter removes particles it does not trap them.

Automotive manufacture recommended period oil change this avoids excesses oil control nation damaging engine were how often the oil should be changed remove particles it does not trap them the vehicle.

Changing Engine Oil.

Raise the vehicle on a lift damaging engine each how often the oil should be changed depends primarily on how the vehicle is used.

Raise the vehicle on a lift. Place a drain oil container in position then remove the drain plug from the oil pan. After the oil drains install the plug lower the vehicle. Add proper amount of the specified oil. On a cold engine some recomodaites are to disable the ignition or fuel develivery crankantile the oil light goes out.