Monday, July 21, 2014

automobile engine oil pressure fault exception

The grease will be able to reach the surface, since the oil includes a certain pressure, so that continuous flow. Low engine oil pressure vida dice 2013D lubrication system technology marks a bad situation, once the oil pressure anomaly occurs, should immediately identify the causes, be excluded.

Oil pressure sensor is frequently placed in the primary oil, when the oil pressure gage and oil pressure sensor is common, plus the oil pressure gage indicates pressure is not enought, is usually analyzed in line with the composition of the possible causes of failure and oil lubrication system. If your direction with the oil flow towards oil because of the oil pressure sensor for the sector is split up into pre and post both the premiere factors behind low oil pressure can be put into two aspects: First, deficiency of oil pressure sensor or oil ahead of the oil poor; Second, following the oil pressure sensor oil drain prematurely. Inspite of the different engine lubrication system components and oil possess some differences, but using the above ideas, it really is possible for low oil pressure fault diagnosis.

In the event the oil pressure is actually low, usually the primary out of your dipstick to confirm oil quantity. If your quantity of oil sufficient to remove star c3 the oil pressure sensor, awhile to begin the engine to observe the injection case, once the oil pressure sensor mount hole injection and weak, must be accompanied by dismantling the oil filter bypass valve, pressure limiting valve, set filters, tubing and pump; If forceful injection, you must look at the oil pressure gauge and oil pressure sensor is normal.

Also, the engine, when the engine oil pressure is always low, and there's abnormal sound crankshaft main bearings, rod bearing camshaft bearing abnormal sound or abnormal sound phenomena deal with these abnormal sound from the bearing clearance checks. In line with tests proved that crankshaft main bearing clearance increased 0. 01 mm, the oil pressure will drop 0. 01 MPa.

Sudden come by oil pressure failure generally is a serious oil leak, for example oil lost track plugs, oil tract rupture, will always make lots of oil leaks, engine work will be reflected from the small oil pressure. Pump damage, for instance severe wear gear pump along with the pump mb star c4 casing, shaft and bearing involving the shaft fracture regulator device failure or other reasons, the pump are not able to set up a normal working pressure; may also be associated with machine pipeline connecting the pump connector is loose or cracked, oil strainer clogging, etc., might cause the oil pump lubrication system not able to establish normal operating pressure, thus making the engine oil pressure is low, or no pressure. After that happens, you should immediately turn off the engine, in order to avoid serious mechanical accident. Then eliminate the engine oil pan, give attention to checking the leak site and oil pump.

In use, when the oil pressure gauge indicates the pressure is greater than the conventional standard for an extended time, that may be, the oil pressure is just too big high. Engine oil pressure is too high is just not an excellent, besides the oil pump load increases, but complete a normally open valve, oil filter strainer without directly delivered to the friction surface, increasing the friction pair wear; Should the safety valve eobd2 sticking, also rushed bad strainers filter, and increase the risk for main oil filter is clogged debris.

By low oil pressure failure analysis always thought that if the oil pressure gauge and oil pressure sensor is common, prior to oil pressure sensor towards main oil supply a lot of (eg pressure limiting valve failure) or sensor poor oil (for instance oil Road blockage) causes the oil pressure is just too big high. Possible advantages of the limited pressure valve failure, after plugging the oil passage sensor bearing gap is way too small, overlarge Bo oil, oil pressure gage or oil pressure sensor damage. For a new engine assembly, where there is oil pressure is just too big high, you ought to focus on checking the crankshaft main bearings, rod bearings, while using the gap camshaft bearings. Ignition switch is started up such as the start the engine, oil pressure gage pointer won't return, should center on checking the oil pressure gauge and oil pressure sensor.

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