How to Perform a Compression Test on the Engine in a Nissan Altima

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Tip 1 - How to Perform a Compression Test on the Engine in a Nissan Altima | eHow

Published: 9 years, 1 month(s) ago | Submitted by strider 72 | permalink

The Nissan Altima originally came with a 4-cylinder engine but began offering the choice of a V6 engine with the 2002 model. As these engines become older, parts inside wear out and the car runs poorly, burns oil or loses power. A compression test is a helpful way of diagnosing these problems, such as worn cylinder walls, piston rings and valves.

For further reading: http://www.ehow.com/how_4508302_perform-compression-test-engine-nissan.html ^[1]

Tip 2 - P0300 Nissan - Cylinder Misfire Detected Random Cylinders

Published: 9 years, 1 month(s) ago | Submitted by mikelu 57 | permalink

When a misfire occurs, engine speed will fluctuate. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) sensor signal to vary, the Engine Control Module (ECM) can determine that a misfire is occurring.

For further reading: http://engine-codes.com/p0300_nissan.html ^[2]