Frontier 2WD L4-2.5L (QR25DE) (2005)
Engine Oil: Testing and Inspection
Inspection
ENGINE OIL LEVEL
NOTE: Before starting the engine, put the vehicle horizontally and check the engine oil level. If the engine is already started, stop it and allow 10
minutes before checking.
1. Pull out oil level gauge and wipe it clean.
2. Insert oil level gauge and make sure the engine oil level is within the range as shown.
3. If it is out of range, adjust it.
ENGINE OIL APPEARANCE
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Check engine oil for white milky or excessive contamination.
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If engine oil becomes milky, it is highly probable that it is contaminated with engine coolant. Repair or replace damaged parts.