CAUTION
Oil level should be checked regularly. Op-
erating the engine with an insufficient
amount of oil can damage the engine, and
such damage is not covered by warranty.
CHANGING ENGINE OIL
1. Park the vehicle on a level surface and apply
the parking brake.
2. Start the engine and let it idle until it reaches
operating temperature, then turn it off.
3. Remove the oil filler cap by turning it coun-
terclockwise.
4. Place a large drain pan under the drain plug.
ModelQR25DE VQ35DE
TypeGasoline, 4-cycle, DOHC Gasoline, 4-cycle, DOHC
Cylinder arrangement 4-cylinder in-line 6-cylinder, V-block, Slanted at 60°
Bore x Stroke in (mm) 3.5 x 3.9 (89.0 x 100.0) 3.760 x 3.205 (95.5 x 81.4)
Displacement cu in (cm
3) 151.82 (2,488) 213.45 (3,498)
Firing order1–3–4–2 1–2–3–4–5–6
Idle speed
M/T
A/T (in “N” position) See the “Emission Control Information label” on the underside of the hood.
Ignition timing (degree B.T.D.C. at idle
speed)
CO % at idle
Spark plugStandard PLFR5A-11 PLFR5A-11
Hot PLFR4A-11 PLFR4A-11
Cold PLFR6A-11 PLFR6A-11
Spark plug gap (Nominal) in (mm) 0.043 (1.1) 0.043 (1.1)
Camshaft operation Timing chain Timing chain
The spark ignition system of this vehicle meets all requirements of the Canadian Interference-Causing Equipment Regulations.
SPECIFICATIONS
Technical and consumer information9-7
ZREVIEW COPYÐ2005 Altima(l30)
Owners ManualÐUSA_English(nna)
01/04/05Ðarosenma
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