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Service Intervals & Specifications

REPLACEMENT INTERVALS

Component Interval (Miles)
Air Filter 30,000
Coolant
Quest 30,000
All Others (1) 60,000
Fuel Filter As Needed
Oil & Filter (2) 7500
Spark Plugs
Pathfinder, QX4 & Sentra (1.6L) 30,000
Quest 105,000
Except Pathfinder, Quest, QX4 & Sentra (1.6L) 60,000
Timing Belt (3.3L V6) 105,000
(1) Change engine coolant at 60,000 miles, then every 30,000 miles.
(2) Every 3000 miles for severe service.
BELT ADJUSTMENT

Application (1) Deflection - In. (mm)
Altima
A/C Compressor .43 (11.0)
Generator & Power Steering Pump .24-.26 (6.0-6.5)
Frontier
4-Cylinder
A/C Compressor & Generator .39-.47 (10.0-12.0)
Power Steering Pump .39-.51 (10.0-13.0)
V6
A/C Compressor .47-.51 (12.0-13.0)
Generator .24-.31 (7.0-8.0)
Power Steering Pump .37-.41 (9.5-10.5)
Maxima
A/C Compressor & Generator .17-.18 (4.2-4.6)
Power Steering Pump .29-.32 (7.3-8.0)
Pathfinder & QX4
A/C Compressor .35-.43 (9.0-11.0)
Generator .24-.28 (6.0-7.0)
Power Steering Pump .35-.39 (9.0-10.0)
Quest
A/C Compressor .20-.28 (5.0-7.0)
Generator .30-.34 (7.5-8.5)
Power Steering Pump .39-.47 (10.0-12.0)
Sentra
1.6L
A/C Compressor & Generator .24-.26 (6.0-6.5)
Generator (Without A/C) .30-.32 (7.5-8.0)
Power Steering Pump & Water Pump .16-.24 (4.0-6.0)
Water Pump (Without Power Steering) .12-.18 (3.0-4.5)
2.0L
A/C Compressor & Generator .28-.31 (7.0-8.0)
Generator (Without A/C) .31-.35 (8.0-9.0)
Power Steering Pump .16-.20 (4.0-5.0)
(1) Deflection is with 22 lbs. (10 kg) pressure applied midway on longest belt run.
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