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Maintenance Schedule for Petrol Engines QG16DE/QG18DE/SR20DE engines Abbreviations: R = Replace I = Inspect: Correct or replace if necessary MAINTENANCE OPERATION MAINTENANCE INTERVAL Perform on a kilometer km × 1,000 15 30 45 60 75 90 105 120 (miles x 1,000) (9) (18) (27) (36) (45) (54) (63) (72) QG16DE/ SR20DE Engine compartment and under vehicle Reference pages Engine oil (Use recom- R R R R R R R R Engine oil filter (Use NISSAN R R R R R R R R Drive belts I I I I I I I I Cooling system I I I I Engine anti-freeze coolant See NOTE (1) Air cleaner filter* R R Intake & exhaust valve clear- See NOTE (2) — Fuel and vapour lines I I Spark plugs (Conventional type) R R R R Ignition leads I — Fuel filter* R Heated oxygen sensor* See NOTE (3) PCV system I I I I PCV filter* R R — — NOTE: (1) First replace at 90,000 km (54,000 miles), then every 60,000 km (36,000 miles). (2) Periodic maintenance is not required for QG engine models. However, if valve noise increases, check valve clear- ance. (3) Perform only according to “Maintenance under severe driving conditions”. Maintenance items with “*” should be performed more frequently according to “Maintenance under severe driving PERIODIC MAINTENANCE MA-11 |