1998 Nissan Altima Owner's Manual - Page 216
1998 Nissan Altima Manual
Page 216 highlights
GAS STATION INFORMATION Recommended fuel: Unleaded gasoline, at least 87 AKI number (RON 91). For further details such as gasohol, see ''Fuel recommendation'' in the ''Technical and consumer information'' section. Recommended engine oil: ● API SG or SH and Energy Conserving II ● API Certification Mark ● SAE 5W-30 viscosity oil is preferred for all ambient temperatures. See ''Engine oil and oil filter recommendation'' in the ''Technical and consumer information'' section. Tire cold pressure: See the tire placard affixed to the driver's door center pillar. Recommended new vehicle break-in procedure: During the first 1,000 miles (1,600 km) of vehicle use, follow the recommendations outlined in the "BREAK-IN SCHEDULE Information found in the "Starting and Driving" section of this Owner's Manual. Follow these recommendations for the future reliability and economy of your new vehicle. Failure to follow these recommendations may result in vehicle damage or shortened engine life. AGS1004