Nissan Altima (L34) 2019-2024 Owners Manual: Additional maintenance items for severe operating conditions

Additional maintenance items for severe operating conditions should be performed on vehicles that are driven under especially demanding conditions. Additional maintenance items should be performed if you primarily operate your vehicle under the following conditions:

• Repeated short trips of less than 5 miles (8 km).
• Repeated short trips of less than 10 miles (16 km) with outside temperatures remaining below freezing.
• Operating in hot weather in stop-and-go "rush hour" traffic.
• Extensive idling and/or low speed driving for long distances, such as police, taxi or door-to-door delivery use.
• Driving in dusty conditions.
• Driving on rough, muddy or salt spread roads.
• Using a car-top carrier.

If your vehicle is mainly operated under the severe conditions, follow the severe use maintenance intervals shown in the maintenance schedule.

Oil control system (if so equipped)

Your vehicle is equipped with oil control system. It calculates engine oil and filter change intervals based on driving conditions.

Driving in the following severe conditions will shorten the engine oil and filter change interval.

How driving conditions affect OCS display timing

2.5L 4 cylinder (PR25DD engine model):

CAUTION

• If the oil replacement indicator is displayed, change the engine oil within two weeks or less than 500 miles (800 km).
• Operating your vehicle with deteriorated oil can damage the engine.
• If your oil replacement indicator resets prematurely or becomes inoperative, please change the oil within six months or 5,000 miles (8,000 km) from your last oil change.

2.0L 4 cylinder (KR20DDET engine model):

CAUTION

• If the oil replacement indicator is displayed, change the engine oil within two weeks or less than 500 miles (800 km).
• Operating your vehicle with deteriorated oil can damage the engine.
• If your oil replacement indicator resets prematurely or becomes inoperative, please change the oil within six months or 3,750 miles (6,000 km) from your last oil change.