Wear Indicators

The groove where the wear indicator is located is 1/16 inch (1.6 mm) shallower than elsewhere on the tire. If the tread has worn so that the indicator is exposed, replace the tire. Worn out tires have poor traction on wet roads.
See also:
Maintenance Items Under the Hood
4-cylinder models
6-cylinder models
...
Changing the Engine Oil and Oil Filter
You must change the engine oil and oil filter regularly in order to maintain
the
engine’s lubrication. The engine may be damaged if they are not changed
regularly.
Change the oil and filter ...
Adding Engine Oil
1. Unscrew and remove the engine oil fill cap.
2. Add oil slowly.
3. Reinstall the engine oil fill cap, and tighten
it securely.
4. Wait for three minutes and recheck the
engine oil dipstick.
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