CEL, battery, and engin oil pressure lights on simulatneously

Maintenance/Repairs
1

This is post 2. This is post 3

2

Did you check oil level?

3

This is post 4

4

Well, motor runs with no bad sounds. Good
Even clean oil should be easy to see on dipstick.
Wipe off dipstick really well. Let motor sit for 1/2 hr, then check.

5

This is post 5.