Check your voltage it should be at least 12.4V. Under this it
may not have all the power needed to start the car but enough to light up the dash.
A fully charged battery should read > 12.6 volts. A charging system that is operating normally should produce about 13.8 to 14.3 or more.
Battery Voltage and State of Charge:
12.66v . . . . . . . . . . 100%
12.45v . . . . . . . . . . 75%
12.24v . . . . . . . . . . 50%
12.06v . . . . . . . . . . 25%
11.89v . . . . . . . . . . 0%