If the engine does not turn the starter or rotates very slowly
If the car is equipped with an automatic gearbox, move the selector lever to position "P" or "N" and turn on the emergency brake. Check the wires to the terminals of the battery to make sure that they are clean and tight. Turn on the interior light. If the light is weak or off when the starter motor is turned on, therefore the battery is discharged. Check the tightness of wires starter.