so i go to turn my car on and i have these lights i have Enginer light + plus oil light + D4 light i decided to drive to my gym that is near by the D4 light was still flickering i parked opened up my hood the brake fluid cap was loose so i tightened it up the D4 light was gone but the engine light is on and the oil light is on i will not drive the car until i top up the engine oil but i dont know if i should top up the transmission oil also thanks.

EDIT: Vehicle ( Honda Civic 2007 coupe 1.8)