start the engine,
open the bonnet,
check if the coils make a tik tik sound, means if they are leaking current or not.
if tik tik sound is there, then the coils are weak.
baqi check with a reliable mechanic.
i had baleno 2001 for about 4 yrs, and now baleno 2005 from more than 1 yr,
ALLAH k shukar se have no issues with them.