A faint click or total silence when the
key is turned usually means that the
is almost or completely flat. If, however, the battery is fully charged, the trouble is probably in the
between the battery and starter.
Frequent short trips, with constant stopping and starting, make your
work very hard, especially in winter when heater,
, heated windows and wipers may be working most of the time.
If your car's instrument panel includes an
, it will tell you how well the charging system is working - the difference between the
going into the
and the power being used from it.