Becasue the car is fixed.
Teh spanner symbol means it's service time.
Service due
that the car is due for a service
It means it's time for a service.
Its due a Service , or there is a problem
This means the car is starting to need a service.
it's service time
The spanner comes up to indicate that the car is due for a service. It should be reset by the garage after the service is carried out.
it needs a service
that means its due for a service
It is to advise the driver that the van requires a service.
its the engine management light or the service light