Quick answer
A service light is usually a maintenance reminder rather than a fault warning. If the car was serviced recently, it may simply need resetting correctly.
Check whether any other warning lights are also present.
Is it serious?
Usually not
If only service light remains.
Other lights on?
Needs investigation sooner.
Car drives fine
Often reminder only.
Rough running
Could be unrelated fault.
Check paperwork
Confirm work completed.
Return to garage
Often quick to resolve.
Common causes
- 1Service reminder not reset
- 2Wrong reset procedure used
- 3Inspection item still due
- 4Battery disconnect reset issue
- 5Separate fault light confused with service light
How it is usually fixed
Many cars need a button sequence through the dashboard menu, while others require diagnostic equipment.
The garage that serviced the car can often sort it quickly.