Most vehicles - you remove a battery post for a few minutes and it wipes out the error code memory. Then drive it around and see it is shows up again.
When a 2001 Civic maintenance light is on the ECU is reporting that a specific service is needed on the vehicle. To reset the light the computer of the car needs to be flashed with a diagnostic tool.
The dealer has to reset it
How do reset the oil service light on a 2001 polo?
How do you reset the maintenance light on a 2001 Honda accord ex I found some options at http://www.tegger.com/hondafaq/maintenance-reqd-light.html#why
How do you reset the service light on a 2001 Renault Clio?" and can you take your seat out and take the air bags out and how is it done
disconeect the battery for a few minutes that will reset the computer and remove the service light signal
In my experience with modern cars you don't. The mechanics set it and it will be reset when you take it in.
how do you reset the alarm system service light on a 2001 volvo s80
You need two special BMW reset tools.
What's my issue
why appear light ( service engine soon), after change oil on a 2001 ford pickup (f150)?
Turn key to position 2 and hold select and reset together for 10 secounds