Mazda mx-5 2008 Manual page 181

NOTE
The tire pressure sensor ID signal code
l
must be registered when a new tire pressure
sensor is purchased. For purchase of a tire
pressure sensor and registration of the tire
pressure sensor ID signal code, consult an
Authorized Mazda Dealer.
When reinstalling a previously removed tire
l
pressure sensor to a wheel, replace the
grommet (seal between valve body/sensor
and wheel) for the tire pressure sensor.
Driving Your Mazda
Starting and Driving
5-33