In this owner's manual, explanation of child-restraint systems is provided for the following three types of popular childrestraint systems: infant seat, child seat, booster seat.
NOTE
Infant seat
An infant seat provides restraint by bracing the infant's head, neck and back against the seating surface.

Child seat
A child seat restrains a child's body using the harness.

Booster seat
A booster seat is a child restraint accessory designed to improve the fit of the seat belt system around the child's body.

Installing Child-Restraint SystemsMazda 6 Owners Manual: Dtc c1955, c1956
Caution
When attaching the tester lead to the DSC HU/CM connector the SST
(49 G066 004) must be used.
Diagnostic procedure
...
Mazda 6 Owners Manual: Tire Pressure Monitoring System
The Tire Pressure Monitoring System (TPMS) monitors the air pressure of all four
tires. If the air pressure of one or more tires is too low, the system warns the
driver by indicating the tire pressure monitoring system warning light in the instrument
cluster and operating a beep sound. The sys ...