Move the float to the topmost and bottommost positions, and verify that the resistance between terminals A and B of the unit and the position of the float are as indicated in the figure.

Pid/data monitor and record procedure
Oil pressure switch inspectionMazda 6 Service Manual: Oil seal replacement
1. Drain the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT.)
Caution
The oil seal is easily damaged by the sharp edges of the drive
shaft splines. Do not let the splines contact the oil seal.
2. Remove the drive shaft. (See DRIVE SHAFT REMOVAL/INSTALLATION.)
3. Remove the oil sea ...
Mazda 6 Service Manual: Event Data Recorder
Event Data Recorder (U.S.A. and Canada)
This vehicle is equipped with an event data recorder (EDR). The main purpose
of an EDR is to record, in certain crash or near crash-like situations, such as
an air bag deployment or hitting a road obstacle, data that will assist in understanding
how a v ...