Caution
Note
1. Remove the transmitter cover.
2. Apply the circuit tester leads to the positions as indicated in the figure.

3. While pressing the battery as shown in the figure, press the LOCK and UNLOCK buttons on the transmitter at the same time to start measurement of the voltage.

4. Release the buttons after 5 seconds.
5. Verify that the minimum voltage is the standard voltage or more for 10 seconds
after starting measurement.
Standard voltage
2.7 V
Transmitter battery replacement
Trunk lidMazda 6 Service Manual: Mazda Radar Cruise Control (MRCC) (Some models)
The Mazda Radar Cruise Control (MRCC) system is designed to maintain headway
control*1 according to the vehicle speed using a radar sensor (front) to detect
the distance to a vehicle ahead, and by presetting the vehicle speed between 30
km/h (19 mph) and 145 km/h (90 mph), the driver is freed ...
Mazda 6 Service Manual: Rear shock absorber removal/installation
Caution
Performing the following procedures without first removing the ABS
wheel-speed sensor may possibly cause an open circuit in the harness if it
is pulled by mistake. Before performing the following procedures, remove the
ABS wheel-speed sensor (axle side) and fix it to an appropri ...