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: Light switch inspection
Light switch LH side
1. Remove the light switch. (See LIGHT SWITCH REMOVAL/INSTALLATION)
2. Inspect for continuity between the light switch terminals using an
ohmmeter.
If not as specified, replace the light switch.
Headlight switch
Turn switch
Light switch RH side
1. Remove th ...
Mazda 6 Service Manual: Operational Range
The system operates only when the driver is in the vehicle or within operational
range while the key is being carried.
Starting the Engine
NOTE
Starting the engine may be possible even if the key is outside of the
vehicle and extremely close to a door and window, however, always start the ...