The system operates only when the driver is in the vehicle or within operational range while the key is being carried.
NOTE
When the battery power is low, or in places where there are high-intensity radio waves or noise, the operational range may become narrower or the system may not operate. For determining battery replacement.
Advanced Keyless Entry System
Locking, Unlocking the DoorsMazda 6 Owners Manual: Remote handle lever removal/installation
4SD
1. To remove the remote wire, remove the trunk side trim.
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
5HB
1. To remove the remote wire, remove the trunk side upper trim and trunk side
trim.
2. Remove in the order indicated in the table.
...
Mazda 6 Owners Manual: Diagnostic trouble code number inspection
1. Remove the glove compartment.
2. Short the A/C check connector to the GND terminal using a jumper wire.
3. Shine a 60 W incandescent light from a height of approximately
100 mm {3.9 in} onto the solar radiation sensor.
Note
When incandescent light does not shine on the solar radiatio ...