WARNING:
Handling a side air bag improperly can accidentally operate (deploy) the air bag, which may seriously injure you. Read the service warnings/cautions in the Workshop Manual before handling the front seat (side air bag integrated)..
1. Switch the ignition off (LOCK).
2. Disconnect the negative battery cable and wait for 1 min
..
3. Disconnect the connector.

4. Using a flathead screwdriver, disconnect the seat warmer control unit in the direction of the arrow (2) while releasing tab in the direction of the arrow (1) shown in the figure.
5. Install in the reverse order of removal.
Seat Warmer Control Unit Inspection
Seat Warmer Switch Removal/InstallationFront Wheel Hub Bolt Replacement
1. Remove the brake calliper component from the steering knuckle and suspend
it out of the way using a cable.
2. Remove the disc plate.
3. Remove the wheel hub bolt using the SST as shown in the figure.
4. Place a new wheel hub bolt in the wheel hub.
5. Install the wheel hub by placi ...
Operational Range
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 ...
Instrumentation/Driver Info. Personalization
A personalization function has been adopted which enables the instrument
cluster settings to be changed.
The Mazda Modular Diagnostic System (M-MDS) is required to perform the setting.
Refer to the Workshop Manual for the detailed setting procedure.
Instrument cluster
...