Voltage Inspection
NOTE:
Because the BARO sensor is integrated in the PCM, replacing the BARO sensor includes replacement of the PCM.
1. Connect the M-MDS to the DLC?2.
2. Switch the ignition ON (engine off or on).
3. Verify that the BARO sensor output voltage (PID: BARO) is within the specification..
If not as specified, replace the PCM..
Specification

Air Bag System [Two Step Deployment Control System]
Barometric Pressure (Baro) SensorSas Control Module [Standard Deployment Control System]
Purpose
The SAS control module controls the air bag system operation.
Function
During a frontal collision, the SAS control module controls the following
air bag module operation (deployment).
Driver-side air bag module
Passenger-side air bag module
...
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
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Climate Control Unit Removal/Installation [Full Auto Air Conditioner]
NOTE:
The climate control unit prior to replacement stores the vehicle specification
information.
The new climate control unit does not store any vehicle specification information.
When the ignition is switched ON after the climate control unit is replaced,
the climate ...