Purpose
The instrument cluster operation record stores the record of the illumination or flashing of the warning light.
Function
The operation record is stored by the instrument cluster and displayed using the Mazda Modular Diagnostic System (M-MDS).
The instrument cluster stores the following when any of the warning lights illuminates or flashes.
Time and date
Control module which sent warning light illumination/flash request
Battery voltage
Construction
Based on the stored record, the instrument cluster displays the following operation record on the M-MDS screen.

Operation
When the instrument cluster receives a CAN signal or a warning light illumination/flash request signal sent from each switch, it controls the warning light to illuminate/flash and stores the operation record at the same time.
Fail-safe
Function not equipped.
Instrument Cluster Inspection
Instrument Cluster Operation RecordSeat Weight Sensor Inspection [Two Step Deployment Control System]
CAUTION:
If any of the following work is performed, perform the seat weight sensor
inspection using the M-MDS.
Removal of the passenger-side seat
Loosening and retightening of passenger’s seat fixing bolts
Or, the vehicle is involved in a collision
...
Relay And Fuse Block
Purpose
Relays and fuses used by each system are grouped and housed together for
smooth inspection and replacement servicing.
Function
Relays and fuses used by each system are grouped and housed together.
Construction
Installed in the engine compartment.
...
Manifold Absolute Pressure (Map) Sensor
Purpose/Function
Detects the intake air pressure introduced into the cylinder as basic information
for mainly determining the fuel injection amount.
Detects the intake air pressure introduced into the cylinder and inputs it
to the PCM as an intake air pressure signal.
Cons ...