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 RecordHeated Oxygen Sensor (HO2 S)
Purpose/Function
Detects the oxygen concentration (theoretical air/fuel ratio) in the exhaust
gas as basic information for mainly determining the fuel injection amount and
as information for determining the deterioration of catalytic converter.
Detects the oxygen concentration ( ...
Rear Window Defroster/Outer Mirror Heater
Outline
Fogging is cleared from the rear window and outer mirror glass by heating
of the filament.
Structural view
System wiring diagram
Vehicles with full-auto air conditioner system
Vehicles with manual air conditioner system
Construction
Rear window defroster
...
Water Pump Removal/Installation
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may shoot out and cause serious injury. It may also damage
the engine and cooling system.
Tu ...