Mazda CX-5 Service & Repair Manual: Tachometer
Purpose
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The tachometer notifies the driver of the engine speed.
Function
-
The instrument cluster controls the tachometer needle based on the engine speed signal from the PCM and displays the engine speed per minute.
Construction
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An analog needle display tachometer with a stepping motor mechanism has been adopted.
Operation
-
The instrument cluster receives (1) the engine speed signal from the PCM when the ignition is switched ON (engine on).
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The instrument cluster moves the needle based on the engine speed signal and displays (2) the current engine speed.
Fail-safe
-
Function not equipped.
Speedometer
Purpose
The speedometer notifies the driver of the speed at which the vehicle is
traveling.
Function
The instrument cluster controls the speedometer needle based on the vehicle ...
Trip Computer Information System
Outline
The trip computer system displays the instantaneous fuel economy, average
fuel economy, remaining distance to empty, and the average vehicle speed.
The instrument cluster per ...
Other materials:
Car Navigation System Does Not Operation [Car Navigation System]
Possible DTC
Even if the map screen is touched, the car-navigation system cannot be
operated
POSSIBLE CAUSE
Audio unit malfunction (bad LCD panel)
Car-navigation unit malfunction
Diagnosti ...
Oil Pump [Skyactiv G 2.0]
Outline
The oil pump has a mechanism for feedback control of oil pressure. As a result,
an oil pressure increase of more than the set pressure is suppressed and oil
pump drive resistance is reduced. In addition, because the set pressure can
be changed (oil pressure two-step control) ...
Powertrain System [C66 M R]
Purpose, Function
The powertrain mechanism changes the gear combination by engaging or releasing
the clutch hub and gear, and changes the power transmission route. Because of
the change in the power transmission route, the drive force (speed, torque,
rotation direction) input from th ...
