Mazda CX-5 Service & Repair Manual: Tachometer
Purpose
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The tachometer notifies the driver of the engine speed.
Function
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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
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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
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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:
Theft-Deterrent System
If the theft deterrent system detects an inappropriate entry into the vehicle,
which could result in the vehicle or its contents being stolen, the alarm alerts
the surrounding area of an abnormality by sounding the horn and flashing the hazard
warning lights.
The system will not function unle ...
Entertainment System
Outline
The following entertainment system has been adopted.
Audio system (with audio system)
Car-navigation system (with car-navigation system)
Park assist system (with park assist system)
Bluetooth system (with Bluetooth system)
...
Engine
Special Features
For SKYACTIV-G 2.0, the following is performed to lower fuel consumption.
Improvement of mechanical resistance loss
Narrowed down crankshaft journal
Optimized piston skirt shape
Lowered piston ring tension
...
