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
-
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:
Engine Oil Pressure Warning Light
Purpose
The engine oil pressure warning light warns the driver that the engine oil
level is insufficient.
Function
When the instrument cluster receives the engine oil pressure warning light
request signal sent from the PCM via the CAN signal, it illuminates the engine
oi ...
DSC HU/CM Removal/Installation
WARNING:
If the DSC HU/CM configuration is not completed, it could result in an unexpected
accident due to the DSC being inoperative. If the DSC HU/CM is replaced, always
use the automatic configuration function so that the DSC operation conditions
are correct.
If the DSC re ...
Washer Fluid Level Sensor
Purpose
The washer fluid-level sensor illuminates the low washer fluid level warning
light when the washer fluid level is lowered.
Function
The washer fluid-level sensor detects the decrease in the washer fluid level.
Construction
The washer fluid-level sensor con ...
