Mazda CX-5 Service & Repair Manual: Tachometer
Purpose
-
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).
-
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:
Liftgate Latch And Lock Actuator Inspection
The following actuator and switch are integrated with the liftgate latch
and lock actuator.
From the actuator/switch name and operation in the following table, select
the actuator or switch to be inspected, and perform the inspection following
the inspection procedure desc ...
DSC Related Parts Sensor Initialization Procedure
WARNING:
If the initialization procedure is not completed, the DSC will not operate
properly and it might cause an unexpected accident. Therefore, after replacing
or removing the DSC HU/CM or SAS control module, make sure to perform the initialization
procedure to insure proper DSC ...
Fuel Pump Control
Outline
By switching the fuel pump discharge amount, reduced power consumption and
improved fuel economy have been realized.
The PCM determines the optimum fuel pump drive force according to the engine
operation conditions, and sends the fuel pump drive signal to the fuel pump
...
