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
Trip Computer Information SystemReporting Safety Defects (U.S.A.)
If you believe that your vehicle has a defect which could cause a crash or could
cause injury or death, you should immediately inform the National Highway Traffic
Safety Administration (NHTSA) in addition to notifying Mazda Motor Corporation (Your
Mazda Importer/Distributor).
If NHTSA receive ...
Steering Gear And Linkage Inspection
1. Remove the steering gear and linkage..
2. Remove the tie-rod end and boot..
3. Measure the rotation torque of the pinion shaft using a crescent wrench and
pull scale. (speed measurement reference 5 В°/s)
a. Install the crescent wrench to the steering gear.
b. Measure the length fr ...
Throttle Body
Purpose, Function
Opens/closes the throttle valve to adjust the amount of air supplied to the
cylinder.
Opens/closes the throttle valve according to the control signal from the
PCM.
Construction
The throttle body is installed to the intake manifold.
Th ...