Mazda CX-5 Service & Repair Manual: Tachometer

Mazda CX-5 Service & Repair Manual / Body / Driver Info & Control / Gauges / 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:

Tire Pressure Monitoring System (TPMS)
Purpose, Outline The tire pressure monitoring system monitors the tire pressure of all 4 tires. If the tire pressure of 1 tire or more becomes excessively low, the driver is notified. A tire pressure monitoring system has been adopted which indirectly inspects the tire pres ...

Airflow Mode Actuator Removal/Installation [Full Auto Air Conditioner]
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Dashboard under cover. b. Glove compartment. 3. Disconnect the airflow mode actuator connector. 4. Remove the screw. 5. Remove the airflow mode actuator. 6. Remove the airflow mode main link. 7. Remo ...

Drive By Wire Control
Outline Calculates the optimum target throttle valve opening angle at all engine speeds and controls the throttle valve actuator. The drive-by-wire control is composed of the idle air control, accelerator control, traction control, excess engine speed control, overspeed control, ...