Mazda CX-5 Service & Repair Manual: Speedometer

Mazda CX-5 Service & Repair Manual / Body / Driver Info & Control / Gauges / 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 speed signal from the PCM and displays the current vehicle speed.

Construction

An analog needle display speedometer with a stepping motor mechanism has been adopted.

Operation

The instrument cluster receives (1) the vehicle speed signal from the PCM when the ignition is switched ON (engine on).
The instrument cluster moves the needle based on the vehicle speed signal and displays (2) the current vehicle speed.

Fail-safe

Function not equipped.

Odometer/Tripmeter

Purpose The odometer/tripmeter notifies the user of the total travel distance or the traveled distance over a specific interval. Function The instrument cluster calculates the t ...

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 ...

Other materials:

Crankshaft Position (CKP) Sensor Inspection
Visual Inspection CAUTION: When foreign material such as an iron chip is on the CKP sensor, it can cause abnormal output from the sensor because of flux turbulence and adversely affect the engine control. Be sure there is no foreign material on the CKP sensor when replacing. ...

PID/Data Monitor Inspection [Adaptive Front Lighting System (Afs)]
1. Connect the M-MDS to the DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS. a. Select “DataLogger”. b. Select “Modules”. c. Select “AFS”. 3. Select the applicable PID from the PID table. 4. Verify the PID da ...

One Way Clutch [Fw6 A EL, Fw6 Ax EL]
Purpose/Function The one-way clutch operates in 1GR and suppresses the counterclockwise rotation of the front internal gear (as viewed from torque converter side). Construction The one-way clutch consists of a mechanical diode-type one-way clutch, inner plate, and outer pla ...