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:
Keyless Entry System
This system uses the key buttons to remotely lock and unlock the doors and the
liftgate.
The system can start the engine without having to take the key out of your purse
or pocket.
It can also help you signal for attention.
Operating the theft-deterrent system is also possible on theft-deterr ...
Door Ajar Warning Light
Purpose
The door-ajar warning light notifies the driver that any door or the liftgate
is open.
Function
When the instrument cluster receives any of the following signals sent from
the rear body control module (RBCM) via the CAN signal, the door-ajar warning
light illumin ...
Relay Inspection
Relay Type
Connector type
Part name
Type A
TNS relay
A/C relay
Headlight HI relay
Headlight LO relay
Headlight LO relay (LH)
Horn relay
ACC rel ...
