Mazda 3 Owners Manual: Tachometer
The tachometer shows engine speed in thousands of revolutions per minute (rpm).
| CAUTION
Do not run the engine with the
tachometer needle in the RED ZONE. This may cause severe engine damage. |
Type A
*1 The range varies depending on the type of gauge.
Type B
*1 The range varies depending on the type of gauge.
NOTE When the tachometer needle enters the STRIPED ZONE, this indicates to the driver that the gears should be shifted before entering the RED ZONE.
Speedometer
The speedometer indicates the speed of the
vehicle.
Speed Unit Selector (Type A
Instrument Cluster)
In some countries, you may have to
change the speed units between km/h and
mph.
Press the s ...
Fuel Gauge
The fuel gauge shows approximately
how much fuel is remaining in the tank
when the ignition is switched ON. We
recommend keeping the tank over 1/4 full.
Type A/Type B instrument cluster
Type ...
Other materials:
Engine Coolant Temperature (ECT) Sensor Inspection [Mzr 2.0, Mzr 2.5]
ECT Sensor No.1
Resistance inspection
WARNING:
When the engine is hot, it can badly burn. Turn off the engine and wait until
it is cool before removing the ECT sensor.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Drain the engine coolant..
4. R ...
Throttle Position (TP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Voltage Inspection
CAUTION:
The inspection cannot be performed with this method correctly if there is
a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs
related to the APP sensor or throttle valve actuator are stored before the inspection.
NOTE:
...
Heated Oxygen Sensor (HO2 S) Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and exhaust system can cause severe burns. Turn off the engine
and wait until they are cool before removing the exhaust system.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the HO2S connector.
4. Remove the HO2S u ...
