Purpose, Function
Conducts fresh air from outside the engine compartment.
Increases air density by taking fresh air, which is cooler than the engine compartment, to enhance the charging efficiency, ensuring the combustion stability.
Construction
The fresh-air duct is installed to the air cleaner.

Engine
Hydraulic Variable Valve Timing Actuator InspectionRefrigerant Pressure Sensor Removal/Installation [Full Auto Air Conditioner]
1. Disconnect the negative battery cable..
2. Discharge the refrigerant..
3. Disconnect the refrigerant pressure sensor connector.
CAUTION:
If moisture or foreign material enters the refrigeration cycle, cooling ability
will be lowered and abnormal noise will occur. Always immediate ...
Headlight High Beam Indicator Light
Purpose
Notifies the user that the headlights (HI) are illuminated.
Function
Illuminates when the headlight (HI) or parking illumination conditions are
met.
Construction
Displayed in the instrument cluster.
Operation
1. When the light switch is operat ...
Break-In Period
No special break-in is necessary, but a few precautions in the first 1,000 km
(600 miles) may add to the performance, economy, and life of your Mazda.
• Do not race the engine.
• Do not maintain one constant speed,
either slow or fast, for a long period of time.
• Do not drive constantl ...