1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Dashboard under cover.
b. Side wall.
c. Glove compartment.
3. Detach the tab and remove the front heat duct.
LH

RH

4. Install in the reverse order of removal.
Blower Unit Removal/Installation
Heated Oxygen Sensor (HO2 S) Heater Control [Skyactiv G 2.0]Engine Coolant Temperature (ECT) Sensor
Purpose/Function
Detects the ECT as basic information for mainly determining the fuel injection
amount.
Detects the ECT and inputs it to the PCM as an ECT signal.
The ECT sensor No.2 is only used for OBD.
Construction
ECT sensor No.1
Installed to the water out ...
Front Door Removal/Installation
WARNING:
Removing the front door without supporting it could cause the front door
to fall and cause serious injury. Always perform the procedure with at least
one other person to prevent the front door from falling.
CAUTION:
When the front door checker securing bolts are ...
Fuel and Engine Exhaust Precautions
Fuel Requirements
Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL,
which will reduce exhaust emissions and keep spark plug fouling to a minimum.
Your Mazda will perform best with fuel listed in the table.
Fuel with a rating lower than 87 octane (91 RON) could ...