Mazda 3 Service Manual: Sensors, Switches, Relays
- Accelerator Pedal Position (App) Sensor Inspection [Mzr 2.0, Mzr 2.5]
- Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
- Air Fuel Ratio (A/F) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
- Camshaft Position (CMP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
- Camshaft Position (CMP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
- Crankshaft Position (CKP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
- Crankshaft Position (CKP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
- Engine Coolant Temperature (ECT) Sensor Inspection [Mzr 2.0, Mzr 2.5]
- Engine Coolant Temperature (ECT) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
- Heated Oxygen Sensor (HO2 S) Inspection [Mzr 2.0, Mzr 2.5]
- Heated Oxygen Sensor (HO2 S) Removal/Installation [Mzr 2.0, Mzr 2.5]
- Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]
- Knock Sensor (Ks) Inspection [Mzr 2.0, Mzr 2.5]
- Knock Sensor (Ks) Removal/Installation [Mzr 2.0, Mzr 2.5]
- Vehicle Speed Sensor (VSS) Inspection [FS5 A EL]
- Vehicle Speed Sensor (VSS) Removal/Installation [FS5 A EL]
Voltage Inspection
NOTE:
The variable swirl shutter valve switch cannot be removed as a single unit.
When replacing the variable swirl shutter valve switch, replace it together
with the ...
Voltage Inspection
NOTE:
Because the APP sensor is integrated in the accelerator pedal, replacing
the APP sensor includes replacement of the accelerator pedal.
1. Connect the M-MDS t ...
Other materials:
Camshaft Position (CMP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
CAUTION:
When replacing the CMP sensor, make sure there is no foreign material on
it such as metal shavings. If it is installed with foreign material, the sensor
output signal will malfunction resulting from fluctuation in magnetic flux and
cause a deterioration i ...
Fuel Gauge Sender Unit Inspection
MZR 2.3 DISI Turbo, SKYACTIV-G 2.0
NOTE:
The fuel gauge sender unit is integrated with the fuel pump unit.
1. Disconnect the negative battery cable..
2. Remove the rear seat cushion..
3. Remove the fuel pump unit..
4. Verify that the resistance between terminals A and C of the f ...
Rain Sensor Removal/Installation
1. Disconnect the negative battery cable..
2. Spread open the rain sensor cover in the direction of the arrows and disengage
tabs A to remove it.
3. Disconnect the rain sensor connector.
4. Slide rain sensor tab B in the direction of the arrow shown in the figure
and detach tab B. ...