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:
Automatic Transaxle Fluid (ATF) Replacement [Fw6 A EL]
WARNING:
Do not perform the servicing while the ATF is hot. Otherwise, it could cause
severe burns or serious injury.
1. Remove aerodynamic undercover No.2..
2. Remove the dipstick securing bolt.
3. Remove the dipstick.
4. Remove the drain plug and washer, and drain the AT ...
Oil Pressure Switch Inspection [FS5 A EL]
CAUTION:
Water or foreign objects entering the connector can cause a poor connection
or corrosion. Be sure not to drop water or foreign objects on the connector
when disconnecting it.
On-Vehicle Inspection
1. Perform the following procedures.
a. Remove the aerodynamic under co ...
Rear Speaker Inspection
4SD
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Rear seat cushion.
b. Rear scuff plate.
c. Tire house trim.
d. C-pillar trim.
e. Rear package trim.
f. Rear speaker.
3. Verify the resistance between the rear speaker terminals.
If not withi ...