Mazda 3 manuals

Mazda 3 Service Manual: Knock Sensor (Ks) Removal/Installation [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Control / Sensors, Switches, Relays / Knock Sensor (Ks) Removal/Installation [Mzr 2.0, Mzr 2.5]

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Remove the plug hole plate..

4. Remove the intake manifold..

5. Disconnect the KS connector.

6. Remove the KS.


7. Install in the reverse order of removal.

Knock Sensor (Ks) Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the KS connector. 4. Measure the resistance between KS terminals A and B. ...

Vehicle Speed Sensor (VSS) Inspection [FS5 A EL]
On-Vehicle Inspection 1. Inspect the power supply circuit for the VSS. a. Remove the insulator from the transaxle. b. Disconnect the VSS connector. c. Switch the ignition to ON (engine ...

Other materials:

Camshaft Position (CMP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
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 in engine control. ...

Schedule 1
Chart symbols: I: Inspect: Inspect and clean, repair, adjust, fill up, or replace if necessary. R: Replace L : Lubricate T: Tighten Remarks: *1 Use of FL-22 is recommended when replacing engine coolant. Using engine coolant other than FL-22 may cause serious damage to the engine and c ...

Thermostat Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING: Never remove the cooling system cap or loosen the radiator drain plug while the engine is running, or when the engine and radiator are hot. Scalding engine coolant and steam may shoot out and cause serious injury. It may also damage the engine and cooling system. Tu ...

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