Mazda 3 manuals

Mazda 3 Service Manual: Crankshaft Position (CKP) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Control / Sensors, Switches, Relays / Crankshaft Position (CKP) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Visual Inspection

CAUTION:

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Perform the following procedure for easier access.

a. Remove the aerodynamic under cover No.2..

b. Remove the front splash shield (RH)..

4. Disconnect the CKP sensor connector.

5. Remove the CKP sensor..

6. Verify that there are no metal shavings on the sensor.

Air Gap Inspection

1. Verify that the CKP sensor is securely installed..

2. Using a thickness gauge, measure the air gap between the plate projections at the back of crankshaft pulley and the CKP sensor.


Voltage Inspection

CAUTION:

1. Idle the engine.

2. Measure the CKP signal and verify that rectangular waves are produced..

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 malfu ...

Crankshaft Position (CKP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
Removal CAUTION: When foreign material such as an iron chip is on the CKP sensor, it can cause abnormal output from the sensor because of flux turbulence and adversely affect the engine ...

Other materials:

Intermediate Sensor Inspection [FS5 A EL]
On-Vehicle Inspection 1. Inspect the power supply circuit for the intermediate sensor. a. Set the battery component (ex: battery, battery tray and PCM component) out of the way. b. Disconnect the intermediate sensor connector. c. Switch the ignition to ON (engine off). d. Measure the ...

Recommended Oil
U.S.A., Canada, and Puerto Rico Use SAE 0W-20 engine oil. Mazda Genuine Oil is used in your Mazda vehicle. Mazda Genuine 0W-20 Oil is required to achieve optimum fuel economy. For maintenance service, Mazda recommends Mazda Genuine Parts and Castrol (U.S.A. only). Only use SAE 0W- ...

Blower Motor Installation [Full Auto Air Conditioner]
1. Install the SST (49 B061 015A) to the blower motor. 2. Install the blower motor with the SST (49 B061 015A) installed, to the A/C unit. CAUTION: To prevent damage to the sirocco fan, install the blower motor being careful that the blower motor does not interfere with the ...

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