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:

Direct Mode
Direct mode can be used for temporarily switching gears by operating the steering shift switch while the vehicle is being driven with the selector lever in the D range. While in direct mode, the D and M indication illuminate and the gear position in use is illuminated. Direct mode is can ...

Identification Number Locations
Vehicle Identification Number (VIN) Engine Type/Number MZR 2.0, MZR 2.5 MZR 2.3 DISI Turbo SKYACTIV-G 2.0 ...

Fuel Pump Unit Disassembly/Assembly [Mzr 2.0, Mzr 2.5]
WARNING: Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring to ...

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