Mazda 3 Service Manual: Crank, Balancer

Engine Assembly

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Crankshaft Position (CKP) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Visual Inspection 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 ...

Other materials:

Ignition Coil Inspection [Mzr 2.0, Mzr 2.5]
Ignition Coil Inspection 1. Perform the spark test and identify the malfunctioning cylinder.. 2. Replace the ignition coil of the malfunctioning cylinder with that of a normal cylinder, and perform the spark test again.. If the spark is not normal due to a malfunctioning ignition coil, ...

Pressure Sensor Removal/Installation [Two Step Deployment Control System]
1. Switch the ignition to off. 2. Disconnect the negative battery cable and wait for 1 min or more.. 3. Remove the inner garnish.. 4. Remove the front door trim.. 5. Remove the bolts. 6. Remove the pressure sensor. 7. Disconnect the connector from the pressure sensor by pressing the ...

Immobilizer System
The immobilizer system allows the engine to start only with a key the system recognizes. If someone attempts to start the engine with an unrecognized key, the engine will not start, thereby helping to prevent vehicle theft. If you have a problem with the immobilizer system or the key, co ...