Mazda 3 Service Manual: Fuel

Wastegate Control Solenoid Valve Inspection [Mzr 2.3 Disi Turbo]

Airflow Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the wastegate control solenoid valve.. 4. Inspect the airflow between the ports under the f ...

After Service Precaution [Mzr 2.0, Mzr 2.5]

WARNING: Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. When installing the fuel hose, perform “Fuel Leakage Inspection” desc ...

Other materials:

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 the engine control. Be sure there is no foreign material on the CKP sensor when replacing. ...

Door Lock Switch Inspection
1. Disconnect the negative battery cable.. 2. Remove the inner garnish.. 3. Remove the front door trim.. 4. Remove the front inner handle.. 5. Inspect for continuity between the door lock switch terminals using an ohmmeter. If not as indicated in the table, replace the door lock ...

Engine Tune Up [Mzr 2.0, Mzr 2.5]
NOTE: If the accelerator pedal is depressed continuously for a specified time, the engine speed may decrease to the idle speed. This is due to the fuel cut control operation, which prevents overheating, and it does not indicate a malfunction. Engine Tune-up Preparation 1. Verify ...