Mazda 3 manuals

Mazda 3 Service Manual: Engine Tune Up [Mzr 2.3 Disi Turbo]

Mazda 3 Service Manual / Engine / General / Engine Tune Up [Mzr 2.3 Disi Turbo]

NOTE:

Engine Tune-up Preparation

1. Verify that the shift lever is in neutral position.

2. Connect the M-MDS to the DLC-2.


3. Verify that no DTCs are available.

4. Warm up the engine (ECT is approx. 80°C {176 °F} or more

).

5. Turn off all electrical loads.

6. Wait until the cooling fan stops.

Ignition Timing Inspection

NOTE:

1. Complete the engine tune-up preparation..

2. Verify the ignition timing (M-MDS: SPARKADV) using the PID/data monitor function of the M-MDS..

3. Verify that ignition timing advances when the engine speed increases gradually.

Idle Speed Inspection

NOTE:

1. Complete the engine tune-up preparation..

2. Verify that the idle speed (M-MDS: RPM PID) is within the specification using the M-MDS..

*1 When the following electrical loads are on: Headlights, rear defroster, cooling fan, and the blower motor (2-step or more.)

Idle Mixture Inspection

1. Verify that the idle speed and ignition timing are within the specification..

2. Insert an exhaust gas analyzer to the tailpipe.

3. Verify that the CO and HC concentrations are within the regulation.

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 preve ...

Engine Tune Up [Skyactiv G 2.0]
Engine Tune-up Preparation 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 co ...

Other materials:

Liftgate Side Trim Removal/Installation
1. Remove the liftgate upper trim.. 2. Pull the point A of the strap hanger as shown in the figure. 3. Remove the strap hanger. 4. Remove the fastener. 5. Pull the liftgate side trim in the direction of arrow then remove clip A. 6. Detach tab B and C while pulling the liftgate sid ...

Canister Vent (Cv) Solenoid Valve Inspection [Mzr 2.0, Mzr 2.5]
Except for Mexico Airflow inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the CV solenoid valve.. 4. Inspect airflow between the ports under the following conditions. Measured condition Continuity between A ...

Wiper Blades
CAUTION Hot waxes applied by automatic car washers have been known to aff ect the wiper's ability to clean windows. To prevent damage to the wiper blades, do not use gasoline, kerosene, paint thinner, or other solvents on or near them. When the wiper lever is i ...

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