Mazda 3 Service Manual: Intake Manifold Vacuum Inspection [Mzr 2.0, Mzr 2.5]
1. Disconnect the evaporative hose (purge solenoid valve side) and install the vacuum gauge..
2. Verify that the intake air hoses are installed securely.
3. Warm up the engine.
4. Measure the intake manifold vacuum while idling (no load) using the vacuum gauge.
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If not within the specification, perform the following inspections.
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Compression pressure.
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Air suction
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Installation areas of each vacuum hose
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Installation area of throttle body
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Installation area of fuel injector
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Installation area of PCV valve
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Installation area of intake manifold
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Standard
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MZR 2.0: Approx. –68.0 kPa {–510 mmHg, –20.1 inHg}
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MZR 2.5: Approx. –70.0 kPa {–525 mmHg, –20.7 inHg}
Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
NOTE:
Because the IAT sensor is integrated in the MAF sensor, replacing the IAT
sensor includes replacement of the MAF/IAT sensor.
1. Remove the battery cover.. ...
Variable Intake Air Shutter Valve Actuator Inspection [Mzr 2.0, Mzr 2.5]
Operation Inspection
1. Remove the air hose..
2. Disconnect the vacuum hose from the variable intake air shutter valve actuator.
3. Connect a vacuum pump to the variable intake air shutter v ...
Other materials:
Power Brake Unit Removal/Installation [Mzr 2.3 Disi Turbo]
CAUTION:
Once the brake switch clearance has automatically been adjusted, it cannot
be adjusted again. Therefore, replace the switch with a new one when replacing
the power brake unit or performing any procedure that changes the pedal stroke.
Secure the steering wheel using tap ...
Front Beltline Molding Removal/Installation
1. Fully open the front door glass.
2. Disconnect the negative battery cable..
3. Remove the inner garnish..
4. Remove the front door trim..
5. Remove the power outer mirror..
6. Remove clip A using a fastener remover and pull the front beltline molding
in the direction of the arrow (1) ...
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 ...
