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.
-
If not within the specification, perform the following inspections.
-
Compression pressure.
-
Air suction
-
Installation areas of each vacuum hose
-
Installation area of throttle body
-
Installation area of fuel injector
-
Installation area of PCV valve
-
Installation area of intake manifold
-
Standard
-
MZR 2.0: Approx. –68.0 kPa {–510 mmHg, –20.1 inHg}
-
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:
Front Bumper Disassembly/Assembly
Standard Type
Except SKYACTIV-G 2.0
1. Disassemble in the order indicated in the table.
1
Screw A
2
Guard cover
3
Screw B
4
Fastener C
5
Intake air guide
...
Car Navigation Unit Removal/Installation
With Audio Unit (Without Display)
NOTE:
Car-navigation unit is integrated with the multi information display.
1. Refer to MULTI INFORMATION DISPLAY REMOVAL/INSTALLATION.
With Audio Unit (With Display)
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. ...
Manual Transaxle Removal/Installation [G35 M R]
CAUTION:
Secure the steering wheel using tape or a cable to prevent the steering shaft
from rotating after disconnecting the steering shaft. If the steering wheel
rotates after the steering shaft and the steering gear and linkage are disconnected,
the internal parts of the clock spr ...
