Mazda CX-5 Service & Repair Manual: Positive Crankcase Ventilation (PCV) Valve
Purpose, Function
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Prevents release of blow-by gas (unburnt gas) into the atmosphere.
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The PCV valve is open/closed by the intake manifold vacuum.
Construction
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The PCV valve is installed to the oil separator.
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The PCV valve consists of a spring and valve.
Operation
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When the valve is pulled by the intake manifold vacuum, blow-by gas flows to the intake manifold.
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Blow-by gas flow amount is adjusted by the spring according to the intake manifold vacuum.
Positive Crankcase Ventilation (PCV) Valve Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the intake manifold..
3. Remove in the order indicated in the table.
4. Install in the reverse order of removal.
1
...
Purge Solenoid Valve Inspection
Airflow Inspection
1. Disconnect the negative battery cable..
2. Remove the purge solenoid valve..
3. Inspect airflow between the ports under the following conditions.
...
Other materials:
Instrument Cluster Configuration (Using As Built Data)
NOTE:
If the configuration is performed using As-Built data, the set value of the
personalization function is reset to the initial value (condition when shipped
from factory). Verify the set value with the customer and perform the personalization
function setting after performing th ...
Shift Control Module Removal/Installation [C66 M R]
Removal
1. Shift the shift lever to the neutral position.
2. Remove the plug hole plate..
3. Disconnect the negative battery cable..
4. Remove the air cleaner and air hose as a single unit..
5. Remove the battery and battery tray..
6. Disconnect the control cable from the transaxle.
a. ...
Door Trim
Purpose/Function
The front and rear door trims are equipped with shock absorbing pads for
impulse force relief during a collision.
Construction
Shock absorbing pads are installed inside the front and rear door trims.
Shock absorbing pads absorb the impulse force during ...
