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 ...
St 001/12 Special Service Tool Shipment January 2013
APPLICABLE MODEL(S)/VINS
2014 Mazda6
2014 CX-5
DESCRIPTION/PRICING
In support of the new 2014 Mazda6 and the 2014 CX-5, Mazda will ship to all dealers
one (1) new Special Service Tool (SST). The SST will be shipped automatically by
Mazda’s tool vendor, SPX during January 2013.
The followi ...
Floor Covering Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front scuff plate.
b. Front side trim.
c. Rear scuff plate.
d. B-pillar lower trim.
e. Rear seat cushion.
f. Front seat.
g. Lower anchor of the front seat belt (without lap pre-tensioner seat belt).
h. La ...
