Chevrolet Spark manuals

Mazda CX-5 Service & Repair Manual: Positive Crankcase Ventilation (PCV) Valve Inspection

Mazda CX-5 Service & Repair Manual / Engine / Emissions / Positive Crankcase Ventilation (PCV) Valve Inspection

Airflow Inspection

1. Disconnect the section (A) of ventilation hose shown in the figure.


2. Start the engine and verify that vacuum is applied to the end of the disconnected ventilation hose while the engine is idling.

NOTE:

3. Disconnect the negative battery cable..

4. Remove the intake manifold..

5. Remove the PCV valve and the oil separator as a single unit..

6. Verify that there is no airflow when pressure is applied to port B.


7. Verify that there is airflow when vacuum is applied to port B.

Positive Crankcase Ventilation (PCV) System
Purpose, Outline Prevents release of blow-by gas (unburnt gas) into the atmosphere. The intake manifold vacuum introduces blow-by gas to the intake manifold via the PCV valve and the ...

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 ...

Other materials:

Front Seat
Purpose, Function The front seats are structured to reduce impact force applied to the head of the occupant in a vehicle collision. 8WAY or 6WAY power seats have been adopted on the driver's seat. (with power seat system). A seat warmer system has been adopted on the ...

Front Combination Light
Purpose Parts related to the front exterior lights are grouped and housed together such as the headlight, front turn/parking light, headlight leveling actuator, wiring harnesses, and connectors. Function Each light illuminates or flashes when the light switch, turn switch, ...

Inspection Of SST (Deployment Tool) [Two Step Deployment Control System]
1. Before using the SST (49 H066 002), inspect its operation. Inspection Procedure 1. Follow the steps below to inspect the SST (49 H066 002). If not as indicated in the table, replace the SST (49 H066 002) because it has a malfunction. WARNING: Do not use a malfu ...

© 2016-2019 Copyright www.mcx5.org