Positive Crankcase Ventilation (PCV) Valve Removal/Installation (VIN Y): Notes

WARNING: This page is about a different variant/trim than selected.

Replacement Part

Gasket
Quantity: 1
Location of use: Oil separator

Retainer
Quantity: 1
Location of use: PCV valve

O-ring
Quantity: 1
Location of use: PCV valve

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT (VIN Y) .)
Remove the intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION (VIN Y) .)

Remove in the order indicated in the table.

Fig 1: Positive Crankcase Ventilation Valve Components Location With Torque Specification

Courtesy of MAZDA MOTORS CORP.

POSITIVE CRANKCASE VENTILATION (PCV) VALVE COMPONENT OPERATIONS

Component No.	Refer to
1	PCV hose (See PCV Hose Installation Note .)
2	Intake manifold stay
3	Oil separator
4	Retainer (See RETAINER REMOVAL NOTE .) (See RETAINER INSTALLATION NOTE .)
5	PCV valve