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

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

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 (US) .)
Remove the intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION (US) .)
Disconnect the wiring harness clip as shown in the illustration.

Courtesy of MAZDA MOTORS CORP.
Remove in the order indicated in the table.
Install in the reverse order of removal.

Fig 1: Positive Crankcase Ventilation Valve Components With Torque Specification

Courtesy of MAZDA MOTORS CORP.

COMPONENT DESCRIPTION

1	PCV hose (See PCV HOSE INSTALLATION NOTE .)
2	Oil separator
3	Retainer (See RETAINER REMOVAL NOTE .) (See RETAINER INSTALLATION NOTE .)
4	PCV valve