Subaru Legacy BN/BS (2015-2019) Service Manual: Inspection

Subaru Legacy BN/BS (2015-2019) Service Manual / Emission control (aux. Emission control devices)(h6do) / Pcv valve / Inspection

1. PCV VALVE

1. Check that the PCV valve has no deformation, cracks or other damages.

2. Check that air is discharged from (B) when air is blown into (A).

3. Check that air does not come out from (B) when air is blown into (A).

2. OTHER INSPECTIONS

Check that the PCV hose has no cracks, damage or loose part.

Removal

CAUTION:Do not remove unless the PCV valve is broken.1. Remove the collector cover.(1) Carefully pull up the rear of collector cover at two positions (A).(2) Carefully pull up the front of collector c ...

Installation

1. Install the PCV valve to the rocker cover.NOTE:Apply liquid gasket to the bolt threads of PCV valve.Liquid gasket:THREE BOND 1324 (Part No. 004403042) or equivalentTightening torque:25 N·m ( ...

Other materials:

Inspection
1. Remove the bulkhead harness connector from TCM. Transmission Control Module (TCM) > REMOVAL2. Set the ST between the TCM and bulkhead harness.ST 18460AA040CHECK BOARD3. Set the probe of oscilloscope to the check board connector.Terminals:No. 14 (+) — No. 42 (−)(A)+ probe(B)− pro ...