Subaru Legacy BN/BS (2015-2019) Service Manual: Front catalytic converter

Installation

1. EGR PIPE A1. Temporarily attach the EGR pipe A to the cylinder head and the EGR control valve.NOTE:Use a new gasket.2. Tighten the bolts securing the EGR pipe A to the EGR control valve.Tightening ...

Removal

The front and rear catalytic converters are integrated into the front exhaust pipe; therefore, refer to “Front Exhaust Pipe” for the removal procedure. Front Exhaust Pipe > REMOVAL ...

Other materials:

Engine lubrication system trouble in general inspection
Before performing diagnostics, make sure that the engine oil level is correct and no oil leakage exists.TroublePossible causeCorrective actionWarning light remains ON.a. Oil pressure switch failure Cracked diaphragm or oil leakage within switchReplace. Broken spring or seized contactsReplace.b ...