Exhaust Side

Disconnect the ground terminal from battery sensor. <Ref. to BATTERY , NOTE, Repair Contents.>
Lift up the vehicle.
Remove the under cover. <Ref. to REMOVAL , Front Under Cover.>
Disconnect the connector (A) from the exhaust oil flow control solenoid valve, and remove the exhaust oil flow control solenoid valve.
- RH side
  
  Fig 1: Locating Exhaust Oil Flow Control Solenoid Valve Bolt With Connector - RH Side
  Courtesy of SUBARU OF AMERICA, INC.
- LH side

Fig 2: Locating Exhaust Oil Flow Control Solenoid Valve Bolt With Connector - LH Side

Courtesy of SUBARU OF AMERICA, INC.