Intake Side

Disconnect the ground terminal from battery sensor. <Ref. to BATTERY , NOTE, Note.>
Remove the air intake duct. (RH side only) <Ref. to REMOVAL , Air Intake Duct.>
Disconnect the connector (A) from the oil control solenoid, and remove the oil control solenoid from the chain cover.

RH side

Fig 1: Locating Oil Control Solenoid Bolt With Connector - Intake Side (RH Side)
Courtesy of SUBARU OF AMERICA, INC.
LH side

Fig 2: Locating Oil Control Solenoid Bolt With Connector - Intake Side (LH Side)

Courtesy of SUBARU OF AMERICA, INC.