Transfer Clutch Pressure Test: Inspection

Check the transfer clutch pressure in accordance with the following chart in the same manner as with line pressure. < Ref. to LINE PRESSURE TEST . >

ST 498897700 OIL PRESSURE ADAPTER SET
ST 498575400 OIL PRESSURE GAUGE ASSY

NOTE: Before setting in FWD mode, install the spare fuse on FWD mode switch.

Fig 1: Locating Test Plug

Courtesy of SUBARU OF AMERICA, INC.

NOTE: If oil pressure is not produced or if it does not change in the AWD mode, the transfer duty solenoid or transfer valve assembly may be malfunctioning. If oil pressure is produced in the FWD mode, the problem is similar to that in the AWD mode.

Standard transfer clutch pressure:

Non-turbo model

Fig 2: Standard Transfer Clutch Pressure Chart (Non-Turbo Model)
Courtesy of SUBARU OF AMERICA, INC.
Turbo model

Fig 3: Standard Transfer Clutch Pressure Chart (Turbo Model)
Courtesy of SUBARU OF AMERICA, INC.