Test Methods

WARNING: This page is about a different car, the 2003 Subaru Outback, 2003 Subaru Legacy, and 2003 Subaru Baja. However, it is still accessible from the selected car via links, so may be relevant.

MPT model
Check the transfer clutch pressure in accordance with the following chart in the same manner as with line pressure. < Ref. to LINE PRESSURE TEST .>
1. ST 498897700 OIL PRESSURE ADAPTER SET
2. ST 498575400 OIL PRESSURE GAUGE ASSY
3. AWD mode: "D" range
4. FWD mode: "P" range, engine speed 2,000 rpm
NOTE: Before setting in FWD mode, install the spare fuse on FWD mode switch.

Fig 1: Identifying Test Plug (MPT Model)
Courtesy of SUBARU OF AMERICA, INC.
VTD model
Check transfer clutch pressure using the following chart. < Ref. to LINE PRESSURE TEST .>
1. ST 498897700 OIL PRESSURE ADAPTER SET
2. ST 498575400 OIL PRESSURE GAUGE ASSY

Fig 2: Identifying Test Plug (VTD Model)

Courtesy of SUBARU OF AMERICA, INC.