Fuel Pressure
NOTE:
Fuel pressure information for Impreza, Outback Sport and Outback 3.0L is not available from manufacturer.
Relieve fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Remove fuel filler cap. Disconnect fuel hose at fuel filter and install fuel pressure gauge. Start engine and check fuel pressure at idle. See FUEL PRESSURE AT IDLE table. Verify fuel pressure increases as specified.
FUEL PRESSURE AT IDLE
| Application | Vacuum Line Connected - psi (kg/cm2 ) | Vacuum Line Disconnected - psi (kg/cm2 ) |
|---|---|---|
| Forester, Legacy & Outback 2.5L | 30-34 (2.1-2.4) | 41-46 (2.9-3.2) |