Engine Controls - Removal, Overhaul & Installation: Removal & Installation Subaru Forester SF рестайлинг

Removal & Installation

Disconnect negative battery cable. Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE. Fuel pump is located in fuel tank. Raise rear seat and turn floor mat up. Remove access hole lid (if equipped). Disconnect fuel supply and return hoses from fuel pump. Disconnect fuel pump electrical connector. Remove fuel pump nuts. Remove fuel pump. (Scheme 1) To install, reverse removal procedure. Tighten nuts in sequence to specification. See TORQUE SPECIFICATIONS. (Scheme 2)

Scheme 1

Scheme 2

Removal & Installation (Except Forester, Impreza & Outback Sport)

Disconnect battery ground cable. Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE. Remove fuel filler cap. Raise and support vehicle. Disconnect electrical connector from fuel tank pressure sensor. (Scheme 3) Disconnect fuel pressure hose from fuel tank pressure sensor. Remove fuel tank pressure sensor. To install, reverse removal procedure.

Scheme 3

Removal & Installation (Forester, Impreza & Outback Sport)

Disconnect battery ground cable. Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE. Remove fuel filler cap. Remove rear seat lower cushion (fold forward on station wagon). Disconnect wire harness connectors to fuel tank and push grommet and wire harness thru floor. (Scheme 4) Remove fuel pump assembly. See FUEL PUMP. Drain fuel from tank. Disconnect hose from fuel filler pipe. Raise and support vehicle. Remove rear differential. See REMOVAL & INSTALLATION in approptiate DRIVE AXLES article. Remove fuel tank from vehicle. Remove protective cover. Disconnect electrical connector from fuel tank pressure sensor. Release clips holding (4) fuel lines to tank. Lift (2) upper fuel lines above sensor. Remove fuel tank pressure sensor bracket bolt. (Scheme 5) Disconnect pressure hose from sensor and remove fuel tank pressure sensor. To install, reverse removal procedure.

Scheme 4

Scheme 5

Note. On models except Forester, Impreza and Outback Sport, when replacing fuel temperature sensor, also replace fuel level sensor. On Forester, Impreza and Outback Sport, fuel temperature sensor is part of fuel pump and must be replaced as an assembly. See FUEL PUMP .

Removal & Installation - Right Side (Forester, Impreza & Outback Sport)

1. Disconnect negative battery cable.
2. Release fuel pressure. See «FUEL SYSTEM PRESSURE RELEASE»(ref-11761-S38365471532000112700000). Remove fuel filler cap.
3. Remove intake air assembly. Remove resonator chamber.
4. Disconnect No. 1 and 3 spark plug wires from spark plugs.
5. Remove fan belt covers and power steering belt. Remove bolts holding power steering lines to intake manifold. Remove bolts holding power steering pump and move pump off to side. (Scheme 6)
6. Disconnect fuel injector harness connectors. Remove bolts holding injector rail to intake manifold.
7. On 2.5L, remove clips holding injectors to injector rail. (Scheme 7) On all engines, lift injector rail and remove injectors.
8. To install, reverse removal procedure using NEW O-rings. On 2.2L engine (Scheme 8) On 2.5L engine (Scheme 9)

Scheme 6

Scheme 7

Scheme 8

Scheme 9

Removal & Installation - Left Side (Forester, Impreza & Outback Sport)

1. Disconnect negative battery cable.
2. Release fuel pressure. See «FUEL SYSTEM PRESSURE RELEASE»(ref-11761-S38365471532000112700000). Remove fuel filler cap.
3. Remove bolts holding washer jar and disconnect harness connectors. Disconnect washer hoses from jar and plug fittings. Remove washer jar.
4. Disconnect No. 2 and 4 spark plug wires from spark plugs. On Impreza and Outback Sport, remove fuel rail protector. (Scheme 10) Disconnect fuel injector wire harness connectors.
5. Remove bolts holding injector rail to intake manifold. On 2.5L, remove clips holding injectors to injector rail. (Scheme 7) On all engines, lift injector rail and remove fuel injectors.
6. To install, reverse removal procedure using NEW O-rings. On 2.2L engine (Scheme 8) On 2.5L engine (Scheme 9)

Scheme 10

Removal & Installation - Right Side (Legacy & Outback)

1. Disconnect negative battery cable.
2. Release fuel pressure. See «FUEL SYSTEM PRESSURE RELEASE»(ref-11761-S38365471532000112700000). Remove fuel filler cap.
3. Remove intake air assembly. Remove resonator chamber.
4. Remove fan belt covers and power steering belt. Remove bolts holding power steering lines to intake manifold. Remove bolts holding power steering pump. Remove bolts holding power steering pump reservoir and lift up out of bracket. Move power steering pump and reservoir away from engine. (Scheme 11)
5. Remove fuel rail protector(s). On 2.5L (Scheme 12) On 3.0L (Scheme 13) On 3.0L, disconnect ground wire from protector. Disconnect fuel injector wire harness connectors.
6. Remove bolts holding injector rail to intake manifold. On 2.5L (A/T), remove clips holding injectors to injector rail. (Scheme 7) On all engines, lift injector rail and remove fuel injectors.
7. To install, reverse removal procedure using NEW O-rings. On 2.5L (M/T) (Scheme 8) On 2.5L (A/T) (Scheme 9) On 3.0L (Scheme 14)

Scheme 11

Scheme 12

Scheme 13

Scheme 14

Removal & Installation - Left Side (Legacy & Outback)

1. Disconnect negative battery cable.
2. Release fuel pressure. See «FUEL SYSTEM PRESSURE RELEASE»(ref-11761-S38365471532000112700000). Remove fuel filler cap.
3. Remove bolts holding washer jar and disconnect harness connectors. Disconnect washer hoses from jar and plug fittings. Remove washer jar.
4. On 2.5L, disconnect No. 2 and 4 spark plug wires from spark plugs. On 2.5L & 3.0L, remove fuel rail protector(s). (Scheme 12)or (Scheme 13). Disconnect fuel injector wire harness connectors.
5. Remove bolts holding injector rail to intake manifold. On 2.5L (A/T), remove clips holding injectors to injector rail. (Scheme 7) On all engines, lift injector rail and remove fuel injectors.
6. To install, reverse removal procedure using NEW O-rings. On 2.5L (M/T) (Scheme 8) On 2.5L (A/T) (Scheme 9) On 3.0L (Scheme 14)

If oxygen sensor is difficult to remove, use rust penetrant to avoid damaging exhaust threads. Disconnect wiring from sensor. Unscrew sensor from exhaust manifold.

If old sensor is reused, apply anti-seize compound to sensor threads. Keep anti-seize compound away from sensor body. New sensors are coated with anti-seize compound. DO NOT remove anti-seize compound from sensor. Tighten to 13-18 ft. lbs. (18-24 N.m).

Disconnect wire harness connector. Remove Throttle Position (TP) sensor-to-throttle body screws. Remove TP sensor. To install, reverse removal procedure. Adjust to specification. See THROTTLE POSITION SENSOR in ON VEHICLE ADJUSTMENTS article. Tighten screws to specification. See TORQUE SPECIFICATIONS .