SUBARU LEGACY 1999 Service Repair Manual

1. Intake Manifold
A: 2200 cc CALIFORNIA SPEC. VEHICLES
B2M2276A
(1) Intake manifold gasket RH
(2) Fuel injector cap
(3) Insulator A
(4) Insulator B
(5) Fuel injector
(6) O-ring B
(7) O-ring A
(8) Fuel pipe
(9) Nipple (AT vehicles)(10) Plug
(11) PCV valve
(12) Purge control solenoid valve
(13) Nipple
(14) Intake manifold
(15) Intake manifold gasket LH
(16) Fuel pipe protector LH (LHD
model)(17) Fuel pipe protector RH (RHD
model)
Tightening torque: N´m (kg-m, ft-lb)
T1:
16±1.5 (1.6±0.15, 11.6±1.1)
T2:23±3 (2.3±0.3, 16.6±2.2)
T3:25±2 (2.5±0.2, 18.1±1.4)
T4:3.4±0.5 (0.35±0.05, 2.5±0.4)
2
2-7[C1A0]COMPONENT PARTS
1. Intake Manifold

MEMO:
3
[C1A0]2-7COMPONENT PARTS
1. Intake Manifold

B: 2200 cc EXCEPT CALIFORNIA SPEC. VEHICLES
B2M2277A
4
2-7[C1B0]COMPONENT PARTS
1. Intake Manifold

(1) Intake manifold gasket LH
(2) Intake manifold gasket RH
(3) Fuel injector pipe
(4) O-ring A
(5) O-ring B
(6) Fuel injector
(7) Insulator
(8) Fuel injector cap
(9) Nipple (AT vehicles)
(10) Plug
(11) PCV valve
(12) Purge control solenoid valve(13) Nipple
(14) Pressure sensor
(15) Pressure sources switching sole-
noid valve
(16) Vacuum hose A
(17) Vacuum hose B
(18) Vacuum hose C
(19) Bracket (Except Canada spec.
vehicles)
(20) Bracket (For Canada spec.
vehicles)
(21) Intake manifold(22) Fuel pipe protector LH (LHD
model)
(23) Fuel pipe protector RH (RHD
model)
Tightening torque: N´m (kg-m, ft-lb)
T1:
4.9±0.5 (0.5±0.05, 3.6±0.4)
T2:23±3 (2.3±0.3, 16.6±2.2)
T3:25±2 (2.5±0.2, 18.1±1.4)
T4:3.4±0.5 (0.35±0.05, 2.5±0.4)
T5:15.7±1.5 (1.6±0.15, 11.6±1.1)
5
[C1B0]2-7COMPONENT PARTS
1. Intake Manifold

C: 2500 cc MODEL
B2M1198B
6
2-7[C1C0]COMPONENT PARTS
1. Intake Manifold

(1) Intake manifold gasket LH
(2) Intake manifold gasket RH
(3) Fuel injector pipe insulator
(4) Fuel injector pipe
(5) O-ring A
(6) O-ring B
(7) Fuel injector
(8) Insulator
(9) Fuel injector cap
(10) Plate
(11) Sealing
(12) Gasket
(13) Engine coolant hose B
(14) Air by-pass hose
(15) Idle air control solenoid valve
(16) Engine coolant hose A
(17) Nipple (AT vehicles)
(18) Plug
(19) PCV valve(20) Purge control solenoid valve
(21) Nipple
(22) BPT
(23) BPT holder bracket
(24) Back pressure hose
(25) EGR vacuum hose A
(26) EGR vacuum pipe
(27) EGR vacuum hose C
(28) EGR valve
(29) Gasket
(30) EGR vacuum hose B
(31) EGR solenoid valve
(32) EGR pipe
(33) Pressure sensor
(34) Pressure sources switching sole-
noid valve
(35) Vacuum hose A
(36) Vacuum hose B
(37) Vacuum hose C(38) Bracket (Except Canada spec.
vehicles)
(39) Bracket (For Canada spec.
vehicles)
(40) Collar
(41) Intake manifold
Tightening torque: N´m (kg-m, ft-lb)
T1:
3.4±0.5 (0.35±0.05, 2.5±0.4)
T2:4.9±0.5 (0.5±0.05, 3.6±0.4)
T3:6.4±0.5 (0.65±0.05, 4.7±0.4)
T4:16±1.5 (1.6±0.15, 11.6±1.1)
T5:19±1.5 (1.9±0.15, 13.7±1.1)
T6:19±2 (1.9±0.2, 13.7±1.4)
T7:23±3 (2.3±0.3, 16.6±2.2)
T8:25±2 (2.5±0.2, 18.1±1.4)
T9:34±2 (3.5±0.2, 25.3±1.4)
7
[C1C0]2-7COMPONENT PARTS
1. Intake Manifold

2. Air Intake System
A: 2200 cc CALIFORNIA SPEC. VEHICLES
B2M2278A
(1) Gasket
(2) Throttle position sensor
(3) Gasket
(4) Idle air control solenoid valve(5) Intake manifold pressure sensor
(6) Throttle bodyTightening torque: N´m (kg-m, ft-lb)
T1:
2.2±0.2 (0.22±0.02, 1.6±0.1)
T2:6.0±0.8 (0.61±0.08, 4.4±0.6)
T3:22±2 (2.2±0.2, 15.9±1.4)
8
2-7[C2A0]COMPONENT PARTS
2. Air Intake System

B: 2200 cc EXCEPT CALIFORNIA SPEC. VEHICLES
B2M2279A
(1) Gasket
(2) Throttle position sensor
(3) Throttle body
(4) Idle air control solenoid valve
(5) Clamp
(6) Air intake duct(7) Air intake chamber
(8) Stay LH (MT vehicles)
(9) Stay LH (AT vehicles)
(10) Stay RH
(11) Spacer
(12) BushTightening torque: N´m (kg-m, ft-lb)
T1:
2.2±0.2 (0.22±0.02, 1.6±0.1)
T2:4.9±0.5 (0.5±0.05, 3.6±0.4)
T3:22±2 (2.2±0.2, 15.9±1.4)
9
[C2B0]2-7COMPONENT PARTS
2. Air Intake System

C: 2500 cc MODEL
B2M1732A
(1) Gasket
(2) Throttle position sensor
(3) Throttle body
(4) Clamp
(5) Air intake duct
(6) By-pass hose
(7) Air intake chamber(8) Stay A (AT vehicles)
(9) Stay B (AT vehicles)
(10) Stay C (MT vehicles)
(11) Stay D (MT vehicles)
(12) Spacer
(13) BushTightening torque: N´m (kg-m, ft-lb)
T1:
2.2±0.2 (0.22±0.02, 1.6±0.1)
T2:4.9±0.5 (0.5±0.05, 3.6±0.4)
T3:22±2 (2.2±0.2, 15.9±1.4)
10
2-7[C2C0]COMPONENT PARTS
2. Air Intake System

3. Air Cleaner
A: 2200 cc CALIFORNIA SPEC. VEHICLES
B2M2280A
(1) Spacer
(2) Bush
(3) Air chamber
(4) Cushion rubber
(5) Air intake duct A
(6) Air intake duct B
(7) Holder
(8) Air cleaner case A
(9) Clip(10) Air cleaner element
(11) Air cleaner case B
(12) Air cleaner case stay LH (MT
vehicles)
(13) Air cleaner case stay LH (AT
vehicles)
(14) Air cleaner case stay RH
(15) Clamp
(16) Intake air temperature sensor(17) Rubber holder
(18) Bush
(19) Spacer
Tightening torque: N´m (kg-m, ft-lb)
T1:
7.4±2.0 (0.75±0.2, 5.4±1.4)
T2:4.9±0.5 (0.5±0.05, 3.6±0.4)
11
[C3A0]2-7COMPONENT PARTS
3. Air Cleaner