Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Legacy 2000-2003 Approved Subaru Legacy 2000 2000 Service Manual ENGINE SECTION On Board Diagnostics II System MSA5TCD00L16706
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2-7 [T2A1] DIAGNOSTICS
2. Electrical Components Location
2. Electrical Components Location
A: ENGINE (MT VEHICLES)
1. MODULE
B2M3717A
(1) Engine control module (ECM) (3) Test mode connector
(2) Data link connector (for Subaru (4) CHECK ENGINE malfunction
Select Monitor and OBD-II gen- indicator lamp (MIL)
eral scan tool)
4
DIAGNOSTICS [T2A1] 2-7
2. Electrical Components Location
B3M1575A B2M2960E
B2M2238D B2M3701A
5
2-7 [T2A2] DIAGNOSTICS
2. Electrical Components Location
2. SENSOR
B2M3441A
(1) Engine coolant temperature sen- (3) Throttle position sensor (6) Camshaft position sensor
sor (4) Intake manifold pressure sensor (7) Crankshaft position sensor
(2) Intake air temperature sensor (5) Knock sensor
6
DIAGNOSTICS [T2A2] 2-7
2. Electrical Components Location
S2M1248A B2M2250A
B2M2251A B2M3702A
B2M2241A B2M2242A
B2M0213J
7
2-7 [T2A2] DIAGNOSTICS
2. Electrical Components Location
B2M3703A
(1) Front oxygen (A/F) sensor (3) Front catalytic converter
(2) Rear oxygen sensor (4) Rear catalytic converter
B2M2253A OBD0019I
OBD0524G OBD0525G
8
DIAGNOSTICS [T2A2] 2-7
2. Electrical Components Location
B2M3717B
(1) Fuel level sensor (3) Fuel tank pressure sensor
(2) Fuel temperature sensor (4) Fuel sub level sensor
B2M3704A B2M3705A
B2M3820A B2M3706A
9
2-7 [T2A3] DIAGNOSTICS
2. Electrical Components Location
3. SOLENOID VALVE, EMISSION CONTROL SYSTEM PARTS AND IGNITION SYSTEM
PARTS
B2M3441B
(1) Purge control solenoid valve (2) Ignition coil & ignitor ASSY (3) Idle air control solenoid valve
10
DIAGNOSTICS [T2A3] 2-7
2. Electrical Components Location
B2M2254A B2M2255A
B2M2256B
11
2-7 [T2A3] DIAGNOSTICS
2. Electrical Components Location
B2M3717C
(1) Pressure control solenoid valve (3) Drain valve
(2) Canister (4) Drain filter
B2M3708A B2M1809A
B2M1810A B2M1811A
12
DIAGNOSTICS [T2A3] 2-7
2. Electrical Components Location
MEMO:
13
2-7 [T2A3] DIAGNOSTICS
2. Electrical Components Location
B2M3717D
(1) Fuel pump (3) Fuel pump relay (5) Radiator sub fan relay
(2) Main relay (4) Radiator main fan relay (6) Starter
14
DIAGNOSTICS [T2A3] 2-7
2. Electrical Components Location
B2M3704B B2M3709A
B2M3710A B2M3711A
B2M2247D
15
2-7 [T2B1] DIAGNOSTICS
2. Electrical Components Location
B: ENGINE (AT VEHICLES)
1. MODULE
B2M3717A
(1) Engine control module (ECM) (3) Test mode connector
(2) Data link connector (for Subaru (4) CHECK ENGINE malfunction
Select Monitor and OBD-II gen- indicator lamp (MIL)
eral scan tool)
B3M1575A B2M2960E
B2M2238D B2M3701A
16
DIAGNOSTICS [T2B1] 2-7
2. Electrical Components Location
MEMO:
17
2-7 [T2B2] DIAGNOSTICS
2. Electrical Components Location
2. SENSOR
B2M3427A
(1) Atmospheric pressure sensor (3) Engine coolant temperature sen- (5) Knock sensor
(2) Intake air temperature and pres- sor (6) Camshaft position sensor
sure sensor (4) Throttle position sensor (7) Crankshaft position sensor
18
DIAGNOSTICS [T2B2] 2-7
2. Electrical Components Location
B2M3713A B2M3714A
S2M1248B B2M2240A
B2M2241A B2M2242A
B2M0213J
19
2-7 [T2B2] DIAGNOSTICS
2. Electrical Components Location
B2M3703A
(1) Front oxygen (A/F) sensor (3) Front catalytic converter
(2) Rear oxygen sensor (4) Rear catalytic converter
S2M0264A OBD0019I
OBD0524G OBD0525G
20
DIAGNOSTICS [T2B2] 2-7
2. Electrical Components Location
B2M3717B
(1) Fuel level sensor (3) Fuel tank pressure sensor
(2) Fuel temperature sensor (4) Fuel sub level sensor
B2M3704A B2M3705A
B2M3820A B2M3706A
21
2-7 [T2B3] DIAGNOSTICS
2. Electrical Components Location
3. SOLENOID VALVE, EMISSION CONTROL SYSTEM PARTS AND IGNITION SYSTEM
PARTS
B2M3427B
(1) Air assist injector solenoid valve (3) Purge control solenoid valve
(2) Idle air control solenoid valve (4) Ignition coil & ignitor ASSY
22
DIAGNOSTICS [T2B3] 2-7
2. Electrical Components Location
B2M3715A H2M3259A
H2M3258B B2M3720A
23
2-7 [T2B3] DIAGNOSTICS
2. Electrical Components Location
B2M3717C
(1) Pressure control solenoid valve (3) Drain valve
(2) Canister (4) Air filter
B2M3708A B2M1809A
B2M1810A B2M1811A
24
DIAGNOSTICS [T2B3] 2-7
2. Electrical Components Location
MEMO:
25
2-7 [T2B3] DIAGNOSTICS
2. Electrical Components Location
B2M3717J
(1) Inhibitor switch (4) Fuel pump relay (7) Starter
(2) Fuel pump (5) Radiator main fan relay
(3) Main relay (6) Radiator sub fan relay
26
DIAGNOSTICS [T2B3] 2-7
2. Electrical Components Location
B2M2246A B2M3704C
B2M3709B B2M3710B
B2M3711B B2M2247E
27
2-7 [T2C1] DIAGNOSTICS
2. Electrical Components Location
C: TRANSMISSION
1. MODULE
B2M3717K
(1) Transmission Control Module (2) AT diagnostic indicator light (for
(TCM) (for AT vehicles) AT vehicles)
B3M1666D B2M3701B
28
DIAGNOSTICS [T2C2] 2-7
2. Electrical Components Location
2. SENSOR
B2M2258A B2M2259A
B2M2260A B2M2261A
OBD0653B
(1) Vehicle speed sensor 1 (for AT vehicles)
(2) Vehicle speed sensor 2 (for MT vehicles)
(3) Vehicle speed sensor 2 (for AT vehicles)
(4) Torque converter turbine speed sensor
(5) ATF temperature sensor (for AT vehicles)
(6) Brake light switch
29
2-7 [T2C3] DIAGNOSTICS
2. Electrical Components Location
3. SOLENOID VALVE AND RELAY
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