
2-7 ON-BOARD DIAGNOSTICS II SYSTEM
2. Electrical Components Location
2. Electrical Components Location
A: ENGINE
1. MODULE
OBD0003A
k
1 Engine control module (ECM) k
4 Test mode connector
k
2 Data link connector (for Subaru select monitor only) k
5 CHECK ENGINE malfunction indicator lamp (MIL)
k
3 Data link connector (for Subaru select monitor and OBD-II
general scan tool)
OBD0004A OBD0005D
OBD0006B B2M0470A
14
ON-BOARD DIAGNOSTICS II SYSTEM 2-7
2. Electrical Components Location
2. SENSOR
OBD0009A
k
1 Pressure sensor k
5 Knock sensor
k
2 Mass air flow sensor k
6 Camshaft position sensor
k
3 Engine coolant temperature sensor k
7 Crankshaft position sensor
k
4 Throttle position sensor
B2M0776A OBD0011A
15
2-7 ON-BOARD DIAGNOSTICS II SYSTEM
2. Electrical Components Location
OBD0012A OBD0013A
OBD0014A OBD0015A
B2M0213B
16
ON-BOARD DIAGNOSTICS II SYSTEM 2-7
2. Electrical Components Location
B2M0471A
B2M0472A
k
8 Front oxygen sensor k
11 Front catalytic converter
k
9 Rear oxygen sensor (Except 2200 cc California model) k
12 Rear catalytic converter
k
10 Rear oxygen sensor (2200 cc California model)
OBD0018A OBD0019B
17
2-7 ON-BOARD DIAGNOSTICS II SYSTEM
2. Electrical Components Location
B2M0473A OBD0524C
OBD0525C
18
ON-BOARD DIAGNOSTICS II SYSTEM 2-7
2. Electrical Components Location
OBD0003C
k
1 Fuel level sensor k
3 Fuel tank pressure sensor
k
2 Fuel temperature sensor k
4 Fuel sub level sensor
B2M0921A B2M0922A
B2M0946A
19
2-7 ON-BOARD DIAGNOSTICS II SYSTEM
2. Electrical Components Location
3. SOLENOID VALVE, EMISSION CONTROL SYSTEM
PARTS AND IGNITION SYSTEM PARTS
OBD0009B
k
1 Pressure sources switching solenoid valve k
5 Purge control solenoid valve
k
2 Idle air control solenoid valve k
6 Ignitor
k
3 EGR valve (AT vehicles only) k
7 Ignition coil
k
4 EGR control solenoid valve (AT vehicles only)
B2M0777A OBD0022A
20
ON-BOARD DIAGNOSTICS II SYSTEM 2-7
2. Electrical Components Location
B2M0670A OBD0024A
OBD0025A OBD0026A
B6M0160A
21
2-7 ON-BOARD DIAGNOSTICS II SYSTEM
2. Electrical Components Location
OBD0003D
k
8 Pressure control solenoid valve (2200 cc AWD except k
10 Canister (2200 cc AWD except Taiwan model)
Taiwan model)
k
9 Vent control solenoid valve (2200 cc except AWD Taiwan
model)
B2M0923A B2M0924A
22
ON-BOARD DIAGNOSTICS II SYSTEM 2-7
2. Electrical Components Location
OBD0003B
k
1 Inhibitor switch (AT vehicles only) k
6 Radiator main fan relay 2 (With A/C models only)
k
2 Fuel pump k
7 Radiator sub fan relay 1 (With A/C models)
k
3 Main relay Main fan relay (Without A/C models)
k
4 Fuel pump relay k
8 Radiator sub fan relay 2 (With A/C models only)
k
5 Radiator main fan relay 1 (With A/C models only) k
9 Starter
OBD0047A B2M0216A
B2M0218B OBD0034A
23
2-7 ON-BOARD DIAGNOSTICS II SYSTEM
2. Electrical Components Location
OBD0036A OBD0038A
24
ON-BOARD DIAGNOSTICS II SYSTEM 2-7
2. Electrical Components Location
B: TRANSMISSION
1. MODULE
OBD0039A
k
1 Transmission Control Module (TCM) (for AT vehicles) k
2 AT diagnostic indicator light (for AT vehicles)
B3M0443C B2M0470B
2. SENSOR
OBD0041A OBD0042A
k
1 Vehicle speed sensor 1 (for AT FWD vehicles) k
2 Vehicle speed sensor 1 (for AT AWD vehicles)
25
2-7 ON-BOARD DIAGNOSTICS II SYSTEM
2. Electrical Components Location
OBD0043A OBD0044A
H2M1145B OBD0653A
k
3 Vehicle speed sensor 2 (for MT vehicles) k
5 ATF temperature sensor (for AT vehicles)
k
4 Vehicle speed sensor 2 (for AT vehicles) k
6 Brake light switch
26
ON-BOARD DIAGNOSTICS II SYSTEM 2-7
2. Electrical Components Location
3. SOLENOID VALVE AND RELAY