Powertrain Management: Locations

ELECTRICAL COMPONENTS LOCATIONS

Engine Control Module And On-board Diagnostic Connectors

Overhead View:

1. Engine Control Module (ECM)





2. Data Link Connector (for Subaru Select Monitor only)
4. Test Mode Connector





3. Data Link Connector (for Subaru Select Monitor and OBD-II general scan tool)





5. "CHECK ENGINE" Malfunction Indicator Lamp (MIL)



Sensors

Underhood View:

1. Pressure Sensor (A/T Vehicles only)





2. Mass Air Flow Sensor





3. Engine Coolant Temperature Sensor





4. Throttle Position Sensor





5. Knock Sensor





6. Camshaft Position Sensor





7. Crankshaft Position Sensor









8. Front Oxygen Sensor





9. Rear Oxygen Sensor





10. Front Catalytic Converter





11. Rear Catalytic Converter



Solenoid Valve, Emission Control System Parts And Ignition System Parts

Underhood View:

1. Pressure Sources Switching Solenoid Valve (A/T vehicles only)





2. Idle Air Control Solenoid Valve





3. Exhaust Gas Recirculation (EGR) Valve (A/T vehicles only)





4. EGR Control Solenoid Valve (A/T vehicles only)





5. Purge control Solenoid Valve





6. Igniter





7. Ignition Coil










1. Inhibitor Switch (A/T vehicles only)





2. Fuel Pump





3. Main Relay
4. Fuel Pump Relay





5. Radiator Main Fan Relay 1 (With A/C models only)
6. Radiator Main Fan Relay 2 (With A/C models only)
8. Radiator Sub Fan Relay 2 (With A/C models only)





7. Radiator Sub Fan Relay 1 (With A/C models) / Main fan relay (Without A/C models)





9. Starter