Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2001 Subaru Outback Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Section 39 (Engine Controls - System & Component Testing)
WARNING: This page is about a different car, the 2003 Subaru Outback, 2003 Subaru Legacy, 2003 Subaru Impreza, 2003 Subaru Forester, and 2003 Subaru Baja. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Component Locations
- Computerized Engine Controls
- Engine Sensors & Switches
- A/C Switch
- Camshaft Position (CMP) Sensor
- Crankshaft Position (CKP) Sensor
- Engine Coolant Temperature (ECT) Sensor
- Fuel Level Sensor
- Fuel Temperature Sensor
- Intake Manifold Pressure Sensor
- Intake Air Temperature (IAT) Sensor
- Knock Sensor (KS)
- Heated Oxygen Sensor (Ho2S)
- Neutral Position (NP) Switch
- Pressure Sensor
- Throttle Position (TP) Sensor
- Vehicle Speed Sensor (VSS)
- Relays & Solenoids
- Fuel System
- Idle Control System
- Ignition System
- Emission Systems & Sub-Systems
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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