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.
2013 Subaru Legacy LimitedFACTORY OEM SERVICE PROCEDURE
Drive Cycle B: Notes
| DTC | Item | Condition |
|---|---|---|
| P0010 | "A" Camshaft Position Actuator Circuit/Open (Bank 1) | - |
| P0016 | Crankshaft Position - Camshaft Position Correlation (Bank1) | - |
| P0018 | Crankshaft Position - Camshaft Position Correlation (Bank2) | - |
| P0020 | "A" Camshaft Position Actuator Circuit/Open (Bank 2) | - |
| P0137 | O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) | - |
| P0138 | O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) | - |
| P0171 | System Too Lean (Bank 1) | Complete diagnosis with drive cycle A or C as well. |
| P0172 | System Too Rich (Bank 1) | Complete diagnosis with drive cycle A or C as well. |
| P0201 | Injector #1 | - |
| P0202 | Injector #2 | - |
| P0203 | Injector #3 | - |
| P0204 | Injector #4 | - |
| P0300 | Random/Multiple Cylinder Misfire Detected | Complete diagnosis with drive cycle A or C as well. |
| P0301 | Cylinder 1 Misfire Detected | Complete diagnosis with drive cycle A or C as well. |
| P0302 | Cylinder 2 Misfire Detected | Complete diagnosis with drive cycle A or C as well. |
| P0303 | Cylinder 3 Misfire Detected | Complete diagnosis with drive cycle A or C as well. |
| P0304 | Cylinder 4 Misfire Detected | Complete diagnosis with drive cycle A or C as well. |
| P0351 | Ignition Coil A Primary/Secondary Circuit | - |
| P0352 | Ignition Coil B Primary/Secondary Circuit | - |
| P0353 | Ignition Coil C Primary/Secondary Circuit | - |
| P0354 | Ignition Coil D Primary/Secondary Circuit | - |
| P0500 | Vehicle Speed Sensor "A" | - |
| P0506 | Idle Air Control System RPM Lower Than Expected | - |
| P0507 | Idle Air Control System RPM Higher Than Expected | - |
| P0700 | Transmission Control System (MIL Request) | - |
| P2006 | Intake Manifold Runner Control Stuck Closed (Bank 1) | - |
| P2007 | Intake Manifold Runner Control Stuck Closed (Bank 2) | - |
| P2009 | Intake Manifold Runner Control Circuit Low (Bank 1) | - |
| P2012 | Intake Manifold Runner Control Circuit Low (Bank 2) | - |
| P2096 | Post Catalyst Fuel Trim System Too Lean (Bank 1) | Complete diagnosis with drive cycle A or C as well. |
| P2097 | Post Catalyst Fuel Trim System Too Rich (Bank 1) | Complete diagnosis with drive cycle A or C as well. |
| P2135 | Throttle/Pedal Position Sensor/Switch "A"/"B" Voltage Correlation | - |
| P2138 | Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation | - |
| P219A | Bank 1 Air-Fuel Ratio Imbalance | Complete diagnosis with drive cycle C as well. |
Factory Service Tools
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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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