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.
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HOMESERVICE MANUALSSUBARU2014FORESTER 2.5I, ENG CD FB25BA, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 14 (ENGINE DIAGNOSTIC TROUBLE CODE (DTC) DETECTING CRITERIA (H4DOTC))DIAGNOSTIC TROUBLE CODE (DTC) DETECTING CRITERIADTC P0851: PARK/NEUTRAL SWITCH INPUT CIRCUIT LOW (AT MODEL)GENERAL DRIVING CYCLE
2014 Subaru Forester 2.5i, Eng CD FB25BA, Standard Trans
General Driving Cycle
2014 Subaru Forester 2.5i, Eng CD FB25BA, Standard TransSECTION General Driving Cycle
WARNING: This page is about a different variant/trim than selected.
Perform the diagnosis continuously in 2 seconds after starting the engine.
RENDER: 1.0x
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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.