P0520 on Dodge Durango
Engine Oil Pressure Sensor/Switch A Circuit
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Dodge Durango context without treating complaints as confirmed diagnoses.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for P0520.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
What P0520 Means on Your Dodge Durango
P0520 is a diagnostic trouble code indicating: Engine Oil Pressure Sensor/Switch A Circuit. This code relates to the vehicle speed and idle control system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Real Dodge Durango Owner Reports
Source: NHTSA Complaints Database
"Check engine light appeared despite all scheduled maintenance having been conducted as recommended. check engine light is p0520 engine oil pressure sensor/switch "a" circuit. seemingly this is a faulty sensor/switch which has occurred in 12% of durango vehicles of the manufacturer year of 2014."
"Bad oil pressure sensor with code p0520. engine light suddenly come on when idle. since then it read high pressure close to 100psi in the morning right after i start my car. lowered as i drive but the engine light doesn't go off."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on Dodge Durango
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.