P0520 — OBD-II trouble code

A generic powertrain OBD-II trouble code. Below are the vehicles and failure patterns where owners report it, drawn from NHTSA complaints.

In ProblemsByVin's analysis of the NHTSA owner-complaint record, owners cite P0520 across 13 vehicle failure patterns. Diagnostic codes in complaints are reported by owners and are unverified — they point to where this code shows up, not a confirmed diagnosis. Open a page below for the full pattern (symptoms, mileage, repair costs owners cite).

Vehicles where owners report P0520 13 patterns

2020 Ford Ecosport

powertrain — Oil Pump Drive Belt and Tensioner System Failure with Secondary Engine Damage

2018 Ford Focus

engine — Oil pump drive belt tensioner failure / oil pump belt failure

2017 GMC Terrain

powertrain — PCV System Freeze and Rear Main Seal Failure

2016 Jeep Renegade

engine — Excessive oil consumption and low-oil stalling

2014 Dodge Challenger

electrical — Electrical System Voltage Instability & Sensor Failures

2014 Dodge Durango

engine — Engine Oil Pressure Sensor Fault (P0520)

2014 Jeep Wrangler

electrical — Oil pressure sensor / switch failure (3.6L engine)

2014 Jeep Cherokee

powertrain — 9-Speed Transmission - Hesitation, Surging, and Erratic Shifting

2014 Jeep Cherokee

electrical — Transmission Loss of Drive / Limp Mode & Electrical Faults

2013 Jeep Grand Cherokee

engine — Oil Pressure Sensor/Switch Failure (P0520 Code)

2013 Jeep Wrangler

engine — Unplanned stalling and no-start events

2012 Dodge Grand Caravan

electrical — TIPM failure causing no-start/intermittent start

2012 Hyundai Tucson

engine — Engine oil pan leak with insufficient oil supply to bearings

Codes are pulled from what owners wrote in their NHTSA filings — they're allegations, not a shop diagnosis. Always confirm with a live scan. Browse all diagnostic codes →