Engine-Codes - Generic - P0520

P0520 Code - Engine Oil Pressure Sensor/Switch Circuit Malfunction

- Code Popularity: 53,666 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
ChatAC AutoCodes.com AI Chat

What are the Possible Causes of the DTC P0520?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Low oil level or motor mechanical fault
  • Faulty Oil Pressure Sensor
  • Oil Pressure Sensor harness is open or shorted
  • Oil Pressure Sensor circuit poor electrical connection
⚠ Does your Car have Safety Recalls? → Check here

How to Fix the DTC P0520?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

Search for P0520 Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P0520 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

When is the Code Detected?

The P0520 is detected when the circuit from oil pressure sensor to PCM is malfunction

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Oil pressure warning light ON.

What Does the P0520 Code Mean?

The PCM continuously monitors the engine oil pressure. The Oil Pressure Sensor/Switch sends a signal to the PCM when the engine is running.

P0520 Code - Engine Oil Pressure Sensor/Switch Circuit Malfunction

Need more Information on the Code?

Need more information on how to fix the P0520 code? Get Access to Factory Service Manuals

Code P0520 Information for Specific Makes

Need Help with the Code?

Get the P0520 code diagnosed by a professional: Find a repair shop in your area