← View Generic P0520 Guide Severity: High
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P0520: Engine Oil Pressure Sensor/Switch Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$30 - $150
Parts & Labor
Difficulty
2/5
30 mins - 1 hour
DIY Possible?
✅ Yes
Save money
Your Vehicle
2020 Chevrolet
SILVERADO 1500 PICKUP
⚠️

Important for 2020 Chevrolet SILVERADO 1500 PICKUP Owners

Before starting repairs, verify which engine your 2020 Chevrolet SILVERADO 1500 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0520 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The engine oil pressure sensor is not providing a proper signal to indicate actual oil pressure.
⚠️

Symptoms

  • • Oil pressure warning light
  • • inaccurate oil pressure gauge
  • • check engine light
  • • possible engine protection mode.
🔍

Common Causes

  • • Faulty oil pressure sensor
  • • wiring problems to sensor
  • • poor connections
  • • actual low oil pressure.
🛠️

How to Fix P0520 on 2020 Chevrolet SILVERADO 1500 PICKUP

Replace oil pressure sensor, repair wiring to sensor, clean connections, check actual oil pressure and oil level.

🔧

Need Maintenance Info for Your SILVERADO 1500 PICKUP?

Get oil capacity, filter specs, and torque settings for your specific 2020 Chevrolet SILVERADO 1500 PICKUP.

View 2020 Chevrolet SILVERADO 1500 PICKUP Specs

Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Oil Pressure Sensor Shop ↗ Oil Pressure Switch Shop ↗ Wiring Connector Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2020 Chevrolet SILVERADO 1500 PICKUP

Shop Scanners ↗
🔗

Related Diagnostic Codes

Other codes that may appear with P0520

P0518 Sequential Code

P0518: Idle Air Control (IAC) Motor Circuit Malfunction

Medium
P0519 Sequential Code

P0519: Idle Air Control (IAC) Valve Circuit Malfunction

Medium
P0521 Sequential Code

Engine Oil Pressure Sensor/Switch Range/Performance Problem

High
P0522 Sequential Code

Engine Oil Pressure Sensor/Switch Low Voltage

High

💡 Why These Codes Are Related:

  • • Similar Issues: Same root cause or component failure
  • • Related Problems: Often occur together due to system interactions
  • • Sequential Codes: Progressive failure stages or multiple sensors
  • • Same System: Components within the same automotive system