how to fix Ford Explorer Fifth Generation (2011-2019) oil pressure warning light

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

4 min read

631 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix the oil pressure warning light issue in Ford Explorer (2011-2019). Step-by-step guide with symptoms, diagnostics, and repair instructions.

Affected Component

Engine

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical systems.
•Allow engine to cool before opening the oil fill cap or working on the oil system.

Symptoms

•Oil pressure warning light illuminated on the dashboard
•Engine makes a ticking or knocking noise
•Low oil level observed on the dipstick
•Engine overheating
•Oil leaks under the vehicle

Diagnostic Steps

1
Check the engine oil level using the dipstick to ensure it is within the recommended range.
2
Scan the vehicle's onboard diagnostic system with an OBD-II scanner for any related error codes.
3
Inspect the oil pressure sensor for any signs of damage or disconnection.
4
Test the oil pressure using a mechanical oil pressure gauge to verify actual oil pressure readings.
5
Check for oil leaks around the oil filter and oil pan.
6
Inspect the oil pump for proper operation and any signs of wear.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Socket set
•Torque wrench
•Mechanical oil pressure gauge
•Oil filter wrench
•Oil catch pan

Parts Required

•Engine oil (5W-20)
•New oil filter
•New oil pressure sensor
•New oil pump (if necessary)
•Oil pan gasket (if necessary)

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Diagnostic Steps

1
Check the engine oil level using the dipstick to ensure it is within the recommended range.
2
Scan the vehicle's onboard diagnostic system with an OBD-II scanner for any related error codes.
3
Inspect the oil pressure sensor for any signs of damage or disconnection.
4
Test the oil pressure using a mechanical oil pressure gauge to verify actual oil pressure readings.
5
Check for oil leaks around the oil filter and oil pan.
6
Inspect the oil pump for proper operation and any signs of wear.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the engine is cool.
Disconnect the battery to avoid electrical issues.

2. Check and Top Off Oil Level

Remove the oil fill cap and check the oil level on the dipstick.
If low, add the appropriate type of oil (typically 5W-20 for Ford Explorer).
Recheck the oil level after adding oil, ensuring it is within the acceptable range.

3. Replace Oil Pressure Sensor

Locate the oil pressure sensor on the engine block.
Use a socket wrench to disconnect the electrical connector from the sensor.
Unscrew the old oil pressure sensor using a socket wrench and replace it with a new one (ensure it is the correct part for the specific engine).
Torque the new sensor to the manufacturer's specified torque value (usually around 15-20 ft-lbs).
Reconnect the electrical connector.

4. Replace Oil Pump (if necessary)

Drain the engine oil completely and remove the oil filter.
Disconnect any components obstructing access to the oil pump (such as the oil pan).
Remove the oil pan by unscrewing the bolts and carefully prying it off.
Remove the old oil pump by unbolting it and installing the new oil pump, ensuring proper alignment.
Reinstall the oil pan with a new gasket and torque to the manufacturer’s specifications.
Replace the oil filter and refill the engine with fresh oil.

5. Final Checks

Reconnect the battery.
Start the engine and check for leaks around the oil pressure sensor and oil pump.
Monitor the oil pressure warning light to ensure it has turned off.