how to troubleshoot the oil pressure warning light on Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

542 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 troubleshoot the oil pressure warning light on Ford Explorer (2011-2019). Step-by-step guide with diagnostic steps and repair instructions.

Affected Component

Engine

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before performing any inspections.

Symptoms

•Oil pressure warning light illuminated on the dashboard
•Engine making unusual noises (ticking or knocking)
•Poor engine performance or stalling
•Oil leaks under the vehicle
•Decreased fuel economy
•Engine overheating

Diagnostic Steps

1
Check the oil level using the dipstick to ensure it is within the proper range.
2
Inspect for any visible oil leaks around the oil pan, oil filter, and oil lines.
3
Use an OBD-II scanner to check for any diagnostic trouble codes (DTCs) related to the oil pressure system.
4
Test the oil pressure using an external oil pressure gauge.
5
Inspect the oil pressure sending unit for signs of damage or failure.
6
Check the condition and type of oil being used; ensure it meets manufacturer's specifications.

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
•Oil pressure gauge
•Screwdriver set

Parts Required

•Oil pressure sending unit
•Engine oil (as required for top-up)

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Diagnostic Steps

1
Check the oil level using the dipstick to ensure it is within the proper range.
2
Inspect for any visible oil leaks around the oil pan, oil filter, and oil lines.
3
Use an OBD-II scanner to check for any diagnostic trouble codes (DTCs) related to the oil pressure system.
4
Test the oil pressure using an external oil pressure gauge.
5
Inspect the oil pressure sending unit for signs of damage or failure.
6
Check the condition and type of oil being used; ensure it meets manufacturer's specifications.

Solution

1. Preparation

Gather tools and parts needed for the repair.
Safety gear: gloves and safety glasses.
Ensure the vehicle is on a level surface and the engine is cool.

2. Check Oil Level

Remove the dipstick, wipe it clean, reinsert it, and remove it again to check the oil level.
If low, add oil of the recommended type until the correct level is reached.

3. Inspect Oil Pressure Sending Unit

Locate the oil pressure sending unit (typically near the oil filter).
Disconnect the electrical connector from the unit.
Remove the sending unit using a socket wrench.
Inspect for any signs of oil leakage or damage.

4. Replace Oil Pressure Sending Unit (if necessary)

If the sending unit is faulty, install a new one:
- Apply a small amount of thread sealant to the threads of the new sending unit.
- Install the sending unit and torque it to the manufacturer's specification (usually around 15-25 ft-lbs).
- Reconnect the electrical connector.

5. Test Oil Pressure

Install an external oil pressure gauge by removing the oil pressure sending unit and connecting the gauge.
Start the engine and monitor the oil pressure readings. Compare them to the manufacturer's specifications (typically between 25-65 PSI at operating temperature).
If oil pressure is low, further inspection of the oil pump and engine internals may be necessary.