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

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

4 min read

672 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 low oil pressure warning in Ford Explorer (2011-2019). Step-by-step guide with symptoms, 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 opening the oil drain plug or working on the oil system.

Symptoms

•Check engine light illuminated
•Oil pressure gauge reading below normal
•Engine making unusual noises (e.g., knocking or ticking)
•Oil leaks under the vehicle
•Reduced engine performance
•Stalling or rough idling

Diagnostic Steps

1
Check the engine oil level using the dipstick and ensure it is within the recommended range.
2
Scan for any error codes using an OBD-II scanner to identify potential fault codes related to the oil pressure system.
3
Inspect the oil pressure sending unit for any signs of leaks or damage.
4
Check the oil filter for proper installation and any signs of blockage.
5
Inspect the oil pump for functionality and any signs of wear or malfunction.
6
Verify that the engine oil is of the correct type and viscosity as per manufacturer 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 filter wrench
•Funnel
•Oil catch pan

Parts Required

•Engine oil (type and capacity as per owner’s manual)
•Oil filter
•Oil pressure sending unit
•Oil pump (if replacement is necessary)
•Oil pan gasket (if replacing oil pump)

Related Faults

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Diagnostic Steps

1
Check the engine oil level using the dipstick and ensure it is within the recommended range.
2
Scan for any error codes using an OBD-II scanner to identify potential fault codes related to the oil pressure system.
3
Inspect the oil pressure sending unit for any signs of leaks or damage.
4
Check the oil filter for proper installation and any signs of blockage.
5
Inspect the oil pump for functionality and any signs of wear or malfunction.
6
Verify that the engine oil is of the correct type and viscosity as per manufacturer specifications.

Solution

1. Preparation

Gather tools and parts needed for the repair.
Ensure the vehicle is parked on a level surface and the engine is cool.
Disconnect the battery to avoid any electrical issues during repairs.

2. Check and Replace Engine Oil

Tools Required: Oil catch pan, socket set, oil filter wrench, funnel.
Drain the old engine oil by removing the oil drain plug with a socket wrench. Allow the oil to completely drain into the catch pan.
Replace the oil filter using the oil filter wrench. Ensure the rubber O-ring is removed from the old filter.
Reinstall the drain plug and torque it to the manufacturer’s specifications (typically around 20-30 ft-lbs).
Fill the engine with new oil (consult the owner's manual for the correct type and capacity).

3. Inspect and Replace Oil Pressure Sending Unit

Tools Required: Socket set, wrench set, thread sealant.
Locate the oil pressure sending unit (usually found near the oil filter or on the engine block).
Disconnect the electrical connector from the sending unit.
Remove the sending unit using a socket wrench. Inspect for damage or leaks.
Install the new oil pressure sending unit, applying thread sealant as necessary.
Reconnect the electrical connector.

4. Check and Replace Oil Pump (if necessary)

Tools Required: Socket set, torque wrench, gasket scraper.
If low oil pressure persists, drain the oil again and remove the oil pan (ensure to remove any bolts securing it).
Inspect the oil pump. If faulty, remove it by disconnecting it from the engine.
Install the new oil pump, ensuring proper alignment and connection.
Reinstall the oil pan with a new gasket and torque bolts to manufacturer specifications.