why does my Ford Explorer Fifth Generation (2011-2019) have low oil pressure

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

4 min read

618 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 in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with diagnostic procedures 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 warning light activated
•Engine noise (ticking or knocking sounds)
•Engine performance issues (loss of power)
•Oil leaks under the vehicle
•Increased engine temperature

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any related issues.
2
Check engine oil level and condition (look for contamination).
3
Inspect the oil pressure sending unit for signs of damage or malfunction.
4
Test the oil pressure using a mechanical oil pressure gauge.
5
Inspect the oil pump for proper operation and any signs of wear.
6
Check for clogged oil passages in the engine.

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
•Oil pressure gauge
•Socket set
•Torque wrench
•Oil filter wrench
•Clean rags

Parts Required

•Engine oil (as specified in the owner's manual)
•Oil filter
•Oil pressure sending unit (if faulty)
•Oil pump (if necessary)

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any related issues.
2
Check engine oil level and condition (look for contamination).
3
Inspect the oil pressure sending unit for signs of damage or malfunction.
4
Test the oil pressure using a mechanical oil pressure gauge.
5
Inspect the oil pump for proper operation and any signs of wear.
6
Check for clogged oil passages in the engine.

Solution

1. Preparation

Tools Required: OBD-II scanner, oil pressure gauge, socket set, torque wrench, oil filter wrench, clean rags.
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

Sub-steps:
1. Remove the oil drain plug and drain the old oil into a suitable container.
2. Replace the oil filter using an oil filter wrench.
3. Install a new oil filter; ensure it is properly lubricated with new oil on the rubber gasket.
4. Replace the drain plug and torque it to the manufacturer's specifications (typically around 20-30 ft-lbs).
5. Refill the engine with the recommended type and amount of oil (consult the owner’s manual for specifics).

3. Inspect and Replace Oil Pressure Sending Unit

Sub-steps:
1. Locate the oil pressure sending unit (typically near the oil filter).
2. Disconnect the electrical connector from the sending unit.
3. Remove the sending unit using a socket wrench.
4. Install the new sending unit, ensuring it is properly seated.
5. Reconnect the electrical connector.

4. Test Oil Pressure

Sub-steps:
1. Install the mechanical oil pressure gauge into the oil pressure sending unit port.
2. Start the engine and monitor the oil pressure readings.
3. If readings are below normal (consult service manual for specifications), further inspect the oil pump and engine internals.

5. Inspect and Replace Oil Pump (if necessary)

Sub-steps:
1. Remove the oil pan by loosening bolts with a socket set.
2. Inspect the oil pump for wear and replace if damaged; ensure to follow torque specifications upon reinstallation.
3. Reinstall the oil pan using a new gasket and torque it to specifications (usually around 10-15 ft-lbs).