why does my Ford Explorer Fifth Generation (2011-2019) engine make a ticking noise?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

4-6 hours

Time

medium

Difficulty

medium

Severity

3 min read

584 words

Problem Statement

Learn how to diagnose and fix engine ticking noise in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Engine

Estimated Time

4-6 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before opening components.

Symptoms

•Check engine light illuminated
•Ticking noise noticeable during idle or acceleration
•Poor engine performance or loss of power
•Oil pressure warning light may appear
•Increased engine temperature

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any underlying issues.
2
Check the engine oil level and condition; look for signs of contamination or low levels.
3
Inspect the engine components visually, focusing on the valve cover and timing chain area.
4
Listen for the ticking noise using a mechanic's stethoscope to pinpoint the source.
5
Check for loose or damaged components, such as heat shields or exhaust manifolds.
6
Test the oil pressure using a mechanical oil pressure gauge to ensure proper lubrication.

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 drain pan
•Socket set (including 8-10 mm sockets)
•Torque wrench
•Oil filter wrench
•Mechanic's stethoscope

Parts Required

•Engine oil (5W-20 or 5W-30)
•Oil filter
•Valve cover gasket
•Timing chain tensioner (if needed)

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any underlying issues.
2
Check the engine oil level and condition; look for signs of contamination or low levels.
3
Inspect the engine components visually, focusing on the valve cover and timing chain area.
4
Listen for the ticking noise using a mechanic's stethoscope to pinpoint the source.
5
Check for loose or damaged components, such as heat shields or exhaust manifolds.
6
Test the oil pressure using a mechanical oil pressure gauge to ensure proper lubrication.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and the engine is cool.
Disconnect the negative battery cable for safety.

2. Change Engine Oil and Filter

Sub-steps:
1. Raise the vehicle using a jack and secure it with jack stands.
2. Remove the oil drain plug and allow the old oil to drain completely into a pan.
3. Replace the oil filter using an oil filter wrench, ensuring the rubber O-ring comes off with the old filter.
4. Install the new oil filter and tighten it according to the manufacturer's specifications (usually hand-tight).
5. Reinstall the oil drain plug with a torque value of 20 lb-ft.
6. Fill the engine with fresh oil of the recommended type (usually 5W-20 or 5W-30) up to the specified level.

3. Inspect and Repair Valve Train Components

Sub-steps:
1. Remove the valve cover by taking out the bolts (typically 8-10 mm) and gently prying it off.
2. Inspect the rocker arms, push rods, and lifters for wear or damage.
3. Replace any worn components, ensuring proper lubrication is applied during reassembly.
4. Reinstall the valve cover with a new gasket, tightening bolts to the specified torque (usually 89 lb-in).

4. Check Timing Chain Tensioner

Sub-steps:
1. Remove the front engine cover by taking out the necessary bolts.
2. Inspect the timing chain and tensioner for wear; replace if necessary.
3. Ensure the tensioner is properly seated and functioning before reassembly.
4. Reinstall the front engine cover with a new gasket, tightening to manufacturer specifications.