how to fix the timing chain issue on Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

3 min read

527 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 timing chain issues in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with symptoms and repair instructions.

Affected Component

Engine

Estimated Time

4-8 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

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

Symptoms

•Check engine light illuminated
•Engine rattling or noise from the front of the engine
•Rough idle or stalling
•Loss of power during acceleration
•Poor fuel economy
•Engine misfires or hesitation

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify specific issues related to the timing chain.
2
Inspect the engine oil level and condition; low or contaminated oil can affect timing chain performance.
3
Visually inspect the timing chain cover for any leaks or signs of oil seepage.
4
Check the tensioner for proper operation and any signs of wear or damage.
5
Perform a physical inspection of the timing chain for stretching or excessive slack.
6
Listen for unusual noises when the engine is running, particularly from the timing chain area.

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
•Screwdrivers
•Pliers
•Engine oil drain pan
•Timing chain kit

Parts Required

•Timing chain
•Timing chain tensioner
•Timing chain guides
•Gasket or sealant for timing cover
•Engine oil

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify specific issues related to the timing chain.
2
Inspect the engine oil level and condition; low or contaminated oil can affect timing chain performance.
3
Visually inspect the timing chain cover for any leaks or signs of oil seepage.
4
Check the tensioner for proper operation and any signs of wear or damage.
5
Perform a physical inspection of the timing chain for stretching or excessive slack.
6
Listen for unusual noises when the engine is running, particularly from the timing chain area.

Solution

1. Preparation

Gather tools and parts needed for the repair.
Disconnect the battery to ensure safety while working on electrical components.
Allow the engine to cool completely.

2. Remove Engine Components

Sub-steps:
1. Remove the engine cover by unbolting any fasteners.
2. Drain the engine oil and remove the oil pan if necessary to access the timing chain.
3. Remove any components obstructing access to the timing chain, such as the serpentine belt and front engine mount.
4. Detach the timing chain cover by removing all retaining bolts. Gently pry off the cover.

3. Inspect and Replace Timing Chain

Sub-steps:
1. Inspect the timing chain for wear and any signs of damage.
2. Remove the timing chain tensioner and guide; be cautious as they may be under spring tension.
3. If necessary, replace the timing chain with a new one, ensuring the correct alignment with the timing marks on the crankshaft and camshaft gears.
4. Replace the tensioner and guides as well to ensure proper chain tension.

4. Reassemble Engine Components

Sub-steps:
1. Clean the timing chain cover mating surface and apply a new gasket or sealant as recommended by the manufacturer.
2. Reinstall the timing chain cover and torque the bolts to the manufacturer's specifications.
3. Reattach any components removed earlier, such as the oil pan, engine mounts, and serpentine belt.
4. Refill the engine oil with the recommended type and quantity.

5. Final Checks

Sub-steps:
1. Reconnect the battery and start the engine, checking for leaks and unusual noises.
2. Allow the engine to reach operating temperature and monitor for any warning lights.

Tools Required:

OBD-II scanner
Socket set
Torque wrench
Screwdrivers
Pliers
Engine oil drain pan
Timing chain kit (if replacement is needed)

Parts Required:

Timing chain
Timing chain tensioner
Timing chain guides
Gasket or sealant for timing cover
Engine oil (specified type)

Estimated Repair Time: 4-8 hours

Safety Warnings:

Disconnect the battery before working on electrical components.
Allow engine components to cool before handling.