how to replace the timing chain on a 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

600 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

Step-by-step guide to replace the timing chain on a Ford Explorer (2011-2019). Learn about symptoms, diagnostic steps, and necessary tools.

Affected Component

Engine

Estimated Time

4-8 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool completely before draining coolant.

Symptoms

•Engine rattling noise during idle
•Poor acceleration or loss of power
•Check engine light illuminated
•Engine misfiring or rough running
•Oil leaks from the timing cover area

Diagnostic Steps

1
Scan the vehicle’s OBD-II system for any error codes related to the timing chain or engine performance.
2
Inspect the engine oil for metallic particles indicating chain wear.
3
Visually inspect the timing chain cover for oil leaks or damage.
4
Check the tensioner functionality by measuring the tensioner’s pressure and resistance.
5
Perform a compression test to assess the engine's internal health.

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

•Socket set
•Torque wrench
•Timing chain kit
•Screwdriver set
•Oil catch pan

Parts Required

•Timing chain
•Timing chain tensioner
•Timing chain guides
•Gasket set

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Diagnostic Steps

1
Scan the vehicle’s OBD-II system for any error codes related to the timing chain or engine performance.
2
Inspect the engine oil for metallic particles indicating chain wear.
3
Visually inspect the timing chain cover for oil leaks or damage.
4
Check the tensioner functionality by measuring the tensioner’s pressure and resistance.
5
Perform a compression test to assess the engine's internal health.

Solution

1. Preparation

Tools Required: Socket set, torque wrench, timing chain kit, screwdriver set, oil catch pan, engine oil, gasket sealer.
Ensure the vehicle is on a level surface. Disconnect the battery to prevent electrical shorts.
Drain the engine oil and coolant into an oil catch pan.

2. Remove Engine Components

Sub-steps:
1. Remove the engine cover by unscrewing the bolts and lifting it off.
2. Disconnect the air intake duct and mass airflow sensor.
3. Remove the serpentine belt by releasing tension from the tensioner.
4. Detach the water pump, if necessary, to access the timing cover.
5. Remove any components obstructing the timing cover (e.g., alternator, power steering pump).

3. Remove Timing Cover

Sub-steps:
1. Unbolt the timing cover using a socket set, starting from the top and working down.
2. Gently pry off the timing cover, ensuring no debris falls into the engine.

4. Replace Timing Chain

Sub-steps:
1. Remove the old timing chain and any associated guides or tensioners.
2. Align the crankshaft and camshaft timing marks according to the service manual.
3. Install the new timing chain, ensuring it is correctly seated on the sprockets.
4. Replace the timing chain tensioner and guides, ensuring they are properly secured.

5. Reassemble Engine

Sub-steps:
1. Clean the mating surfaces of the timing cover and engine block.
2. Apply a bead of gasket sealer if necessary and reinstall the timing cover.
3. Reattach any components removed earlier (water pump, alternator, etc.).
4. Install the serpentine belt, ensuring proper routing and tension.
5. Reconnect the air intake duct and mass airflow sensor.

6. Refill Engine Fluids

Sub-steps:
1. Refill the engine with the appropriate type and amount of oil.
2. Refill the cooling system with the correct coolant.