how to replace timing chain on Ford Explorer Sixth Generation

Ford Explorer Sixth Generation (2020-present)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

Error Code: P0016, P0017

4 min read

607 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 replace the timing chain on a 2006-2010 Ford Explorer. Step-by-step guide with symptoms, diagnostic steps, tools, and parts required.

Error Code

P0016, P0017

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 starting any work.
•Always use jack stands to support the vehicle safely while working underneath.

Symptoms

•Engine noise, specifically a rattling or slapping sound from the front of the engine
•Check engine light illuminated with related codes (e.g., P0016, P0017)
•Poor engine performance or rough idling
•Oil leaks at the timing chain cover
•Engine stalling or failure to start

Diagnostic Steps

1
Verify symptoms by listening for unusual sounds from the engine bay while it's running.
2
Use an OBD-II scanner to check for any error codes related to the timing chain.
3
Inspect the timing chain cover for oil leaks and signs of wear or damage.
4
Check the tensioner and guides for wear or failure.
5
Measure the timing chain stretch using appropriate tools if necessary.

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
•Belt tensioner tool
•Screwdrivers
•Oil drain pan
•Jack and jack stands

Parts Required

•Timing chain kit (chain, guides, tensioner)
•Timing chain cover gasket
•Engine oil

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Diagnostic Steps

1
Verify symptoms by listening for unusual sounds from the engine bay while it's running.
2
Use an OBD-II scanner to check for any error codes related to the timing chain.
3
Inspect the timing chain cover for oil leaks and signs of wear or damage.
4
Check the tensioner and guides for wear or failure.
5
Measure the timing chain stretch using appropriate tools if necessary.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the battery to prevent electrical shorts.
Raise the vehicle and support it securely with jack stands.

2. Remove Components

Remove the Engine Cover:
- Unscrew bolts holding the engine cover and lift it off.
Remove the Accessory Components:
- Remove the serpentine belt using a belt tensioner tool.
- Disconnect and remove components blocking access to the timing chain (e.g., alternator, power steering pump).
Drain Engine Oil:
- Place a drain pan under the oil pan and remove the oil drain plug. Allow oil to fully drain.

3. Timing Chain Removal

Remove the Timing Chain Cover:
- Unbolt the timing chain cover using a socket set. Carefully pry it off to avoid damaging the gasket.
Remove the Old Timing Chain:
- Align the timing marks on the crankshaft and camshaft.
- Remove the timing chain tensioner and guides.
- Slide the old timing chain off the sprockets.

4. Install New Timing Chain

Install New Timing Chain:
- Place the new timing chain onto the crankshaft and camshaft sprockets, ensuring the timing marks align properly.
Install Guides and Tensioner:
- Install new timing chain guides and the tensioner, following manufacturer specifications for torque values.

5. Reassemble Engine

Reattach Timing Chain Cover:
- Clean the mating surfaces and install a new gasket.
- Bolt the timing chain cover back in place with specified torque.
Reinstall Other Components:
- Reinstall the oil drain plug and fill engine with fresh oil.
- Reattach the accessory components and serpentine belt.
- Reinstall the engine cover.

6. Final Checks

Reconnect the battery.
Start the engine and listen for any unusual noise.
Check for leaks around the timing chain cover.