my Honda Pilot has a strong oil smell, what should I check?

Honda Pilot Third Generation (2016-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

587 words

Problem Statement

Learn how to diagnose and fix a strong oil smell in Honda Pilot. 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 battery before working on electrical systems.
•Allow the engine to cool before opening any components.
•Use caution when handling hot engine parts or fluids.

Symptoms

•Strong oil smell in and around the vehicle
•Possible oil spots on the driveway or garage floor
•Engine overheating warning light (if oil levels are low)
•Visible smoke from the engine compartment
•Decreased engine performance due to low oil levels

Diagnostic Steps

1
Inspect the engine bay for signs of oil leaks, including around the oil filter, oil pan, and valve cover.
2
Check the oil dipstick to confirm oil level and condition (color and consistency).
3
Examine the oil filter for tightness and proper installation.
4
Look for any damaged gaskets or seals that may cause oil to leak.
5
Inspect the exhaust system for oil burning, which may indicate a leak onto hot engine parts.
6
Scan for any error codes using an OBD-II scanner that may indicate engine issues related to oil.

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
•Oil filter wrench
•Degreaser
•Oil catch pan
•OBD-II scanner

Parts Required

•New oil filter
•New valve cover gasket (if applicable)
•New oil pan gasket (if applicable)
•Engine oil (if oil level was low)

Related Faults

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Diagnostic Steps

1
Inspect the engine bay for signs of oil leaks, including around the oil filter, oil pan, and valve cover.
2
Check the oil dipstick to confirm oil level and condition (color and consistency).
3
Examine the oil filter for tightness and proper installation.
4
Look for any damaged gaskets or seals that may cause oil to leak.
5
Inspect the exhaust system for oil burning, which may indicate a leak onto hot engine parts.
6
Scan for any error codes using an OBD-II scanner that may indicate engine issues related to oil.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the engine is cool.
Disconnect the battery to ensure safety during repairs.

2. Inspect and Tighten Components

Oil Filter:
- Use an oil filter wrench to loosen the filter if it is too tight.
- Check for proper installation and orientation.
- If necessary, replace with a new filter.
Oil Drain Plug:
- Use a socket wrench to check the tightness of the oil drain plug.
- If it’s loose, tighten it to the manufacturer's specified torque (typically around 20-25 ft-lbs for most Honda models).

3. Replace Damaged Seals/Gaskets

Valve Cover Gasket:
- Remove the valve cover bolts using a socket set.
- Carefully lift off the valve cover and inspect the gasket for wear or damage.
- Clean the mating surfaces and install a new valve cover gasket.
- Reassemble the valve cover and torque the bolts to the manufacturer’s specifications.
Oil Pan Gasket:
- If the oil pan is leaking, drain the oil first.
- Remove the oil pan by loosening the bolts.
- Clean the old gasket material from the pan and engine block.
- Install a new gasket and reattach the oil pan, torquing the bolts to specifications.

4. Clean the Area

Use a degreaser to clean any oil residue from the engine bay, which will help in identifying future leaks.

Tools Required:

Socket set
Torque wrench
Oil filter wrench
Degreaser
Oil catch pan
OBD-II scanner (if needed for further diagnosis)

Parts Required:

New oil filter
New valve cover gasket (if applicable)
New oil pan gasket (if applicable)
Engine oil (if oil level was low)

Estimated Repair Time: 2-4 hours

Safety Warnings:

Disconnect battery before working on electrical systems.
Allow the engine to cool before opening any components.
Use caution when handling hot engine parts or fluids.