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why does my Honda Pilot Third Generation (2016-present) check engine light keep coming on - Honda Pilot
Home/Cars/Honda/Pilot/Third Generation (2016-present)/why does my Honda Pilot Third Generation (2016-present) check engine light keep coming on

why does my Honda Pilot Third Generation (2016-present) check engine light keep coming on

Honda Pilot Third Generation (2016-present)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
490 words

Problem Statement

Learn how to diagnose and fix the check engine light issue in Honda Pilot Third Generation. 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 the battery before working on electrical systems.
  • •Allow the engine to cool before removing any components.

Symptoms

  • •Check engine light illuminated
  • •Decreased fuel efficiency
  • •Rough engine idle
  • •Engine stalling
  • •Increased emissions
  • •Unusual engine noises (e.g., knocking or pinging)

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

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

Parts Required

  • •Gas cap (if faulty)
  • •Vacuum hoses (if damaged)
  • •Air filter (if dirty)
  • •Spark plugs (if worn)
  • •Ignition coils (if faulty)

Additional Information

Affected Component
Engine
Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
5 items
Parts Required
5 items

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Park the vehicle on a flat surface and engage the parking brake.
  • Disconnect the battery to ensure safety while working on electrical components.
2. Address Error Codes
  • Use the OBD-II scanner to retrieve and document all error codes.
  • Research each code to understand the specific issue and required repairs.
3. Repair Identified Issues
  • If the gas cap is damaged or loose, replace or tighten it.
  • For vacuum leaks, locate and replace damaged hoses; ensure all connections are secure.
  • Replace the air filter if it is clogged or dirty.
  • If spark plugs or ignition coils are faulty, remove the old components:
    1. Remove engine cover if applicable.
    2. Disconnect electrical connections from the ignition coils.
    3. Remove bolts securing the coils and pull them out.
    4. Replace with new coils and re-install bolts with specified torque (typically 7-10 ft-lbs).
    5. Repeat for spark plugs, ensuring to gap them correctly before installation.
4. Clear Error Codes
  • Reconnect the battery once repairs are completed.
  • Use the OBD-II scanner to clear the error codes and reset the check engine light.
5. Test Drive
  • Take the vehicle for a test drive to ensure the check engine light does not re-illuminate and all systems function normally.