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why does my Honda CR-V Fifth Generation (2017-2022) engine light come on and off - Honda CR-V
Home/Cars/Honda/CR-V/Fifth Generation (2017-2022)/why does my Honda CR-V Fifth Generation (2017-2022) engine light come on and off

why does my Honda CR-V Fifth Generation (2017-2022) engine light come on and off

Honda CR-V Fifth Generation (2017-2022)

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

Problem Statement

Learn how to diagnose and fix the intermittent check engine light issue in Honda CR-V (2017-2022). 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 components.
  • •Allow the engine to cool before inspecting or replacing engine parts.

Symptoms

  • •Check engine light illuminates and then turns off at random intervals
  • •Engine may exhibit rough idling or stalling
  • •Decrease in fuel efficiency
  • •Unusual engine noises, such as knocking or pinging
  • •Emissions may increase, leading to potential failure in emissions tests

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
  • •Multimeter

Parts Required

  • •Spark plugs
  • •Gas cap (if damaged)
  • •Air intake hoses (if damaged)

Additional Information

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

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Solution
1. Preparation
  • Gather tools and parts needed for the repair.
  • Ensure the vehicle is parked on a level surface and the engine is cool.
  • Tools Required: OBD-II scanner, socket set, torque wrench, multimeter.
2. Address OBD-II Error Codes
  • Sub-step 1: Clear the codes from the OBD-II scanner and take the vehicle for a test drive to replicate the issue.
  • Sub-step 2: If the check engine light returns, note the new codes and research them to identify the specific issues.
3. Inspect and Replace Components
  • Sub-step 1: If codes indicate ignition system issues, remove the spark plugs using a socket set, inspect for wear, and replace if needed. Torque new plugs to manufacturer specifications (usually 13-15 lb-ft).
  • Sub-step 2: If the gas cap is faulty, replace it with an OEM part to ensure proper sealing.
  • Sub-step 3: For air intake leaks, inspect hoses and connections. Replace any damaged components.
4. Final Inspection
  • Sub-step 1: After repairs, clear the error codes again and conduct a test drive to confirm the issue is resolved.
  • Sub-step 2: Monitor the engine performance for any remaining symptoms or irregularities.