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

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

Honda CR-V Fifth Generation (2017-2022)

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

Problem Statement

Learn how to diagnose and fix intermittent engine light issues in Honda CR-V (2017-2022). Step-by-step guide with symptoms, diagnostic steps, 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 inspecting the ignition system.

Symptoms

  • •Check engine light illuminated intermittently
  • •Engine misfiring or rough idle
  • •Decreased fuel efficiency
  • •Unusual engine noises
  • •Poor acceleration or power loss
  • •Increased emissions

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
  • •Screwdriver set
  • •Multimeter
  • •Vacuum gauge

Parts Required

  • •Spark plugs (if worn)
  • •Ignition coils (if faulty)
  • •Air filter (if clogged)
  • •Vacuum hoses (if damaged)

Additional Information

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

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Back to Generation
Solution
1. Preparation
  • Gather necessary tools and parts.
  • Disconnect the negative battery terminal to prevent electrical shorts.
2. Scan and Clear Codes
  • Use the OBD-II scanner to read and document any stored trouble codes.
  • Clear the codes and monitor if they reappear after driving the vehicle.
3. Inspect and Replace Components

A. Ignition System

  • Tools Required: Socket set, torque wrench
  • Instructions:
    1. Remove the engine cover if applicable.
    2. Disconnect the ignition coils and remove them using a socket.
    3. Inspect spark plugs for wear; replace if necessary (gap to manufacturer specifications).
    4. Reinstall ignition coils, ensuring proper torque specifications are met.

B. Air Intake System

  • Tools Required: Screwdriver set, vacuum gauge
  • Instructions:
    1. Inspect the air filter; replace if dirty or clogged.
    2. Check for any cracks or leaks in the intake hoses.
    3. If necessary, replace damaged hoses and ensure all connections are secure.
4. Battery and Charging System Check
  • Tools Required: Multimeter
  • Instructions:
    1. Test the battery voltage; it should be around 12.6 volts when fully charged.
    2. Start the engine and check the voltage across the battery terminals; it should read 13.7-14.7 volts.
    3. If readings are outside of this range, consider replacing the battery or alternator.