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2019
honda civic21 views

Check Engine Light On

Expert diagnosis and repair solutions for 2019 honda civic Check Engine Light On. Get step-by-step fixes, cost estimates, and professional advice.

Expert Repair Solutions

1
medium$0 (covered under recall)
Replace the fuel pump assembly as part of the recall campaign to prevent engine stalling and check engine light activation.
Source: https://static.nhtsa.gov/odi/rcl/2021/RCRIT-21V215-8834.pdf

Repair Steps:

  1. Contact your local Honda dealer to confirm recall eligibility.
  2. Schedule an appointment for the fuel pump replacement.
  3. Have the dealer replace the fuel pump assembly at no cost.
2
easy$10-$30
Inspect and replace the gas cap if it is loose or damaged, which is a common cause for the check engine light.
Source: https://www.autonationhondarenton.com/service/check-engine-light.htm

Repair Steps:

  1. Check the gas cap for any signs of damage or looseness.
  2. Tighten the gas cap securely.
  3. If damaged, purchase a new gas cap from an auto parts store.
  4. Replace the old gas cap with the new one.
3
medium$150-$300
Replace the oxygen sensor if it is malfunctioning, as this can cause the check engine light to illuminate.
Source: https://www.battisonhonda.com/blog/why-is-my-honda-check-engine-light-on/

Repair Steps:

  1. Use an OBD-II scanner to confirm the oxygen sensor fault code.
  2. Purchase the correct oxygen sensor for your vehicle model.
  3. Locate the faulty oxygen sensor (usually near the exhaust manifold).
  4. Disconnect the sensor and replace it with the new one.
  5. Clear the fault code using the OBD-II scanner.
4
medium$100-$200
Perform a software update for the PCM if the check engine light is related to a fuel level sensor issue.
Source: https://www.civicforums.com/forums/312-engine/375762-2019-honda-civic-lx-emissions-system-problem.html

Repair Steps:

  1. Visit a Honda dealership to diagnose the PCM software issue.
  2. Request a software update for the powertrain control module (PCM).
  3. Allow the dealer to perform the update, which should resolve the sensor misinterpretation.

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